Lot 161

A SAPPHIRE FIVE STONE RING set with a row of five ...

Lot 161

A SAPPHIRE FIVE STONE RING set with a row of five ...

Estimate £2,000 - £3,000


Description

A SAPPHIRE FIVE STONE RING set with a row of five cushion cut sapphires, no assay marks, size T / 9.75, 5.6g. With a gemmological verbal assessment stating that the sapphires are of Ceylon (Sri Lankan) origin. 

Fees apply: 25% (excl VAT) up to and including £500,000 for each individual lot, 20% on the excess up to £3,000,000 and 12% in excess of £3,000,000. - Bid Calculator

Please note that submitting this bid is legally binding.

Share this lot

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.

Other lots you might like

LOT 1

AN ANTIQUE CEYLON NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut sapphire of approximately 5.00 carats in a cluster of old cut diamonds, the diamonds all totalling 1.4-1.6 carats, no assay marks, size J1/2 / 5.5, 5.3g.

AN ANTIQUE CEYLON NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut sapphire of approximately 5.00 carats in a cluster of old cut diamonds, the diamonds all totalling 1.4-1.6 carats, no assay marks, size J1/2 / 5.5, 5.3g.

Estimate £6,000 - £8,000

LOT 5

SCHLUMBERGER STUDIOS FOR TIFFANY & CO., A SIXTEEN STONE DIAMOND RING comprising a row of round brilliant cut diamonds accented by X motifs, the diamonds totalling 1.14 carats, signed Tiffany & Co., signed Schlumberger studios, stamped 750 PT950, size

SCHLUMBERGER STUDIOS FOR TIFFANY & CO., A SIXTEEN STONE DIAMOND RING comprising a row of round brilliant cut diamonds accented by X motifs, the diamonds totalling 1.14 carats, signed Tiffany & Co., signed Schlumberger studios, stamped 750 PT950, size

Estimate £3,000 - £5,000

LOT 8

A SOLITAIRE DIAMOND RING set with an emerald cut diamond of approximately 3.42 carats between two baguette cut diamonds, stamped PLAT, size L1/2 / 6, 4.5g. 

A SOLITAIRE DIAMOND RING set with an emerald cut diamond of approximately 3.42 carats between two baguette cut diamonds, stamped PLAT, size L1/2 / 6, 4.5g. 

Estimate £8,000 - £12,000

LOT 13

A TWO ROW DIAMOND HALF ETERNITY RING set with two rows of round brilliant cut diamonds all totalling 1.6-1.8 carats, no assay marks, size M / 6.25, 6.1g. 

A TWO ROW DIAMOND HALF ETERNITY RING set with two rows of round brilliant cut diamonds all totalling 1.6-1.8 carats, no assay marks, size M / 6.25, 6.1g. 

Estimate £800 - £1,200

LOT 14

A FINE PARAIBA TOURMALINE AND DIAMOND RING in 18ct white gold, set with a pear cut tourmaline of 5.38 carats in a border of round brilliant cut diamonds, the diamonds totalling 1.5-1.6 carats, full British hallmarks, size M1/2 / 6.5, 9.9g. Accompanie

A FINE PARAIBA TOURMALINE AND DIAMOND RING in 18ct white gold, set with a pear cut tourmaline of 5.38 carats in a border of round brilliant cut diamonds, the diamonds totalling 1.5-1.6 carats, full British hallmarks, size M1/2 / 6.5, 9.9g. Accompanie

Estimate £10,000 - £15,000

LOT 19

A SAPPHIRE AND DIAMOND CLUSTER RING set with an octagonal step cut sapphire of approximately 6.21 carats in a cluster of round brilliant and baguette cut diamonds, further round brilliant cut diamonds set to the band, the diamonds totalling 1.3-1.5 c

A SAPPHIRE AND DIAMOND CLUSTER RING set with an octagonal step cut sapphire of approximately 6.21 carats in a cluster of round brilliant and baguette cut diamonds, further round brilliant cut diamonds set to the band, the diamonds totalling 1.3-1.5 c

Estimate £4,000 - £6,000

LOT 20

MIKIMOTO, A DIAMOND HEART RING designed as three open hearts set with round brilliant cut diamonds, inscribed 0.57, signed MII, stamped K18WG, size K / 5.25, 4.7g. 

MIKIMOTO, A DIAMOND HEART RING designed as three open hearts set with round brilliant cut diamonds, inscribed 0.57, signed MII, stamped K18WG, size K / 5.25, 4.7g. 

Estimate £600 - £800

LOT 21

A PURPLISH RED TOURMALINE AND DIAMOND CLUSTER RING set with an oval cut tourmaline of 8.11 carats in a triple cluster of round brilliant cut diamonds, the diamonds totalling 4.4-4.6 carats, stamped 750, size N1/2 / 7, 13.3g. Accompanied by a gemmolog

A PURPLISH RED TOURMALINE AND DIAMOND CLUSTER RING set with an oval cut tourmaline of 8.11 carats in a triple cluster of round brilliant cut diamonds, the diamonds totalling 4.4-4.6 carats, stamped 750, size N1/2 / 7, 13.3g. Accompanied by a gemmolog

Estimate £4,000 - £6,000

LOT 23

CARTIER, A LES MUST DE CARTIER TRINITY RING comprising three interlocking tricolour rings, signed le must de Cartier, stamped 750, size K1/2 / 5.5, 7.3g. 

CARTIER, A LES MUST DE CARTIER TRINITY RING comprising three interlocking tricolour rings, signed le must de Cartier, stamped 750, size K1/2 / 5.5, 7.3g. 

Estimate £400 - £600

LOT 27

AN AQUAMARINE AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut aquamarine of approximately 22.00 carats in a cluster of round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, the diamonds totalling 2

AN AQUAMARINE AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut aquamarine of approximately 22.00 carats in a cluster of round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, the diamonds totalling 2

Estimate £3,500 - £4,500

LOT 29

CHOPARD, DIAMOND HAPPY DIAMONDS SUN RING designed as a rising sun set with round brilliant cut diamonds, with a free moving round brilliant cut diamond in a white sapphire locket, signed Chopard and numbered, stamped 750, size K1/2 / 5.5, 9.5g. 

CHOPARD, DIAMOND HAPPY DIAMONDS SUN RING designed as a rising sun set with round brilliant cut diamonds, with a free moving round brilliant cut diamond in a white sapphire locket, signed Chopard and numbered, stamped 750, size K1/2 / 5.5, 9.5g. 

Estimate £1,500 - £2,500

LOT 31

AN INDIAN DIAMOND AND ENAMEL RING set with a flat cut diamond in a border of red and white enamel, accented by further rose cut diamonds, no assay marks, size M / 6.25, 6.8g. 

AN INDIAN DIAMOND AND ENAMEL RING set with a flat cut diamond in a border of red and white enamel, accented by further rose cut diamonds, no assay marks, size M / 6.25, 6.8g. 

Estimate £120 - £160

LOT 34

CARTIER, A DIAMOND NOUVELLE VAGUE RING in 18ct white gold, designed as two interlocking bands, one set with round brilliant cut diamonds, the diamonds totalling 1.0-1.1 carats, signed Cartier and numbered, Swiss assay marks, size H1/2 / 4, 11.6g.

CARTIER, A DIAMOND NOUVELLE VAGUE RING in 18ct white gold, designed as two interlocking bands, one set with round brilliant cut diamonds, the diamonds totalling 1.0-1.1 carats, signed Cartier and numbered, Swiss assay marks, size H1/2 / 4, 11.6g.

Estimate £1,800 - £2,200

LOT 37

NO RESERVE - A TURQUOISE CLUSTER RING set with an oval cabochon turquoise in a cluster of round cabochon turquoise, no assay marks, size S / 9.25, 4.9g. 

NO RESERVE - A TURQUOISE CLUSTER RING set with an oval cabochon turquoise in a cluster of round cabochon turquoise, no assay marks, size S / 9.25, 4.9g. 

Estimate £200 - £300

LOT 40

AN ART DECO JADEITE JADE, CORAL AND DIAMOND DRESS RING in 18ct white gold, set with a polished jadeite jade, accented by polished coral and single cut diamonds, later shank with partial British hallmarks, size K / 5.25, 5.8g. 

AN ART DECO JADEITE JADE, CORAL AND DIAMOND DRESS RING in 18ct white gold, set with a polished jadeite jade, accented by polished coral and single cut diamonds, later shank with partial British hallmarks, size K / 5.25, 5.8g. 

Estimate £4,000 - £6,000

LOT 42

TIFFANY & CO., A PEARL RING set with a pearl of 7.3mm, signed Tiffany & Co., stamped 750, size N1/2 / 7, 6.5g. 

TIFFANY & CO., A PEARL RING set with a pearl of 7.3mm, signed Tiffany & Co., stamped 750, size N1/2 / 7, 6.5g. 

Estimate £600 - £800

LOT 45

A BURMA NO HEAT SPINEL AND DIAMOND RING set with a cushion cut spinel of 3.29 carats in a border of round brilliant cut diamonds, stamped 18K, size M / 6.25, 3.8g. Accompanied by a gemmological report stating that the spinel is of Burmese (Myanmar) o

A BURMA NO HEAT SPINEL AND DIAMOND RING set with a cushion cut spinel of 3.29 carats in a border of round brilliant cut diamonds, stamped 18K, size M / 6.25, 3.8g. Accompanied by a gemmological report stating that the spinel is of Burmese (Myanmar) o

Estimate £4,500 - £5,500

LOT 47

A TIGER'S EYE AND DIAMOND DRESS RING the stylised ring set with three polished tiger's eyes, accented by rows of round brilliant cut diamonds, stamped K18, size P / 7.75, 10.6g. 

A TIGER'S EYE AND DIAMOND DRESS RING the stylised ring set with three polished tiger's eyes, accented by rows of round brilliant cut diamonds, stamped K18, size P / 7.75, 10.6g. 

Estimate £600 - £800

LOT 50

A DIAMOND DRESS RING the tapering hammered gold band accented by rows of intersecting round brilliant cut diamonds, inscribed D0.30, stamped K18, size L1/2 / 6, 9.7g. 

A DIAMOND DRESS RING the tapering hammered gold band accented by rows of intersecting round brilliant cut diamonds, inscribed D0.30, stamped K18, size L1/2 / 6, 9.7g. 

Estimate £600 - £800

LOT 52

TIFFANY & CO., A PEARL RING set with a pearl of 7.3mm, signed Tiffany & Co., stamped 750, size J / 4.75, 6.2g. 

TIFFANY & CO., A PEARL RING set with a pearl of 7.3mm, signed Tiffany & Co., stamped 750, size J / 4.75, 6.2g. 

Estimate £300 - £500

LOT 55

A FRENCH OPAL, DIAMOND AND PLIQUE A JOUR ENAMEL DRAGONFLY RING in 18ct yellow gold, the ring designed as a pair of dragonflies set with two marquise cabochon opals, the wings decorated with green plique a jour enamel, the eyes set with round brillian

A FRENCH OPAL, DIAMOND AND PLIQUE A JOUR ENAMEL DRAGONFLY RING in 18ct yellow gold, the ring designed as a pair of dragonflies set with two marquise cabochon opals, the wings decorated with green plique a jour enamel, the eyes set with round brillian

Estimate £6,000 - £8,000

LOT 57

NO RESERVE - AN AMETHYST AND WHITE GEMSTONE RING in 9ct yellow gold, set with three oval cut amethysts, accented by round cut white gemstones, full British hallmarks, size R / 8.5, 4.0g. 

NO RESERVE - AN AMETHYST AND WHITE GEMSTONE RING in 9ct yellow gold, set with three oval cut amethysts, accented by round cut white gemstones, full British hallmarks, size R / 8.5, 4.0g. 

Estimate £150 - £250

LOT 59

AN ANTIQUE BELLE EPOQUE DIAMOND AND PEARL TOI ET MOI RING set with an old European cut diamond of approximately 0.77 carats and a pearl of 5.7mm, accented by further old European cut diamonds, no assay marks, size Q / 8.25, 4.6g.

AN ANTIQUE BELLE EPOQUE DIAMOND AND PEARL TOI ET MOI RING set with an old European cut diamond of approximately 0.77 carats and a pearl of 5.7mm, accented by further old European cut diamonds, no assay marks, size Q / 8.25, 4.6g.

Estimate £2,000 - £3,000

LOT 61

VAN CLEEF & ARPELS, A DIAMOND PERLEE RING pave set with round brilliant cut diamonds, accented by rows of gold beads, signed VCA and numbered, stamped AU750, size K1/2 / 5.5, 9.0g. Accompanied by a Van Cleef & Arpels jewellery pouch. 

VAN CLEEF & ARPELS, A DIAMOND PERLEE RING pave set with round brilliant cut diamonds, accented by rows of gold beads, signed VCA and numbered, stamped AU750, size K1/2 / 5.5, 9.0g. Accompanied by a Van Cleef & Arpels jewellery pouch. 

Estimate £5,000 - £7,000

LOT 65

A PINK OPAL AND DIAMOND RING the stylised ring set with sections of polished pink opal, accented by round brilliant cut diamonds, stamped K18, size L / 5.75, 6.9g. 

A PINK OPAL AND DIAMOND RING the stylised ring set with sections of polished pink opal, accented by round brilliant cut diamonds, stamped K18, size L / 5.75, 6.9g. 

Estimate £800 - £1,200

LOT 68

A DIAMOND RING set with a central pear shape rose cut diamond, surrounded by a cluster of round cut diamonds, stamped 14K, size N / 6.75, 2.8g. 

A DIAMOND RING set with a central pear shape rose cut diamond, surrounded by a cluster of round cut diamonds, stamped 14K, size N / 6.75, 2.8g. 

Estimate £500 - £700

LOT 70

CARTIER, A DIAMOND DRESS RING in 18ct yellow gold, the wide band half set with pave set round brilliant cut diamonds, the diamonds totalling 1.8-2.0 carats, signed Cartier and numbered, Swiss assay marks, stamped 750, size M / 6.25, 12.1g. 

CARTIER, A DIAMOND DRESS RING in 18ct yellow gold, the wide band half set with pave set round brilliant cut diamonds, the diamonds totalling 1.8-2.0 carats, signed Cartier and numbered, Swiss assay marks, stamped 750, size M / 6.25, 12.1g. 

Estimate £4,000 - £6,000

LOT 72

A DIAMOND RING set with a polki cut diamond, no assay marks, size N / 6.75, 1.4g. 

A DIAMOND RING set with a polki cut diamond, no assay marks, size N / 6.75, 1.4g. 

Estimate £80 - £120

LOT 74

STEPHEN WEBSTER, A ROCK CRYSTAL, DIAMOND AND PINK HARDSTONE CRYSTAL HAZE RING in 18ct white gold, set with a faceted rock crystal over a pink hardstone, in a border of round brilliant cut diamonds, Stephen Webster maker's mark, full British hallmarks

STEPHEN WEBSTER, A ROCK CRYSTAL, DIAMOND AND PINK HARDSTONE CRYSTAL HAZE RING in 18ct white gold, set with a faceted rock crystal over a pink hardstone, in a border of round brilliant cut diamonds, Stephen Webster maker's mark, full British hallmarks

Estimate £1,000 - £1,500

LOT 76

NO RESERVE - AN ANTIQUE DIAMOND FIVE STONE RING in 18ct yellow gold, set with five old cut diamonds, stamped 18ct, size N1/2 / 7, 1.8g. 

NO RESERVE - AN ANTIQUE DIAMOND FIVE STONE RING in 18ct yellow gold, set with five old cut diamonds, stamped 18ct, size N1/2 / 7, 1.8g. 

Estimate £300 - £500

LOT 79

A TURQUOISE AND DIAMOND DRESS RING set with a polished rectangular turquoise within a frame of rose cut diamonds, the band set all around with further rose cut diamonds, no assay marks, size M1/2 / 6.5, 15.9g. 

A TURQUOISE AND DIAMOND DRESS RING set with a polished rectangular turquoise within a frame of rose cut diamonds, the band set all around with further rose cut diamonds, no assay marks, size M1/2 / 6.5, 15.9g. 

Estimate £300 - £500

LOT 84

WENDY YUE, A JADEITE JADE, TSAVORITE GARNET AND DIAMOND FLOWER RING in 18ct white gold, set with jadeite jade petals and round cut tsavorite garnets, accented by round brilliant cut diamonds, maker's mark, full British hallmarks, stamped 750, size N1

WENDY YUE, A JADEITE JADE, TSAVORITE GARNET AND DIAMOND FLOWER RING in 18ct white gold, set with jadeite jade petals and round cut tsavorite garnets, accented by round brilliant cut diamonds, maker's mark, full British hallmarks, stamped 750, size N1

Estimate £3,500 - £4,500

LOT 86

A LARGE BAROQUE PEARL AND DIAMOND DRESS RING in 18ct yellow gold, set with a baroque pearl of 29.0mm accented by ropework, the shoulders set with round brilliant cut diamonds, the bifurcated band in ropework design, inscribed d0.066ct, partial Britis

A LARGE BAROQUE PEARL AND DIAMOND DRESS RING in 18ct yellow gold, set with a baroque pearl of 29.0mm accented by ropework, the shoulders set with round brilliant cut diamonds, the bifurcated band in ropework design, inscribed d0.066ct, partial Britis

Estimate £1,200 - £1,600

LOT 87

AN ENAMEL AND DIAMOND RING the turquoise enamel band set with round brilliant cut diamonds, stamped 18K, size N / 6.75, 3.2g. 

AN ENAMEL AND DIAMOND RING the turquoise enamel band set with round brilliant cut diamonds, stamped 18K, size N / 6.75, 3.2g. 

Estimate £500 - £700

LOT 90

A TANZANITE AND DIAMOND RING set with an oval cut tanzanite, accented on each side by three graduating round brilliant cut diamonds, stamped 585, size N1/2 / 7, 2.5g. 

A TANZANITE AND DIAMOND RING set with an oval cut tanzanite, accented on each side by three graduating round brilliant cut diamonds, stamped 585, size N1/2 / 7, 2.5g. 

Estimate £400 - £600

LOT 92

VAN CLEEF & ARPELS, A MALACHITE AND DIAMOND ALHAMBRA RING in 18ct yellow gold, comprising a polished malachite quatrefoil set with a round brilliant cut diamond, signed VCA and numbered, French assay marks, stamped Au750, size K / 5.25, 6.2g. Accompa

VAN CLEEF & ARPELS, A MALACHITE AND DIAMOND ALHAMBRA RING in 18ct yellow gold, comprising a polished malachite quatrefoil set with a round brilliant cut diamond, signed VCA and numbered, French assay marks, stamped Au750, size K / 5.25, 6.2g. Accompa

Estimate £1,800 - £2,200

LOT 93

A GOLDEN MOTHER OF PEARL, DIAMOND AND RUBY BUTTERFLY RING the wings set with golden mother of pearl and accented by round brilliant cut diamonds, the antennae set with round cut rubies, stamped K18, size N1/2 / 7, 7.9g. 

A GOLDEN MOTHER OF PEARL, DIAMOND AND RUBY BUTTERFLY RING the wings set with golden mother of pearl and accented by round brilliant cut diamonds, the antennae set with round cut rubies, stamped K18, size N1/2 / 7, 7.9g. 

Estimate £800 - £1,200

LOT 96

NO RESERVE - A TURQUOISE CLUSTER RING set with an oval cabochon turquoise in a double cluster of round cabochon turquoise, no assay marks, size O1/2 / 7.5, 5.5g. 

NO RESERVE - A TURQUOISE CLUSTER RING set with an oval cabochon turquoise in a double cluster of round cabochon turquoise, no assay marks, size O1/2 / 7.5, 5.5g. 

Estimate £200 - £300

LOT 99

MAUBOUSSIN, AN AMETHYST RING in 18ct white gold, set with an oval cut amethyst, signed Mauboussin Paris and numbered, French assay marks, stamped 750, size P1/2 / 8, 11.5g. 

MAUBOUSSIN, AN AMETHYST RING in 18ct white gold, set with an oval cut amethyst, signed Mauboussin Paris and numbered, French assay marks, stamped 750, size P1/2 / 8, 11.5g. 

Estimate £1,000 - £1,500

LOT 101

A PEARL AND DIAMOND TOI ET MOI RING set with a black pearl of 9.8mm and a white pearl of 9.4mm, the band set with round brilliant cut diamonds, no assay marks, size I / 4.25, 8.2g. 

A PEARL AND DIAMOND TOI ET MOI RING set with a black pearl of 9.8mm and a white pearl of 9.4mm, the band set with round brilliant cut diamonds, no assay marks, size I / 4.25, 8.2g. 

Estimate £500 - £700

LOT 104

A DIAMOND HALF ETERNITY RING half set with a row of round brilliant cut diamonds, the diamonds totalling 1.3-1.4 carats, stamped 18CT, size P / 7.75, 5.1g. 

A DIAMOND HALF ETERNITY RING half set with a row of round brilliant cut diamonds, the diamonds totalling 1.3-1.4 carats, stamped 18CT, size P / 7.75, 5.1g. 

Estimate £600 - £800

LOT 107

BULGARI, A BLUE TOPAZ B.ZERO1 RING in 18ct white gold, the band set with three rows of round cut blue topaz, with engraved lettering 'BVLGARI' to the sides, signed Bulgari, Italian assay marks, stamped 750, size J / 4.75, 13.5g.

BULGARI, A BLUE TOPAZ B.ZERO1 RING in 18ct white gold, the band set with three rows of round cut blue topaz, with engraved lettering 'BVLGARI' to the sides, signed Bulgari, Italian assay marks, stamped 750, size J / 4.75, 13.5g.

Estimate £800 - £1,200

LOT 111

A VINTAGE NATURAL ORANGE JADEITE JADE AND DIAMOND RING, 1970S in 14ct yellow gold, set with an oval cabochon jadeite jade, the hammered mount accented by round cut diamonds, stamped 14K 585, size M / 6.25, 20.0g. Accompanied by a GIA report from 1978

A VINTAGE NATURAL ORANGE JADEITE JADE AND DIAMOND RING, 1970S in 14ct yellow gold, set with an oval cabochon jadeite jade, the hammered mount accented by round cut diamonds, stamped 14K 585, size M / 6.25, 20.0g. Accompanied by a GIA report from 1978

Estimate £1,200 - £1,600

LOT 116

A DIAMOND RING set with a polki cut diamond, no assay marks, size N1/2 / 7, 1.3g. 

A DIAMOND RING set with a polki cut diamond, no assay marks, size N1/2 / 7, 1.3g. 

Estimate £80 - £120

LOT 119

MIKIMOTO, A SAPPHIRE AND DIAMOND RING set with four round cut sapphires, the shoulders set with round brilliant cut diamonds, inscribed 0.74ct 0.32ct, Mikimoto maker's mark, stamped K18, size K1/2 / 5.5, 5.2g. 

MIKIMOTO, A SAPPHIRE AND DIAMOND RING set with four round cut sapphires, the shoulders set with round brilliant cut diamonds, inscribed 0.74ct 0.32ct, Mikimoto maker's mark, stamped K18, size K1/2 / 5.5, 5.2g. 

Estimate £500 - £700

LOT 148

A 4.89 CARAT ZAMBIAN EMERALD AND DIAMOND RING set with an octagonal step cut emerald of 4.89 carats, accented on each side by a trapezoid cut diamond, no assay marks, size L / 5.75, 5.0g. With a gemmological verbal assessment stating that the emerald

A 4.89 CARAT ZAMBIAN EMERALD AND DIAMOND RING set with an octagonal step cut emerald of 4.89 carats, accented on each side by a trapezoid cut diamond, no assay marks, size L / 5.75, 5.0g. With a gemmological verbal assessment stating that the emerald

Estimate £10,000 - £15,000

LOT 152

LACLOCHE, AN ART DECO EMERALD AND DIAMOND RING set with a cushion cut emerald of approximately 0.80 carats, the shoulders set with round and fancy cut diamonds, signed Lacloche Freres, no assay marks, size I / 4.25, 2.4g. 

LACLOCHE, AN ART DECO EMERALD AND DIAMOND RING set with a cushion cut emerald of approximately 0.80 carats, the shoulders set with round and fancy cut diamonds, signed Lacloche Freres, no assay marks, size I / 4.25, 2.4g. 

Estimate £5,000 - £7,000

LOT 155

NO RESERVE - AN ANTIQUE OPAL FIVE STONE RING in 18ct yellow gold, set with five oval cabochon opals, accented by rose cut diamonds, stamped 18ct, size Q / 8, 3.6g. 

NO RESERVE - AN ANTIQUE OPAL FIVE STONE RING in 18ct yellow gold, set with five oval cabochon opals, accented by rose cut diamonds, stamped 18ct, size Q / 8, 3.6g. 

Estimate £200 - £300

LOT 158

ELSA PERETTI FOR TIFFANY & CO., AN OPEN HEART RING designed as an open heart, signed Tiffany & Co., signed Peretti Spain, stamped AU750, size I1/2 / 4.5, 3.6g. 

ELSA PERETTI FOR TIFFANY & CO., AN OPEN HEART RING designed as an open heart, signed Tiffany & Co., signed Peretti Spain, stamped AU750, size I1/2 / 4.5, 3.6g. 

Estimate £400 - £600

LOT 164

A COLOMBIAN EMERALD AND DIAMOND RING set with a pear cut emerald of 3.15 carats in a border of round brilliant cut diamonds, stamped 18K, size O1/2 / 7.5, 5.4g. 

A COLOMBIAN EMERALD AND DIAMOND RING set with a pear cut emerald of 3.15 carats in a border of round brilliant cut diamonds, stamped 18K, size O1/2 / 7.5, 5.4g. 

Estimate £2,000 - £3,000

LOT 168

A COGNAC DIAMOND FLOWER RING / BROOCH / PENDANT the petals pave set with round cut cognac diamonds, detachable from the ring mount to be worn as a brooch or pendant, stamped 750, ring size N1/2 / 7, 3.5cm, 25.4g. 

A COGNAC DIAMOND FLOWER RING / BROOCH / PENDANT the petals pave set with round cut cognac diamonds, detachable from the ring mount to be worn as a brooch or pendant, stamped 750, ring size N1/2 / 7, 3.5cm, 25.4g. 

Estimate £1,000 - £1,500

LOT 174

NO RESERVE - A TOPAZ AND DIAMOND RING set with a pear cut topaz, accented by round brilliant cut diamonds, stamped AU585, size M / 6.25, 3.5g. 

NO RESERVE - A TOPAZ AND DIAMOND RING set with a pear cut topaz, accented by round brilliant cut diamonds, stamped AU585, size M / 6.25, 3.5g. 

Estimate £200 - £300

LOT 177

TIFFANY & CO., AN INFINITY RING designed as the infinity motif, signed Tiffany & Co. stamped AU750, size J / 4.75, 4.3g. 

TIFFANY & CO., AN INFINITY RING designed as the infinity motif, signed Tiffany & Co. stamped AU750, size J / 4.75, 4.3g. 

Estimate £300 - £500

LOT 180

MIKIMOTO, A SAPPHIRE AND DIAMOND RING set with round cut sapphires accented by round brilliant cut diamonds, Mikimoto maker's mark, stamped K18, size J / 4.75, 5.9g. 

MIKIMOTO, A SAPPHIRE AND DIAMOND RING set with round cut sapphires accented by round brilliant cut diamonds, Mikimoto maker's mark, stamped K18, size J / 4.75, 5.9g. 

Estimate £500 - £700

LOT 183

FRANK GEHRY FOR TIFFANY & CO., A DIAMOND TORQUE RING the square ring pave set with round cut diamonds, signed T & Co., signed Gehry, stamped 750, size L / 5.75, 5.1g. 

FRANK GEHRY FOR TIFFANY & CO., A DIAMOND TORQUE RING the square ring pave set with round cut diamonds, signed T & Co., signed Gehry, stamped 750, size L / 5.75, 5.1g. 

Estimate £600 - £800

LOT 186

A RUBELLITE TOURMALINE AND DIAMOND RING set with a facetted rubellite tourmaline of approximately 20.00 carats in a border of round brilliant cut diamonds, stamped 750, size O / 7.25, 20.5g. 

A RUBELLITE TOURMALINE AND DIAMOND RING set with a facetted rubellite tourmaline of approximately 20.00 carats in a border of round brilliant cut diamonds, stamped 750, size O / 7.25, 20.5g. 

Estimate £8,000 - £12,000

LOT 189

A FIRE OPAL AND ORANGE SAPPHIRE DRESS RING set with a square step cut fire opal, the mount accented by round cut orange sapphires, stamped 14K, size R1/2 / 8.75, 40.4g. 

A FIRE OPAL AND ORANGE SAPPHIRE DRESS RING set with a square step cut fire opal, the mount accented by round cut orange sapphires, stamped 14K, size R1/2 / 8.75, 40.4g. 

Estimate £4,000 - £6,000

LOT 194

ELSA PERETTI FOR TIFFANY & CO., A DIAMOND OPEN HEART RING designed as an open heart set with round brilliant cut diamonds, signed Tiffany & Co., signed Peretti Spain, stamped Pt.950, size I1/2 / 4.5, 5.4g. 

ELSA PERETTI FOR TIFFANY & CO., A DIAMOND OPEN HEART RING designed as an open heart set with round brilliant cut diamonds, signed Tiffany & Co., signed Peretti Spain, stamped Pt.950, size I1/2 / 4.5, 5.4g. 

Estimate £350 - £550

LOT 197

A DIAMOND FLOWER RING set with a round brilliant cut diamond of approximately 0.46 carats in a border of tapered baguette cut diamonds, no assay marks, size I / 4.25, 7.7g. 

A DIAMOND FLOWER RING set with a round brilliant cut diamond of approximately 0.46 carats in a border of tapered baguette cut diamonds, no assay marks, size I / 4.25, 7.7g. 

Estimate £800 - £1,200

LOT 204

A SAPPHIRE AND DIAMOND RING set with an oval cut sapphire of approximately 1.12 carats, the shoulders set with princess cut diamonds, inscribed 1.12 D0.025, stamped Pt900, size K / 5.25, 5.6g. 

A SAPPHIRE AND DIAMOND RING set with an oval cut sapphire of approximately 1.12 carats, the shoulders set with princess cut diamonds, inscribed 1.12 D0.025, stamped Pt900, size K / 5.25, 5.6g. 

Estimate £400 - £600

LOT 207

A COLOMBIAN EMERALD AND DIAMOND RING set with an octagonal step cut emerald of 1.00 carat in a border of round brilliant cut diamonds, the band set with further diamonds, no assay marks, size N / 6.75, 4.0g. 

A COLOMBIAN EMERALD AND DIAMOND RING set with an octagonal step cut emerald of 1.00 carat in a border of round brilliant cut diamonds, the band set with further diamonds, no assay marks, size N / 6.75, 4.0g. 

Estimate £1,500 - £2,500

LOT 210

A RUBY AND DIAMOND CLUSTER RING set with an oval cut ruby of 0.65 carats in a cluster of round brilliant cut diamonds all totalling 0.60 carats, inscribed 0.65 D0.60, stamped PT900, size K / 5.25, 5.8g. 

A RUBY AND DIAMOND CLUSTER RING set with an oval cut ruby of 0.65 carats in a cluster of round brilliant cut diamonds all totalling 0.60 carats, inscribed 0.65 D0.60, stamped PT900, size K / 5.25, 5.8g. 

Estimate £800 - £1,200

LOT 212

A RUBY AND DIAMOND CLUSTER RING set with an oval cut ruby of approximately 2.67 carats in a cluster of round brilliant cut diamonds, further round brilliant cut diamonds set to the bifurcated band, the diamonds totalling 1.3-1.4 carats, stamped 750,

A RUBY AND DIAMOND CLUSTER RING set with an oval cut ruby of approximately 2.67 carats in a cluster of round brilliant cut diamonds, further round brilliant cut diamonds set to the bifurcated band, the diamonds totalling 1.3-1.4 carats, stamped 750,

Estimate £3,000 - £5,000

LOT 215

NO RESERVE - AN OPAL AND DIAMOND RING set with an oval cabochon opal, accented on each side by three graduating round brilliant cut diamonds, stamped 585, size O / 7.25, 3.4g. 

NO RESERVE - AN OPAL AND DIAMOND RING set with an oval cabochon opal, accented on each side by three graduating round brilliant cut diamonds, stamped 585, size O / 7.25, 3.4g. 

Estimate £300 - £500

LOT 217

NO RESERVE - A STAR SAPPHIRE AND DIAMOND RING set with an oval cabochon star sapphire, accented on each side by a round cut diamond, no assay marks, size  R / 8.75, 3.7g. 

NO RESERVE - A STAR SAPPHIRE AND DIAMOND RING set with an oval cabochon star sapphire, accented on each side by a round cut diamond, no assay marks, size  R / 8.75, 3.7g. 

Estimate £150 - £250

LOT 221

AN INDIAN DIAMOND AND ENAMEL RING set with a flat cut diamond in a border of red and white enamel, accented by further rose cut diamonds, no assay marks, size N / 6.75, 7.3g. 

AN INDIAN DIAMOND AND ENAMEL RING set with a flat cut diamond in a border of red and white enamel, accented by further rose cut diamonds, no assay marks, size N / 6.75, 7.3g. 

Estimate £120 - £160

LOT 224

AN ANTIQUE CARNELIAN RING in 18ct yellow gold, set with an oval polished carnelian, on a quinfurcated band, French import marks, size I / 4.25, 13.4g. 

AN ANTIQUE CARNELIAN RING in 18ct yellow gold, set with an oval polished carnelian, on a quinfurcated band, French import marks, size I / 4.25, 13.4g. 

Estimate £800 - £1,200

LOT 232

NO RESERVE - A DIAMOND FLOWER RING in 9ct white gold, designed as two flower heads set with round brilliant cut diamonds, inscribed d0.105ct, partial British hallmarks, stamped Au375, size O / 7.25, 2.0g.

NO RESERVE - A DIAMOND FLOWER RING in 9ct white gold, designed as two flower heads set with round brilliant cut diamonds, inscribed d0.105ct, partial British hallmarks, stamped Au375, size O / 7.25, 2.0g.

Estimate £100 - £150

LOT 233

A DIAMOND HALF ETERNITY RING set with a row of baguette cut diamonds between rows of round brilliant cut diamonds, the diamonds all totalling 2.45 carats, stamped 750, size N / 6.75, 5.7g. 

A DIAMOND HALF ETERNITY RING set with a row of baguette cut diamonds between rows of round brilliant cut diamonds, the diamonds all totalling 2.45 carats, stamped 750, size N / 6.75, 5.7g. 

Estimate £2,000 - £3,000

LOT 237

NO RESERVE - A SAPPHIRE AND DIAMOND RING set with an oval cut sapphire, the band set with pairs of single cut diamonds, stamped 585, size M1/2 / 6.5, 3.7g. 

NO RESERVE - A SAPPHIRE AND DIAMOND RING set with an oval cut sapphire, the band set with pairs of single cut diamonds, stamped 585, size M1/2 / 6.5, 3.7g. 

Estimate £120 - £180

LOT 239

NO RESERVE - A BLUE TOPAZ RING in 9ct yellow gold, set with four oval cut blue topaz, full British hallmarks, size P / 7.5, 2.5g. 

NO RESERVE - A BLUE TOPAZ RING in 9ct yellow gold, set with four oval cut blue topaz, full British hallmarks, size P / 7.5, 2.5g. 

Estimate £100 - £150

LOT 242

A RUBY AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut ruby of 1.56 carats in a cluster of round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, the diamonds totalling 0.6-0.7 carats, full British

A RUBY AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut ruby of 1.56 carats in a cluster of round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, the diamonds totalling 0.6-0.7 carats, full British

Estimate £1,500 - £2,500

LOT 250

NO RESERVE - TWO DIAMOND RINGS comprising a solitaire diamond ring set with a round brilliant cut diamond, stamped 18CT PLAT, size L / 5.75, 2.6g, a diamond ring set with single cut diamonds, stamped 18CT, size N1/2 / 7, 2.0g. 

NO RESERVE - TWO DIAMOND RINGS comprising a solitaire diamond ring set with a round brilliant cut diamond, stamped 18CT PLAT, size L / 5.75, 2.6g, a diamond ring set with single cut diamonds, stamped 18CT, size N1/2 / 7, 2.0g. 

Estimate £200 - £300

LOT 254

A RUBY RING set with a cabochon ruby carved to depict a leaf, no assay marks, size L1/2 / 6, 1.1g. 

A RUBY RING set with a cabochon ruby carved to depict a leaf, no assay marks, size L1/2 / 6, 1.1g. 

Estimate £80 - £120

LOT 256

A PINK SAPPHIRE AND DIAMOND RING set with an oval cut pink sapphire of 0.86 carats in a cluster of round brilliant cut diamonds, each shoulder set with a tapered baguette cut diamond, the diamonds all totalling 0.50 carats, inscribed 0.86 D0.50, stam

A PINK SAPPHIRE AND DIAMOND RING set with an oval cut pink sapphire of 0.86 carats in a cluster of round brilliant cut diamonds, each shoulder set with a tapered baguette cut diamond, the diamonds all totalling 0.50 carats, inscribed 0.86 D0.50, stam

Estimate £800 - £1,200

LOT 258

A DIAMOND RING set with a 1.59 carat fancy cut diamond, surrounded by a cluster of round cut diamonds, stamped 14K, size N / 6.75, 2.6g. 

A DIAMOND RING set with a 1.59 carat fancy cut diamond, surrounded by a cluster of round cut diamonds, stamped 14K, size N / 6.75, 2.6g. 

Estimate £400 - £600

LOT 259

A RUBY AND DIAMOND THREE STONE RING set with an oval cut ruby of approximately 0.55 carats, accented on each side by a round cut diamond, stamped 18CT PLAT, size K / 5.25, 3.0g. 

A RUBY AND DIAMOND THREE STONE RING set with an oval cut ruby of approximately 0.55 carats, accented on each side by a round cut diamond, stamped 18CT PLAT, size K / 5.25, 3.0g. 

Estimate £300 - £500