Lot 9

BULGARI, A PARENTESI RING in modular design, signe ...

Lot 9

BULGARI, A PARENTESI RING in modular design, signe ...

Estimate £600 - £800


Description

BULGARI, A PARENTESI RING in modular design, signed Bvlgari, Italian assay marks, stamped 750, size L1/2 / 6, 11.3g. 

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Estimated Shipping Costs


General delivery information available from the auctioneer

We are pleased to offer a comprehensive shipping service, in which all items are sent insured to their full value. Our shipping costs are as follows:

(i) Domestic UK packages are charged according to the below pricing bands, dependent on the invoice amount:

Band A - £1 - £2,500. Cost is £20.00
Band A - £2,501 - £4,000. Cost is £30.00
Band B - £4,001 - £6,000 Cost is £40.00
Band C- £6,001 - £8,000 Cost is £50.00
Band D - £8,001 - £10,000 Cost is £60.00
Band E - £10,001 - £15,000 Cost is £70.00
Band F - £15,001 and above Cost is £80.00

International Packages are charged as follows:

i) Up to £250 in value charged at £30.00 per package;
ii) In excess of £250 in value charged at £40.00 per package plus insurance at a rate of 1% of the total purchase price.

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LOT 1

TIFFANY & CO., A 1.04 CARAT SOLITAIRE DIAMOND RING in platinum, set with a round brilliant cut diamond of 1.04 carats, inscribed 1.04CT, signed Tiffany & Co. and numbered, full British hallmarks, stamped PT950, size I / 4.25, 4.3g. Accompanied by a T

TIFFANY & CO., A 1.04 CARAT SOLITAIRE DIAMOND RING in platinum, set with a round brilliant cut diamond of 1.04 carats, inscribed 1.04CT, signed Tiffany & Co. and numbered, full British hallmarks, stamped PT950, size I / 4.25, 4.3g. Accompanied by a T

Estimate £2,000 - £3,000

LOT 3

VAN CLEEF & ARPELS, A DIAMOND FRIVOLE RING in 18ct yellow gold, designed as a flower with three heart shaped petals, set with a round brilliant cut diamond, signed VCA and numbered, French assay marks, stamped Au750, size L1/2 / 6, 5.3g. Accompanied

VAN CLEEF & ARPELS, A DIAMOND FRIVOLE RING in 18ct yellow gold, designed as a flower with three heart shaped petals, set with a round brilliant cut diamond, signed VCA and numbered, French assay marks, stamped Au750, size L1/2 / 6, 5.3g. Accompanied

Estimate £1,500 - £2,500

LOT 6

OTTO POULSEN, AN EMERALD AND DIAMOND RING set with three oval cabochon emeralds, punctuated by trios of round brilliant cut diamonds, signed Otto Poulsen, stamped 750, size O / 7.25, 6.5g. 

OTTO POULSEN, AN EMERALD AND DIAMOND RING set with three oval cabochon emeralds, punctuated by trios of round brilliant cut diamonds, signed Otto Poulsen, stamped 750, size O / 7.25, 6.5g. 

Estimate £400 - £600

LOT 11

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire of 1.18 carats in a cluster of round brilliant cut diamonds, the diamonds all totalling approximately 1.00 carat, inscribed 1.18, full British hallmarks, size L /

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire of 1.18 carats in a cluster of round brilliant cut diamonds, the diamonds all totalling approximately 1.00 carat, inscribed 1.18, full British hallmarks, size L /

Estimate £1,500 - £2,500

LOT 13

KAT FLORENCE, AN UNHEATED RUBY AND DIAMOND RING set with an oval cut ruby of 1.05 carats, the shoulders accented by round brilliant cut diamonds, signed Kat Florence, stamped 18K D0.73, size M1/2 / 6.5, 5.5g. Accompanied by a Kat Florence jewellery b

KAT FLORENCE, AN UNHEATED RUBY AND DIAMOND RING set with an oval cut ruby of 1.05 carats, the shoulders accented by round brilliant cut diamonds, signed Kat Florence, stamped 18K D0.73, size M1/2 / 6.5, 5.5g. Accompanied by a Kat Florence jewellery b

Estimate £3,000 - £5,000

LOT 15

A DIAMOND DRESS RING in 18ct yellow gold, in a stylised braided design, accented by round brilliant cut diamonds, stamped 750, partial British hallmarks, size O / 7.25, 22.0g. 

A DIAMOND DRESS RING in 18ct yellow gold, in a stylised braided design, accented by round brilliant cut diamonds, stamped 750, partial British hallmarks, size O / 7.25, 22.0g. 

Estimate £1,000 - £1,500

LOT 18

A THREE STONE DIAMOND RING set with a marquise cut diamond of 1.07 carats accented on each side by a round brilliant cut diamond, the diamonds totalling 2.10 carats, no assay marks, size M / 6.25, 4.1g. 

A THREE STONE DIAMOND RING set with a marquise cut diamond of 1.07 carats accented on each side by a round brilliant cut diamond, the diamonds totalling 2.10 carats, no assay marks, size M / 6.25, 4.1g. 

Estimate £2,500 - £3,500

LOT 20

AN EMERALD AND DIAMOND RING set with an octagonal step cut emerald of approximately 3.61 carats in a double cluster of round brilliant cut diamonds, the diamonds all totalling 1.5-1.7 carats, stamped 750, size S / 9, 13.4g. 

AN EMERALD AND DIAMOND RING set with an octagonal step cut emerald of approximately 3.61 carats in a double cluster of round brilliant cut diamonds, the diamonds all totalling 1.5-1.7 carats, stamped 750, size S / 9, 13.4g. 

Estimate £2,000 - £3,000

LOT 23

A DIAMOND AND EMERALD TARGET RING set with a single cut diamond of 0.63 carats in a border of calibre cut emeralds, the shoulders set with further single cut diamonds, stamped 750, size M / 6.25, 5.2g. 

A DIAMOND AND EMERALD TARGET RING set with a single cut diamond of 0.63 carats in a border of calibre cut emeralds, the shoulders set with further single cut diamonds, stamped 750, size M / 6.25, 5.2g. 

Estimate £1,000 - £1,500

LOT 27

A DIAMOND THREE STONE RING set with a round brilliant cut diamond between a round brilliant cut cognac and yellow diamond, the diamonds all totalling 1.3-1.5 carats, stamped 750, size P1/2 / 8, 8.2g. 

A DIAMOND THREE STONE RING set with a round brilliant cut diamond between a round brilliant cut cognac and yellow diamond, the diamonds all totalling 1.3-1.5 carats, stamped 750, size P1/2 / 8, 8.2g. 

Estimate £800 - £1,200

LOT 30

A BLUE TOPAZ RING set with an octagonal step cut blue topaz of approximately 15.62 carats, stamped 750, size P / 7.5, 12.2g. 

A BLUE TOPAZ RING set with an octagonal step cut blue topaz of approximately 15.62 carats, stamped 750, size P / 7.5, 12.2g. 

Estimate £400 - £600

LOT 31

AN ANTIQUE DIAMOND CLUSTER RING in 18ct yellow gold, set with a cluster of old cut diamonds, full British hallmarks for London 1901, size Q / 8.25, 3.6g. 

AN ANTIQUE DIAMOND CLUSTER RING in 18ct yellow gold, set with a cluster of old cut diamonds, full British hallmarks for London 1901, size Q / 8.25, 3.6g. 

Estimate £500 - £700

LOT 33

AN EMERALD AND DIAMOND RING in 18ct yellow gold, set with three cushion cut emeralds, accented by round brilliant cut diamonds, full British hallmarks, size N1/2 / 7, 7.5g. 

AN EMERALD AND DIAMOND RING in 18ct yellow gold, set with three cushion cut emeralds, accented by round brilliant cut diamonds, full British hallmarks, size N1/2 / 7, 7.5g. 

Estimate £500 - £700

LOT 35

AN ART DECO SOLITAIRE DIAMOND RING set with an old cushion cut diamond of 1.14 carats, the shoulders set with single cut diamonds, stamped 5% IRID, size O1/2 / 7.5, 2.5g. 

AN ART DECO SOLITAIRE DIAMOND RING set with an old cushion cut diamond of 1.14 carats, the shoulders set with single cut diamonds, stamped 5% IRID, size O1/2 / 7.5, 2.5g. 

Estimate £1,800 - £2,200

LOT 37

AN ANTIQUE RUBY AND DIAMOND RING in 18ct yellow gold, set with five oval cut rubies in a border of old cut diamonds, full British hallmarks for Birmingham 1908, size P / 7.75, 4.1g. 

AN ANTIQUE RUBY AND DIAMOND RING in 18ct yellow gold, set with five oval cut rubies in a border of old cut diamonds, full British hallmarks for Birmingham 1908, size P / 7.75, 4.1g. 

Estimate £350 - £550

LOT 39

AN OPAL AND DIAMOND RING set with a marquise shaped cabochon opal in a cluster of single cut diamonds, stamped 14K, size P1/2 / 8, 7.7g. 

AN OPAL AND DIAMOND RING set with a marquise shaped cabochon opal in a cluster of single cut diamonds, stamped 14K, size P1/2 / 8, 7.7g. 

Estimate £350 - £450

LOT 42

AN ANTIQUE OPAL RING in 18ct yellow gold, set with five cabochon opals, full British hallmarks, date letter obscured, size O / 7.25, 5.0g. 

AN ANTIQUE OPAL RING in 18ct yellow gold, set with five cabochon opals, full British hallmarks, date letter obscured, size O / 7.25, 5.0g. 

Estimate £250 - £350

LOT 44

A BURMA NO HEAT RUBY AND DIAMOND TOI ET MOI RING set with an oval cut ruby of 1.04 carats and a pear-shaped old cut diamond of 0.53 carats, no assay marks, size N / 6.75, 4.5g. 

A BURMA NO HEAT RUBY AND DIAMOND TOI ET MOI RING set with an oval cut ruby of 1.04 carats and a pear-shaped old cut diamond of 0.53 carats, no assay marks, size N / 6.75, 4.5g. 

Estimate £2,000 - £3,000

LOT 47

A TIGER'S EYE DRESS RING set with an oval cabochon tiger's eye, marked indistinctly, size T / 9.5, 6.0g. 

A TIGER'S EYE DRESS RING set with an oval cabochon tiger's eye, marked indistinctly, size T / 9.5, 6.0g. 

Estimate £200 - £300

LOT 49

AN EMERALD AND DIAMOND RING set with an octagonal step cut emerald in a border of round brilliant cut diamonds, the shoulders set with further diamonds, stamped 18K, size N / 6.75, 11.4g. 

AN EMERALD AND DIAMOND RING set with an octagonal step cut emerald in a border of round brilliant cut diamonds, the shoulders set with further diamonds, stamped 18K, size N / 6.75, 11.4g. 

Estimate £500 - £700

LOT 51

MAUBOUSSIN, A DIAMOND AND MOTHER OF PEARL NADIA RING in 18ct yellow gold, set with a round brilliant cut diamond of approximately 0.60 carats, the shoulders set with carved mother of pearl, signed Mauboussin Paris and numbered, French import marks, s

MAUBOUSSIN, A DIAMOND AND MOTHER OF PEARL NADIA RING in 18ct yellow gold, set with a round brilliant cut diamond of approximately 0.60 carats, the shoulders set with carved mother of pearl, signed Mauboussin Paris and numbered, French import marks, s

Estimate £3,000 - £5,000

LOT 53

AN EMERALD RING set with three step cut emeralds, stamped 750, size O1/2 / 7.5, 5.3g. 

AN EMERALD RING set with three step cut emeralds, stamped 750, size O1/2 / 7.5, 5.3g. 

Estimate £300 - £500

LOT 57

A SET OF TRICOLOUR STACKING RINGS in tricolour gold, each in beaded design, stamped 18K, white gold size K / 5.25, white gold size K / 5.25, yellow gold size L / 5.75, total weight 16.7g. 

A SET OF TRICOLOUR STACKING RINGS in tricolour gold, each in beaded design, stamped 18K, white gold size K / 5.25, white gold size K / 5.25, yellow gold size L / 5.75, total weight 16.7g. 

Estimate £1,200 - £1,600

LOT 60

AN EMERALD RING set with an oval cabochon emerald of 3.20 carats, stamped 18K, size M / 6.25, 1.6g. 

AN EMERALD RING set with an oval cabochon emerald of 3.20 carats, stamped 18K, size M / 6.25, 1.6g. 

Estimate £350 - £550

LOT 62

A 2.00 CARAT EMERALD AND DIAMOND RING set with an octagonal step cut emerald of approximately 2.00 carats in a cluster of round brilliant cut diamonds, the shoulders set with further round brilliant cut diamonds, stamped 750, size E1/2 / 2.75, 4.5g.

A 2.00 CARAT EMERALD AND DIAMOND RING set with an octagonal step cut emerald of approximately 2.00 carats in a cluster of round brilliant cut diamonds, the shoulders set with further round brilliant cut diamonds, stamped 750, size E1/2 / 2.75, 4.5g.

Estimate £1,500 - £2,500

LOT 64

A THREE STONE DIAMOND RING set with a princess cut diamond of 1.01 carats accented on each side by a baguette cut diamond, stamped 750, size M1/2 / 6.5, 3.3g. Accompanied by a gemmological report stating that the diamond is E colour and SI2 clarity. 

A THREE STONE DIAMOND RING set with a princess cut diamond of 1.01 carats accented on each side by a baguette cut diamond, stamped 750, size M1/2 / 6.5, 3.3g. Accompanied by a gemmological report stating that the diamond is E colour and SI2 clarity. 

Estimate £2,500 - £3,500

LOT 67

A VINTAGE CORAL DRESS RING in yellow gold, set with two round cabochon corals accented by foliate decoration, no assay marks, size R / 8.5, 9.3g. 

A VINTAGE CORAL DRESS RING in yellow gold, set with two round cabochon corals accented by foliate decoration, no assay marks, size R / 8.5, 9.3g. 

Estimate £600 - £800

LOT 69

A SET OF THREE DIAMOND STACKING RINGS comprising three undulating tricolour rings accented by round brilliant cut diamonds, no assay marks, size M1/2 / 6.5, 14.9g. 

A SET OF THREE DIAMOND STACKING RINGS comprising three undulating tricolour rings accented by round brilliant cut diamonds, no assay marks, size M1/2 / 6.5, 14.9g. 

Estimate £1,000 - £1,500

LOT 70

A SYNTHETIC EMERALD AND DIAMOND RING in 18ct yellow gold, set with a rectangular hydrothermal synthetic emerald between two baguette cut diamonds, full British hallmarks, size N / 6.75, 11.0g. 

A SYNTHETIC EMERALD AND DIAMOND RING in 18ct yellow gold, set with a rectangular hydrothermal synthetic emerald between two baguette cut diamonds, full British hallmarks, size N / 6.75, 11.0g. 

Estimate £500 - £700

LOT 72

A GOLDEN PEARL, RUBY AND DIAMOND RING the stylised ring set with a golden pearl of 13.5mm, accented by round cut rubies and round cut diamonds, stamped 750, size O1/2 / 7.5, 22.5g. 

A GOLDEN PEARL, RUBY AND DIAMOND RING the stylised ring set with a golden pearl of 13.5mm, accented by round cut rubies and round cut diamonds, stamped 750, size O1/2 / 7.5, 22.5g. 

Estimate £800 - £1,200

LOT 74

A TSAVORITE GARNET AND DIAMOND SNAKE RING designed as a coiled snake set throughout with tsavorite garnets, the eyes set with round cut diamonds, the garnets totalling 3.04 carats, no assay marks, size N1/2 / 7, 14.0g. 

A TSAVORITE GARNET AND DIAMOND SNAKE RING designed as a coiled snake set throughout with tsavorite garnets, the eyes set with round cut diamonds, the garnets totalling 3.04 carats, no assay marks, size N1/2 / 7, 14.0g. 

Estimate £250 - £350

LOT 76

A FINE UNTREATED EMERALD AND DIAMOND CLUSTER RING set with an octagonal step cut emerald of 5.23 carats in a cluster of round cut diamonds, the shoulders set with further round cut diamonds, no assay marks, size M / 6.25, 8.0g. Accompanied by a gemmo

A FINE UNTREATED EMERALD AND DIAMOND CLUSTER RING set with an octagonal step cut emerald of 5.23 carats in a cluster of round cut diamonds, the shoulders set with further round cut diamonds, no assay marks, size M / 6.25, 8.0g. Accompanied by a gemmo

Estimate £20,000 - £30,000

LOT 79

A SAPPHIRE AND DIAMOND BOMBE RING the bombe face set throughout with marquise cut sapphires and accented by round brilliant cut diamonds, the sapphires totalling all 11.20 carats, the diamonds all totalling 0.60 carats, inscribed D0.60 S11.20, stampe

A SAPPHIRE AND DIAMOND BOMBE RING the bombe face set throughout with marquise cut sapphires and accented by round brilliant cut diamonds, the sapphires totalling all 11.20 carats, the diamonds all totalling 0.60 carats, inscribed D0.60 S11.20, stampe

Estimate £1,500 - £2,500

LOT 81

A SIGNET RING in 18ct yellow gold, the oval face engraved with a family crest, partial British hallmarks, size J1/2 / 5, 9.4g. 

A SIGNET RING in 18ct yellow gold, the oval face engraved with a family crest, partial British hallmarks, size J1/2 / 5, 9.4g. 

Estimate £500 - £700

LOT 84

A SAPPHIRE BOMBE RING set with round cut sapphires, stamped 750, size O / 7.25, 8.0g. 

A SAPPHIRE BOMBE RING set with round cut sapphires, stamped 750, size O / 7.25, 8.0g. 

Estimate £350 - £450

LOT 86

A VINTAGE DIAMOND DRESS RING in 18ct yellow gold, designed as a fluted knot, accented by sections of single cut diamonds, full British hallmarks for London 1979, size R / 8.5, 7.5g. 

A VINTAGE DIAMOND DRESS RING in 18ct yellow gold, designed as a fluted knot, accented by sections of single cut diamonds, full British hallmarks for London 1979, size R / 8.5, 7.5g. 

Estimate £400 - £600

LOT 88

A VINTAGE CORAL, ONYX AND DIAMOND RING in 14ct yellow gold, set with carved pieces of black onyx and angel skin coral, accented by rows of round cut diamonds, stamped 14K585, size M / 6.5, 20.1g. 

A VINTAGE CORAL, ONYX AND DIAMOND RING in 14ct yellow gold, set with carved pieces of black onyx and angel skin coral, accented by rows of round cut diamonds, stamped 14K585, size M / 6.5, 20.1g. 

Estimate £1,000 - £1,500

LOT 91

AN OPAL RING set with an oval cabochon opal, the mount with chased foliate decoration, stamped 9ct, size P / 7.5, 8.8g. 

AN OPAL RING set with an oval cabochon opal, the mount with chased foliate decoration, stamped 9ct, size P / 7.5, 8.8g. 

Estimate £250 - £350

LOT 94

AN UNHEATED RUBY AND DIAMOND RING set with a sugarloaf cabochon ruby of 2.56 carats in a border of round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, stamped 14K, size N / 6.75, 5.6g. Accompanied by a gemmologica

AN UNHEATED RUBY AND DIAMOND RING set with a sugarloaf cabochon ruby of 2.56 carats in a border of round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, stamped 14K, size N / 6.75, 5.6g. Accompanied by a gemmologica

Estimate £2,000 - £3,000

LOT 96

AN ANTIQUE SAPPHIRE AND DIAMOND FIVE STONE RING in 18ct yellow gold, set with three round cut sapphires and two old cut diamonds, stamped 18ct, size P1/2 / 7.75, 3.3g. 

AN ANTIQUE SAPPHIRE AND DIAMOND FIVE STONE RING in 18ct yellow gold, set with three round cut sapphires and two old cut diamonds, stamped 18ct, size P1/2 / 7.75, 3.3g. 

Estimate £400 - £600

LOT 99

A HARD STONE INTAGLIO RING set with a hard stone intaglio carved with the profile of a gentleman, stamped 750, size O1/2 / 7.5, 12.5g. 

A HARD STONE INTAGLIO RING set with a hard stone intaglio carved with the profile of a gentleman, stamped 750, size O1/2 / 7.5, 12.5g. 

Estimate £500 - £700

LOT 101

AN OPAL AND DIAMOND RING set with three cabochon opals, accented by pairs of old cut diamonds, no assay marks, size T / 9.5, 6.2g. 

AN OPAL AND DIAMOND RING set with three cabochon opals, accented by pairs of old cut diamonds, no assay marks, size T / 9.5, 6.2g. 

Estimate £300 - £500

LOT 104

A GARNET RING set with an oval cabochon garnet of 5.05 carats, stamped 18K, size M / 6.25, 2.2g. 

A GARNET RING set with an oval cabochon garnet of 5.05 carats, stamped 18K, size M / 6.25, 2.2g. 

Estimate £150 - £250

LOT 107

A 1.00 CARAT SOLITAIRE DIAMOND RING in 18ct white gold, set with a round brilliant cut diamond of 1.00 carat, partial British hallmarks, size M / 6.25, 5.6g. Accompanied by a GIA report stating that the diamond is D colour and SI2 clarity. 

A 1.00 CARAT SOLITAIRE DIAMOND RING in 18ct white gold, set with a round brilliant cut diamond of 1.00 carat, partial British hallmarks, size M / 6.25, 5.6g. Accompanied by a GIA report stating that the diamond is D colour and SI2 clarity. 

Estimate £2,000 - £3,000

LOT 110

MELLERIO, A SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a round brilliant cut diamond of approximately 0.90 carats, the shoulders set with calibre cut sapphires, signed Mellerio and numbered, French import marks, size L / 5.75, 6.2g. 

MELLERIO, A SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a round brilliant cut diamond of approximately 0.90 carats, the shoulders set with calibre cut sapphires, signed Mellerio and numbered, French import marks, size L / 5.75, 6.2g. 

Estimate £3,000 - £5,000

LOT 112

AN UNHEATED PURPLE SAPPHIRE AND DIAMOND THREE STONE RING set with an oval cut sapphire of approximately 2.25 carats, accented on each side by a round brilliant cut diamond, stamped 14K585, size N / 6.75, 4.3g. Accompanied by a gemmological report sta

AN UNHEATED PURPLE SAPPHIRE AND DIAMOND THREE STONE RING set with an oval cut sapphire of approximately 2.25 carats, accented on each side by a round brilliant cut diamond, stamped 14K585, size N / 6.75, 4.3g. Accompanied by a gemmological report sta

Estimate £700 - £900

LOT 115

AN EMERALD AND DIAMOND DRESS RING set with three round cut emeralds in a border of single cut diamonds, the emeralds all totalling approximately 1.35 carats, Portuguese assay marks, size O / 7.25, 8.5g. 

AN EMERALD AND DIAMOND DRESS RING set with three round cut emeralds in a border of single cut diamonds, the emeralds all totalling approximately 1.35 carats, Portuguese assay marks, size O / 7.25, 8.5g. 

Estimate £4,000 - £6,000

LOT 117

A SOLITAIRE DIAMOND RING in platinum, set with a round brilliant cut diamond of 1.00 carat on a stylised band set with further round brilliant cut diamonds, full British hallmarks, size I1/2 / 4.5, 4.6g. Accompanied by a gemmological report stating t

A SOLITAIRE DIAMOND RING in platinum, set with a round brilliant cut diamond of 1.00 carat on a stylised band set with further round brilliant cut diamonds, full British hallmarks, size I1/2 / 4.5, 4.6g. Accompanied by a gemmological report stating t

Estimate £1,500 - £2,500

LOT 119

A JADEITE JADE AND DIAMOND RING in 18ct yellow gold, set with an oval cabochon jadeite jade in a cluster of round brilliant cut diamonds, full British hallmarks, size R / 8.5, 9.0g. 

A JADEITE JADE AND DIAMOND RING in 18ct yellow gold, set with an oval cabochon jadeite jade in a cluster of round brilliant cut diamonds, full British hallmarks, size R / 8.5, 9.0g. 

Estimate £800 - £1,200

LOT 124

A DIAMOND ENGAGEMENT RING in platinum, set with an emerald cut diamond of approximately 1.92 carats in a border of round brilliant cut diamonds, the band set with further diamonds, partial British hallmarks, size M / 6.25, 4.5g. 

A DIAMOND ENGAGEMENT RING in platinum, set with an emerald cut diamond of approximately 1.92 carats in a border of round brilliant cut diamonds, the band set with further diamonds, partial British hallmarks, size M / 6.25, 4.5g. 

Estimate £3,500 - £4,500

LOT 126

A SAPPHIRE AND DIAMOND THREE STONE RING set with a cushion cut sapphire of approximately 1.10 carats between two trillion cut diamonds, stamped 18K, size M / 6.25, 3.4g. 

A SAPPHIRE AND DIAMOND THREE STONE RING set with a cushion cut sapphire of approximately 1.10 carats between two trillion cut diamonds, stamped 18K, size M / 6.25, 3.4g. 

Estimate £1,500 - £2,500

LOT 131

H STERN, AN AQUAMARINE AND DIAMOND RING set with an octagonal step cut aquamarine of approximately 6.50 carats, accented on each side with two single cut diamonds, maker's mark, stamped 750, size N1/2 / 7, 5.3g. 

H STERN, AN AQUAMARINE AND DIAMOND RING set with an octagonal step cut aquamarine of approximately 6.50 carats, accented on each side with two single cut diamonds, maker's mark, stamped 750, size N1/2 / 7, 5.3g. 

Estimate £1,000 - £1,500

LOT 133

BULGARI, A B.ZERO1 RING with engraved lettering BVLGARI to both sides, signed Bulgari and numbered, stamped 750, size X / 10.5, 7.7g. 

BULGARI, A B.ZERO1 RING with engraved lettering BVLGARI to both sides, signed Bulgari and numbered, stamped 750, size X / 10.5, 7.7g. 

Estimate £400 - £600

LOT 135

CARTIER, A DIAMOND DOUBLE LOVE RING in 18ct white and rose gold, designed as two interlocking bands punctuated by screw head motifs and round brilliant cut diamonds, signed Cartier and numbered, Swiss assay marks, stamped Au750, size K1/2 / 5.5, 6.7g

CARTIER, A DIAMOND DOUBLE LOVE RING in 18ct white and rose gold, designed as two interlocking bands punctuated by screw head motifs and round brilliant cut diamonds, signed Cartier and numbered, Swiss assay marks, stamped Au750, size K1/2 / 5.5, 6.7g

Estimate £1,500 - £2,500

LOT 137

A 2.01 CARAT FANCY YELLOW DIAMOND DRESS RING set with an emerald cut fancy yellow diamond of 2.01 carats in a cluster of round brilliant cut yellow and white diamonds, accented on each side by baguette cut diamonds, the shoulders set with further bag

A 2.01 CARAT FANCY YELLOW DIAMOND DRESS RING set with an emerald cut fancy yellow diamond of 2.01 carats in a cluster of round brilliant cut yellow and white diamonds, accented on each side by baguette cut diamonds, the shoulders set with further bag

Estimate £6,000 - £8,000

LOT 139

A RUBY AND DIAMOND RING invisibly set with three rows of square step cut rubies, accented by pave set round brilliant cut diamonds, the rubies totalling 4.20 carats, the diamonds totalling 0.50 carats, inscribed D0.50 R4.20, stamped 18KT, size N / 6.

A RUBY AND DIAMOND RING invisibly set with three rows of square step cut rubies, accented by pave set round brilliant cut diamonds, the rubies totalling 4.20 carats, the diamonds totalling 0.50 carats, inscribed D0.50 R4.20, stamped 18KT, size N / 6.

Estimate £1,000 - £1,500

LOT 142

A SOLITAIRE DIAMOND ENGAGEMENT RING set with a round brilliant cut diamond of approximately 1.92 carats, the bifurcated band and gallery set with round brilliant cut diamonds, stamped 18K 750, size N / 6.75, 4.4g 

A SOLITAIRE DIAMOND ENGAGEMENT RING set with a round brilliant cut diamond of approximately 1.92 carats, the bifurcated band and gallery set with round brilliant cut diamonds, stamped 18K 750, size N / 6.75, 4.4g 

Estimate £2,000 - £3,000

LOT 144

KAT FLORENCE, A RUSSIAN DEMANTOID GARNET AND DIAMOND DRESS RING set with an oval cut demantoid garnet of 1.23 carats in a cluster of round brilliant cut diamonds, the shoulders accented by further round brilliant cut diamonds, the diamonds all totall

KAT FLORENCE, A RUSSIAN DEMANTOID GARNET AND DIAMOND DRESS RING set with an oval cut demantoid garnet of 1.23 carats in a cluster of round brilliant cut diamonds, the shoulders accented by further round brilliant cut diamonds, the diamonds all totall

Estimate £2,500 - £3,500

LOT 148

AN UNHEATED SAPPHIRE AND DIAMOND RING set with a cushion cut sapphire of approximately 3.84 carats in a cluster of round brilliant cut diamonds, the shoulders set with further round cut diamonds, inscribed 0.51, stamped 14K585, size M1/2 / 6.5, 4.4g.

AN UNHEATED SAPPHIRE AND DIAMOND RING set with a cushion cut sapphire of approximately 3.84 carats in a cluster of round brilliant cut diamonds, the shoulders set with further round cut diamonds, inscribed 0.51, stamped 14K585, size M1/2 / 6.5, 4.4g.

Estimate £1,000 - £1,500

LOT 150

AN EMERALD AND DIAMOND CLUSTER RING set with an octagonal step cut emerald of approximately 1.61 carats in a cluster of round brilliant cut diamonds, inscribed D0.53, stamped 14K585, size N / 6.75, 3.2g. 

AN EMERALD AND DIAMOND CLUSTER RING set with an octagonal step cut emerald of approximately 1.61 carats in a cluster of round brilliant cut diamonds, inscribed D0.53, stamped 14K585, size N / 6.75, 3.2g. 

Estimate £500 - £700

LOT 151

AN EMERALD AND DIAMOND RING set with an oval cut emerald of approximately 1.45 carats, accented on each side by pairs of round brilliant cut diamonds, stamped 14K585, size N / 6.75, 2.3g. 

AN EMERALD AND DIAMOND RING set with an oval cut emerald of approximately 1.45 carats, accented on each side by pairs of round brilliant cut diamonds, stamped 14K585, size N / 6.75, 2.3g. 

Estimate £500 - £700

LOT 154

A RUBY AND DIAMOND DRESS RING in foliate design, set with an oval cut ruby of approximately 1.36 carats, accented by round brilliant cut diamonds, the diamonds totalling 1.8-2.0 carats, stamped 750, size L1/2 / 6, 9.2g. 

A RUBY AND DIAMOND DRESS RING in foliate design, set with an oval cut ruby of approximately 1.36 carats, accented by round brilliant cut diamonds, the diamonds totalling 1.8-2.0 carats, stamped 750, size L1/2 / 6, 9.2g. 

Estimate £3,000 - £5,000

LOT 157

AN EMERALD, SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with rows of calibre cut emeralds, sapphires and round brilliant cut diamonds, Sheffield import mark, size N1/2 / 7, 8.6g. 

AN EMERALD, SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with rows of calibre cut emeralds, sapphires and round brilliant cut diamonds, Sheffield import mark, size N1/2 / 7, 8.6g. 

Estimate £400 - £600

LOT 160

A DIAMOND NAIL RING designed as a bent nail set with round cut diamonds, the diamonds totalling 0.42 carats, no assay marks, size S / 9.25, 3.3g. 

A DIAMOND NAIL RING designed as a bent nail set with round cut diamonds, the diamonds totalling 0.42 carats, no assay marks, size S / 9.25, 3.3g. 

Estimate £500 - £700

LOT 162

A SOLITAIRE DIAMOND ENGAGEMENT RING AND WEDDING BAND in 18ct white gold, the engagement ring set with a round brilliant cut diamond of approximately 0.35 carats, the trifurcated band set with further round brilliant cut diamonds, the fitted wedding b

A SOLITAIRE DIAMOND ENGAGEMENT RING AND WEDDING BAND in 18ct white gold, the engagement ring set with a round brilliant cut diamond of approximately 0.35 carats, the trifurcated band set with further round brilliant cut diamonds, the fitted wedding b

Estimate £1,200 - £1,600

LOT 164

A FIVE STONE DIAMOND RING set with five round brilliant cut diamonds the diamonds totalling 1.8-2.0 carats, stamped PT950, size M1/2 / 6.5, 6.0g. 

A FIVE STONE DIAMOND RING set with five round brilliant cut diamonds the diamonds totalling 1.8-2.0 carats, stamped PT950, size M1/2 / 6.5, 6.0g. 

Estimate £2,500 - £3,500

LOT 166

A JADEITE JADE AND DIAMOND CLUSTER RING set with a cabochon jadeite jade in a cluster of round brilliant and old cut diamonds, the diamonds all totalling 1.1-1.2 carats, no assay marks, size L1/2 / 6, 5.3g. 

A JADEITE JADE AND DIAMOND CLUSTER RING set with a cabochon jadeite jade in a cluster of round brilliant and old cut diamonds, the diamonds all totalling 1.1-1.2 carats, no assay marks, size L1/2 / 6, 5.3g. 

Estimate £1,200 - £1,600

LOT 168

A BLUE TOPAZ AND DIAMOND RING in 18ct yellow gold, set with a cushion cut blue topaz, the stylised shoulders set with heart, marquise and round brilliant cut diamonds, full British hallmarks, size P / 7.75, 7.6g. 

A BLUE TOPAZ AND DIAMOND RING in 18ct yellow gold, set with a cushion cut blue topaz, the stylised shoulders set with heart, marquise and round brilliant cut diamonds, full British hallmarks, size P / 7.75, 7.6g. 

Estimate £400 - £600

LOT 170

A THREE STONE RUBY AND DIAMOND RING in 18ct white gold, set with an oval cut ruby of approximately 1.89 carats, accented on each side by a pear cut diamond, partial British hallmarks, stamped 750, size M1/2 / 6.5, 3.8g. 

A THREE STONE RUBY AND DIAMOND RING in 18ct white gold, set with an oval cut ruby of approximately 1.89 carats, accented on each side by a pear cut diamond, partial British hallmarks, stamped 750, size M1/2 / 6.5, 3.8g. 

Estimate £1,500 - £2,500

LOT 171

A DIAMOND AND EMERALD DRESS RING set to the centre with an old cut diamond of 0.46 carats, in a concentric border of calibre cut emeralds and single cut diamonds, accented by tapered baguette and further single cut diamonds, no assay marks, size N /

A DIAMOND AND EMERALD DRESS RING set to the centre with an old cut diamond of 0.46 carats, in a concentric border of calibre cut emeralds and single cut diamonds, accented by tapered baguette and further single cut diamonds, no assay marks, size N /

Estimate £1,000 - £1,500

LOT 174

A RECONSTITUTED TURQUOISE AND DIAMOND RING set with a round cabochon reconstituted turquoise within a scrolling border set with round cut diamonds, the diamonds totalling 1.20 carats, no assay marks, size O1/2 / 7.5, 10.5g. 

A RECONSTITUTED TURQUOISE AND DIAMOND RING set with a round cabochon reconstituted turquoise within a scrolling border set with round cut diamonds, the diamonds totalling 1.20 carats, no assay marks, size O1/2 / 7.5, 10.5g. 

Estimate £700 - £900

LOT 178

AN EMERALD AND DIAMOND RING in 18ct yellow gold, set with an oval cut emerald, the band set with baguette cut diamonds, full British hallmarks, size N / 6.75, 3.3g. 

AN EMERALD AND DIAMOND RING in 18ct yellow gold, set with an oval cut emerald, the band set with baguette cut diamonds, full British hallmarks, size N / 6.75, 3.3g. 

Estimate £250 - £350

LOT 181

A SAPPHIRE RING set with a pear shaped cabochon sapphire of 6.50 carats, stamped 18K, size N / 6.75, 2.5g. 

A SAPPHIRE RING set with a pear shaped cabochon sapphire of 6.50 carats, stamped 18K, size N / 6.75, 2.5g. 

Estimate £200 - £300

LOT 185

AN ANTIQUE VICTORIAN ONYX AND BLACK ENAMEL MOURNING RING in 18ct yellow gold, set with a shield shaped onyx, the band decorated throughout with black enamel, the reverse with a glass locket containing hair work, band engraved 'Mary Cleastry died 8 De

AN ANTIQUE VICTORIAN ONYX AND BLACK ENAMEL MOURNING RING in 18ct yellow gold, set with a shield shaped onyx, the band decorated throughout with black enamel, the reverse with a glass locket containing hair work, band engraved 'Mary Cleastry died 8 De

Estimate £500 - £700

LOT 188

A THREE STONE SAPPHIRE AND DIAMOND RING set with an oval cut sapphire of approximately 1.34 carats accented on each side by a round brilliant cut diamond, the shoulders set with round cut diamonds, no assay marks, size N1/2 / 7, 5.0g. 

A THREE STONE SAPPHIRE AND DIAMOND RING set with an oval cut sapphire of approximately 1.34 carats accented on each side by a round brilliant cut diamond, the shoulders set with round cut diamonds, no assay marks, size N1/2 / 7, 5.0g. 

Estimate £1,200 - £1,600

LOT 192

AN EMERALD RING set with an oval cut emerald of approximately 3.20 carats, stamped 14K585, size O / 7.25, 3.1g. 

AN EMERALD RING set with an oval cut emerald of approximately 3.20 carats, stamped 14K585, size O / 7.25, 3.1g. 

Estimate £600 - £800

LOT 195

A SOLITAIRE DIAMOND RING set with a princess cut diamond of approximately 1.40 carats, the band set with a row of round brilliant cut diamonds, stamped 14K, size N / 6.75, 2.6g. 

A SOLITAIRE DIAMOND RING set with a princess cut diamond of approximately 1.40 carats, the band set with a row of round brilliant cut diamonds, stamped 14K, size N / 6.75, 2.6g. 

Estimate £1,200 - £1,600

LOT 198

A SAPPHIRE AND DIAMOND CLUSTER RING set with an oval cut sapphire of approximately 2.90 carats in a cluster of round brilliant cut diamonds, inscribed D0.54, stamped 14K585, size N1/2 / 7, 3.4g. 

A SAPPHIRE AND DIAMOND CLUSTER RING set with an oval cut sapphire of approximately 2.90 carats in a cluster of round brilliant cut diamonds, inscribed D0.54, stamped 14K585, size N1/2 / 7, 3.4g. 

Estimate £700 - £900

LOT 199

AN EMERALD AND DIAMOND RING the fluted ring set with an oval cut emerald in a cluster of round brilliant cut diamonds, no assay marks, size J / 4.75, 7.5g. 

AN EMERALD AND DIAMOND RING the fluted ring set with an oval cut emerald in a cluster of round brilliant cut diamonds, no assay marks, size J / 4.75, 7.5g. 

Estimate £350 - £450

LOT 202

A SAPPHIRE AND DIAMOND RING set with an oval cut sapphire, accented on each side by trios of round brilliant cut diamonds, no assay marks, size M1/2 / 6.5, 3.3g. 

A SAPPHIRE AND DIAMOND RING set with an oval cut sapphire, accented on each side by trios of round brilliant cut diamonds, no assay marks, size M1/2 / 6.5, 3.3g. 

Estimate £250 - £350

LOT 203

A GREEN SAPPHIRE HALF ETERNITY RING set with a row of five fancy cut sapphires totalling 1.95 carats, stamped 18K, size M1/2 / 6.5, 1.1g. 

A GREEN SAPPHIRE HALF ETERNITY RING set with a row of five fancy cut sapphires totalling 1.95 carats, stamped 18K, size M1/2 / 6.5, 1.1g. 

Estimate £200 - £300

LOT 205

A DIAMOND DRESS RING pave set throughout with rows of round cut diamonds, the diamonds totalling 7.00 carats, no assay marks, size N / 6.75, 14.2g. 

A DIAMOND DRESS RING pave set throughout with rows of round cut diamonds, the diamonds totalling 7.00 carats, no assay marks, size N / 6.75, 14.2g. 

Estimate £700 - £900

LOT 207

A TANZANITE AND DIAMOND RING set with a pear cut tanzanite of approximately 3.27 carats in a double border of round cut diamonds, the shoulders set with further diamonds, stamped 585, size L1/2 / 6, 4.9g. 

A TANZANITE AND DIAMOND RING set with a pear cut tanzanite of approximately 3.27 carats in a double border of round cut diamonds, the shoulders set with further diamonds, stamped 585, size L1/2 / 6, 4.9g. 

Estimate £300 - £500

LOT 209

A DIAMOND DRESS RING in platinum, set with three clusters of round brilliant cut diamonds, accented by further round brilliant and baguette cut diamonds, full British hallmarks, stamped PT950, size L1/2 / 6, 15.0g. 

A DIAMOND DRESS RING in platinum, set with three clusters of round brilliant cut diamonds, accented by further round brilliant and baguette cut diamonds, full British hallmarks, stamped PT950, size L1/2 / 6, 15.0g. 

Estimate £800 - £1,200

LOT 211

AN EMERALD AND DIAMOND RING set with an octagonal step cut emerald, accented by baguette cut diamonds, stamped 750, size L / 5.75, 7.4g. 

AN EMERALD AND DIAMOND RING set with an octagonal step cut emerald, accented by baguette cut diamonds, stamped 750, size L / 5.75, 7.4g. 

Estimate £350 - £550

LOT 214

BULGARI, A SERPENTI RING in 18ct yellow gold, the coiled ring designed as a snake, comprising a row of tubogas links, signed Bulgari, Italian assay marks, stamped 750, size adjustable, 16.4g. Accompanied by a Bulgari jewellery box.

BULGARI, A SERPENTI RING in 18ct yellow gold, the coiled ring designed as a snake, comprising a row of tubogas links, signed Bulgari, Italian assay marks, stamped 750, size adjustable, 16.4g. Accompanied by a Bulgari jewellery box.

Estimate £4,000 - £6,000

LOT 216

A SAPPHIRE AND DIAMOND RING in platinum, set with a round cut sapphire of approximately 2.03 carats, the stepped shoulders set with baguette cut diamonds, partial British hallmarks, stamped PT950, size L1/2 / 6, 6.6g. 

A SAPPHIRE AND DIAMOND RING in platinum, set with a round cut sapphire of approximately 2.03 carats, the stepped shoulders set with baguette cut diamonds, partial British hallmarks, stamped PT950, size L1/2 / 6, 6.6g. 

Estimate £1,500 - £2,500

LOT 219

A DIAMOND RING set with a round brilliant cut diamond of approximately 1.55 carats, the shoulders set with trios of baguette cut diamonds, stamped PLAT, size N1/2 / 7, 4.7g. 

A DIAMOND RING set with a round brilliant cut diamond of approximately 1.55 carats, the shoulders set with trios of baguette cut diamonds, stamped PLAT, size N1/2 / 7, 4.7g. 

Estimate £1,000 - £1,500

LOT 222

A SAPPHIRE AND DIAMOND RING set with an oval, pear and marquise cut sapphire in a border of round brilliant cut diamonds, the band set with further diamonds, inscribed 1.00 0.50, stamped 750, size L1/2 / 6, 3.6g.

A SAPPHIRE AND DIAMOND RING set with an oval, pear and marquise cut sapphire in a border of round brilliant cut diamonds, the band set with further diamonds, inscribed 1.00 0.50, stamped 750, size L1/2 / 6, 3.6g.

Estimate £250 - £350

LOT 225

A GARNET FULL ETERNITY RING set all around with a row of cabochon garnets totalling 4.35 carats, stamped 18K, size N / 6.75, 1.5g. 

A GARNET FULL ETERNITY RING set all around with a row of cabochon garnets totalling 4.35 carats, stamped 18K, size N / 6.75, 1.5g. 

Estimate £150 - £250

LOT 227

A VINTAGE AMETHYST RING in yellow gold, set with an oval cut amethyst on a tapering band, stamped 10K, size S / 9, 9.2g. 

A VINTAGE AMETHYST RING in yellow gold, set with an oval cut amethyst on a tapering band, stamped 10K, size S / 9, 9.2g. 

Estimate £300 - £500

LOT 230

STERLE, AN AQUAMARINE DRESS RING in 18ct yellow gold, set with an oval cut aquamarine of approximately 8.55 carats, the stylised shoulders designed as leaves, signed Sterle Paris and numbered, French assay marks, size J1/2 / 5, 8.0g. 

STERLE, AN AQUAMARINE DRESS RING in 18ct yellow gold, set with an oval cut aquamarine of approximately 8.55 carats, the stylised shoulders designed as leaves, signed Sterle Paris and numbered, French assay marks, size J1/2 / 5, 8.0g. 

Estimate £3,000 - £5,000

LOT 234

AN ANTIQUE RUBY, PEARL AND EMERALD RING in 15ct yellow gold, set with cushion cut rubies, seed pearls and step cut emeralds, full British hallmarks for Birmingham 1869, re-sized to size R / 8.5, 2.3g. 

AN ANTIQUE RUBY, PEARL AND EMERALD RING in 15ct yellow gold, set with cushion cut rubies, seed pearls and step cut emeralds, full British hallmarks for Birmingham 1869, re-sized to size R / 8.5, 2.3g. 

Estimate £200 - £300

LOT 236

NO RESERVE - A DIAMOND HALF ETERNITY RING half set with a row of round brilliant cut diamonds, inscribed 0.20, no assay marks, size K1/2 / 5.5, 3.0g. 

NO RESERVE - A DIAMOND HALF ETERNITY RING half set with a row of round brilliant cut diamonds, inscribed 0.20, no assay marks, size K1/2 / 5.5, 3.0g. 

Estimate £200 - £300

LOT 239

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a cushion cut sapphire between two round brilliant cut diamonds, full British hallmarks, size L1/2 / 6, 4.3g. 

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a cushion cut sapphire between two round brilliant cut diamonds, full British hallmarks, size L1/2 / 6, 4.3g. 

Estimate £250 - £350

LOT 242

AN EMERALD AND DIAMOND RING set with a round brilliant cut diamond in a cluster of oval cut emeralds and further round brilliant cut diamonds, stamped 18ct, size J1/2 / 5, 5.6g. 

AN EMERALD AND DIAMOND RING set with a round brilliant cut diamond in a cluster of oval cut emeralds and further round brilliant cut diamonds, stamped 18ct, size J1/2 / 5, 5.6g. 

Estimate £350 - £450

LOT 244

A SPINEL HALF ETERNITY RING set with a row of seven oval cut spinels totalling 1.35 carats, stamped 18K, size N / 6.75, 0.9g. 

A SPINEL HALF ETERNITY RING set with a row of seven oval cut spinels totalling 1.35 carats, stamped 18K, size N / 6.75, 0.9g. 

Estimate £150 - £250

LOT 246

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a round brilliant cut diamond between two cushion cut sapphires, full British hallmarks, size U / 10, 6.7g. 

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a round brilliant cut diamond between two cushion cut sapphires, full British hallmarks, size U / 10, 6.7g. 

Estimate £300 - £500

LOT 249

AN AMETHYST AND DIAMOND RING in 18ct yellow gold, set with a round cut amethyst between trios of round brilliant cut diamonds, full British hallmarks, size S / 9.25, 6.5g. 

AN AMETHYST AND DIAMOND RING in 18ct yellow gold, set with a round cut amethyst between trios of round brilliant cut diamonds, full British hallmarks, size S / 9.25, 6.5g. 

Estimate £300 - £500

LOT 251

A VINTAGE DIAMOND RING set with a stylised cluster of round brilliant and baguette cut diamonds, no assay marks, size K / 5.25, 10.2g. 

A VINTAGE DIAMOND RING set with a stylised cluster of round brilliant and baguette cut diamonds, no assay marks, size K / 5.25, 10.2g. 

Estimate £800 - £1,200

LOT 253

AN EMERALD AND DIAMOND RING set with three octagonal step cut emeralds and two baguette cut diamonds, stamped WG, size N / 6.75, 4.3g. 

AN EMERALD AND DIAMOND RING set with three octagonal step cut emeralds and two baguette cut diamonds, stamped WG, size N / 6.75, 4.3g. 

Estimate £250 - £350

LOT 258

A SAPPHIRE AND DIAMOND CLUSTER RING set with a pear cut sapphire of approximately 2.70 carats in a cluster of round brilliant cut diamonds, on a bifurcated band, inscribed D0.50, stamped 14K585, size N1/2 / 7, 3.2g. 

A SAPPHIRE AND DIAMOND CLUSTER RING set with a pear cut sapphire of approximately 2.70 carats in a cluster of round brilliant cut diamonds, on a bifurcated band, inscribed D0.50, stamped 14K585, size N1/2 / 7, 3.2g. 

Estimate £700 - £900

LOT 260

A SOLITAIRE DIAMOND RING set with a princess cut diamond of 0.55 carats, the shoulders set with two rows of round brilliant cut diamonds, the diamonds all totalling 0.8-0.9 carats, stamped 18K 750, size J1/2 / 5, 4.6g. 

A SOLITAIRE DIAMOND RING set with a princess cut diamond of 0.55 carats, the shoulders set with two rows of round brilliant cut diamonds, the diamonds all totalling 0.8-0.9 carats, stamped 18K 750, size J1/2 / 5, 4.6g. 

Estimate £1,000 - £1,500

LOT 262

AN AQUAMARINE AND DIAMOND DRESS RING set with an oval cut aquamarine of 9.67 carats, the shoulders set with round brilliant cut diamonds, stamped 750, size N / 6.75, 7.6g. 

AN AQUAMARINE AND DIAMOND DRESS RING set with an oval cut aquamarine of 9.67 carats, the shoulders set with round brilliant cut diamonds, stamped 750, size N / 6.75, 7.6g. 

Estimate £2,500 - £3,500

LOT 265

AN AMETHYST RING set with an oval cabochon amethyst of 3.25 carats, stamped 18K, size L1/2 / 6, 1.8g. 

AN AMETHYST RING set with an oval cabochon amethyst of 3.25 carats, stamped 18K, size L1/2 / 6, 1.8g. 

Estimate £150 - £250

LOT 267

FENTON, AN EMERALD AND DIAMOND RING set with three octagonal step cut emeralds in borders of round brilliant cut diamonds, inscribed 0.25ct TW/54, signed Fenton, stamped 750, size L / 5.75, 4.2g. 

FENTON, AN EMERALD AND DIAMOND RING set with three octagonal step cut emeralds in borders of round brilliant cut diamonds, inscribed 0.25ct TW/54, signed Fenton, stamped 750, size L / 5.75, 4.2g. 

Estimate £300 - £500

LOT 270

A SOLITAIRE DIAMOND RING set with a princess cut diamond of 0.53 carats, the shoulders set with round brilliant cut diamonds, stamped 750, size N / 6.75, 2.8g. Accompanied by a GIA report stating the diamond I colour and VVS2 clarity. 

A SOLITAIRE DIAMOND RING set with a princess cut diamond of 0.53 carats, the shoulders set with round brilliant cut diamonds, stamped 750, size N / 6.75, 2.8g. Accompanied by a GIA report stating the diamond I colour and VVS2 clarity. 

Estimate £800 - £1,200