AN AQUAMARINE AND DIAMOND DRESS RING in platinum, set with a cushion cut aquamarine of 7.07 carats accented on each side by a baguette and carre cut diamonds, inscribed A7.07, stamped Pt950, size P1/2 / 8, 9.2g. 

Estimate £1,000 - £1,500

A YELLOW SAPPHIRE AND DIAMOND CLUSTER RING in platinum, set with an oval cut yellow sapphire of approximately 2.50 carats in a cluster of round brilliant cut diamonds, further round brilliant cut diamonds accenting the shoulders, stamped PLAT, size N

Estimate £1,500 - £2,500

A DIAMOND RING in 18ct yellow gold, the tapering band set with a princess cut diamond of approximately 1.00 carat, accented by a baguette and a trillion cut diamond, MA maker's mark, stamped 18K, size N1/2 / 7, 6.9g. 

Estimate £2,500 - £3,500

A RUBY AND DIAMOND TARGET RING set with a round brilliant cut diamond of approximately 0.23 carats in a border of tapered French cut rubies, each shoulder set with a single cut diamond, no assay marks, size N / 6.75, 4.6g. 

Estimate £1,000 - £1,500

A SOLITAIRE DIAMOND RING in 18ct white gold, set with an emerald cut diamond of 2.07 carats, no assay marks, size N / 6.75, 2.8g. Accompanied by a gemmological report stating that the diamond is of I/J colour and SI clarity. 

Estimate £3,000 - £5,000

A DIAMOND ENGAGEMENT RING set with an octagonal step cut diamond of approximately 1.10 carats within a cluster of old European cut diamonds, the band set with further diamonds, no assay marks, size L / 5.75, 5.4g.

Estimate £5,000 - £7,000

AN UNHEATED RUBY AND DIAMOND RING in platinum, set with a cushion cut ruby of 1.00 carat accented on each side by two baguette cut diamonds, inscribed R:1.00ct, stamped Pt950, size P1/2 / 8, 3.6g. Accompanied by a gemmological report stating the ruby

Estimate £1,500 - £2,500

A PINK TOURMALINE AND DIAMOND DRESS RING in platinum, set with an octagonal step cut pink tourmaline of 4.23 carats, the stepped shoulders set with baguette cut diamonds, inscribed T:4.23ct, stamped Pt950, size O / 7.25, 8.3g. 

Estimate £1,500 - £2,500

A SOLITAIRE DIAMOND RING in platinum, set with a round brilliant cut diamond of 1.23 carats, stamped PLAT, size K1/2 / 5.5, 2.7g. 

Estimate £2,000 - £3,000

A FRENCH CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in 18ct white and yellow gold, set with an oval cut sapphire of 8.41 carats within a border of round cut diamonds, French assay marks, size M / 6.25, 5.9g. Accompanied by a gemmological report stating

Estimate £8,000 - £12,000

AN ANTIQUE PINK SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a cushion cut pink sapphire between two old cut diamonds, stamped 18ct, size K / 5.25, 2.3g. 

Estimate £600 - £800

A DIAMOND AND ENAMEL RING set with a flat cut diamond in a border of blue and white enamel, accented by further flat cut diamonds, no assay marks, size M / 6.25, 7.6g.

Estimate £150 - £250

AN EMERALD AND DIAMOND RING in 18ct yellow gold, set with a square step cut emerald in a cluster of round brilliant cut diamonds, stamped 750, size N / 6.75, 6.3g. 

Estimate £600 - £800

AN ANTIQUE DIAMOND FIVE STONE RING in 18ct yellow gold, set with a row of five old cut diamonds, the diamonds all totalling 1.8-2.0 carats, stamped 18ct, size O / 7.25, 4.7g. 

Estimate £3,000 - £5,000

AN ANTIQUE GARNET AND DIAMOND RING in yellow gold, set with cabochon garnets accented by rows of rose cut diamonds, no assay marks, size K / 5.25, 4.7g. 

Estimate £2,500 - £3,500

A GREEN SAPPHIRE AND DIAMOND THREE STONE RING in 18ct white gold, set with an oval cut green sapphire of approximately 1.06 carats between two round brilliant cut diamonds both totalling 0.8-1.0 carat, stamped 750 18CT, size M1/2 / 6.5, 2.8g. 

Estimate £2,000 - £3,000

A RUBY AND DIAMOND RING in platinum, set with three rows of round cut rubies accented by a spray of baguette cut diamonds, stamped Pt950, size K / 5.25, 12.3g. 

Estimate £2,000 - £3,000

AN EMERALD AND DIAMOND CLUSTER RING in 18ct white gold, set with a cushion cut emerald of 3.88 carats in a cluster of round brilliant cut diamonds, the diamonds totalling 0.6-0.7 carmerald & Round Brilliant Cut DIA Cluster Ring E:3.88ct

Estimate £2,500 - £3,500

A KUNZITE AND DIAMOND RING in platinum, set with an octagonal step cut kunzite of 21.00 carats in a border of round brilliant and baguette cut diamonds, further round brilliant cut diamonds set to the shoulders, inscribed K21ct, stamped Pt950, size P

Estimate £1,500 - £2,500

A BURMA NO HEAT SAPPHIRE AND DIAMOND RING in 18ct yellow and white gold, set with a cushion cut sapphire of 2.80 carats in a border of old cut diamonds, the diamonds all totalling 1.1-1.3 carats, stamped 18CT, size O / 7.25, 5.1g. Accompanied by a ge

Estimate £3,000 - £5,000

A FINE ANTIQUE BLACK OPAL AND DIAMOND RING in yellow gold, set with an oval cabochon opal of approximately 5.70 carats in a border of old cut diamonds, the diamonds all totalling 1.4-1.6 carats, no assay marks, size P1/2 / 8, 5.0g. 

Estimate £6,000 - £8,000

AN EMERALD AND DIAMOND THREE STONE RING in 18ct white gold, set with an oval cut emerald of 3.75 carats between two round brilliant cut diamonds both totalling 1.41 carats, stamped 18K, size N / 6.75, 4.3g.

Estimate £3,500 - £4,500

A RUBY, EMERALD, SAPPHIRE AND DIAMOND DRESS RING in 18ct white gold, set with rows of oval cut rubies, emeralds and sapphires alternating with round brilliant cut diamonds, full British hallmarks, size N1/2 / 7, 3.8g. 

Estimate £600 - £800

ZOLOTAS, A DIAMOND FLOWER RING in 18ct yellow gold, set to the centre with a round brilliant cut diamond accented by twisted wirework, on a bifurcated band, signed Zolotas, stamped 750, size O / 7.25, 7.5g. 

Estimate £600 - £800

LALAOUNIS, AN ONYX AND DIAMOND RING in 18ct yellow gold, the ring set with polished black onyx accented by a row of round brilliant cut diamonds, Lalaounis maker's mark, British import marks, size K1/2 / 5.25, 5.9g.

Estimate £800 - £1,200

A PINK DIAMOND CLUSTER RING in 18ct white gold, set with a cushion cut pink diamond of 0.71 carats in a cluster of round brilliant cut pink and white diamonds, the band accented by a row of further round brilliant cut diamonds, inscribed D0.71ct D0.6

Estimate £5,000 - £7,000

AN AQUAMARINE AND DIAMOND DRESS RING in platinum, set with an octagonal step cut aquamarine of approximately 6.20 carats, the stepped shoulders set with round brilliant cut diamonds, stamped PLAT, size M1/2 / 6.5, 6.6g. 

Estimate £1,500 - £2,500

A DIAMOND DRESS RING in 18ct white gold, set with two old European cut diamonds to a bifurcated band set with round cut diamonds, the diamonds all totalling 1.5-1.7 carats, stamped 18CT, size O / 7.25, 3.3g. 

Estimate £2,000 - £3,000

AN EMERALD AND DIAMOND CLUSTER RING set with an oval cut emerald of approximately 2.90 carats in a cluster of round brilliant cut diamonds, further round brilliant cut diamonds accenting the stylised shoulders, no assay marks, size P / 7.75, 6.9g. 

Estimate £2,500 - £3,500

A PINK TOURMALINE, EMERALD AND DIAMOND RING in 18ct white gold, set with an oval cut pink tourmaline of 6.48 carats accented on each side by a rectangular step cut emerald in a border of round brilliant cut diamonds, inscribed 6.48ct 0.63ct d0.315ct,

Estimate £1,200 - £1,600

AN EMERALD RING in 18ct white gold, set with an octagonal step cut emerald of approximately 1.80 carats, stamped 750, size P1/2 / 8, 3.0g. 

Estimate £1,500 - £2,500

A CITRINE AND DIAMOND DRESS RING in yellow gold, set with a cushion cut citrine of approximately 45.00 carats in a border of round brilliant cut diamonds, no assay marks, size R / 8.75, 15.6g. 

Estimate £1,000 - £1,500

AN EMERALD AND DIAMOND CLUSTER RING in 18ct white gold, set with an octagonal step cut emerald of 4.67 carats in a cluster of round brilliant cut diamonds, the band set with further diamonds, the diamonds all totalling 1.80 carats, stamped 18K, size

Estimate £3,000 - £5,000

A 2.02 CARAT SOLITAIRE DIAMOND RING set with a round brilliant cut diamond of 2.02 carats, no assay marks, size L1/2 / 6, 2.7g.

Estimate £5,000 - £7,000

A SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an octagonal step cut sapphire of 1.36 carats in a border of round brilliant cut diamonds, the openwork band set with further round brilliant cut diamonds, inscribed s1.36ct d0.41ct, stamped Pt9

Estimate £1,000 - £1,500

CARTIER, A YELLOW SAPPHIRE AND GRANITE RING in 18ct yellow gold, set with polished granite and an oval cut yellow sapphire, signed Cartier and numbered, stamped 750, size K / 5.25, 14.4g. 

Estimate £2,500 - £3,500

A YELLOW DIAMOND DRESS RING in platinum, set with a cushion cut yellow diamond of 1.90 carats in a border of round cut diamonds, round brilliant cut diamonds set to the shoulders, full British hallmarks, size L1/2 / 6, 5.7g. 

Estimate £2,500 - £3,500

A BURMA NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold and silver, set with a cushion cut sapphire of 7.23 carats in a cluster of old cut diamonds, the diamonds all totalling 1.7-1.9 carats, no assay marks, size O1/2 / 7.5, 6.5g. Accompanie

Estimate £15,000 - £25,000

A CORAL AND DIAMOND RING in yellow gold, set with five cabochon corals accented by rose cut diamonds, no assay marks, size Q / 8.25, 5.4g. 

Estimate £400 - £600

AN ANTIQUE GEORGIAN DIAMOND THREE STONE RING in silver and yellow gold, set with a table cut diamond between two rose cut diamonds, no assay marks, size L / 5.75, 1.8g. 

Estimate £4,000 - £6,000

AN ANTIQUE ENAMEL CHERUB RING in yellow gold, decorated with an enamel painting of one of the putti in Raphael's Sistine Madonna, the shoulders accented with openwork crosses, Austro-Hungarian assay marks for 1901-1921, size O1/2 / 7.5, 2.0g. 

Estimate £800 - £1,200

AN ANTIQUE PINK SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with an octagonal step cut pink sapphire of approximately 1.0 carats in a cluster of old cut diamonds, no assay marks, N1/2 / 7, 4.8g. 

Estimate £1,000 - £1,500

A TURQUOISE AND DIAMOND CLUSTER RING in yellow and white gold, set with an oval cabochon turquoise in a stylised border of old cut diamonds, no assay marks, size I1/2 / 4.5, 5.5g. 

Estimate £1,500 - £2,500

AN AQUAMARINE AND DIAMOND CLUSTER RING in white gold, set with an oval cut aquamarine of approximately 2.83 carats, in a cluster of round brilliant cut diamonds, with further diamonds accenting the band, stamped 18K, size P / 7.75, 4.6g.

Estimate £1,000 - £1,500

A YELLOW SAPPHIRE AND DIAMOND CLUSTER RING in platinum, set with an octagonal step cut yellow sapphire of approximately 2.50 carats in a cluster of round brilliant cut diamonds, the diamonds all totalling 1.3-1.5 carats, stamped PLAT, size P1/2 / 8,

Estimate £1,500 - £2,500

AN AQUAMARINE RING in silver, set with a pear shaped cabochon aquamarine, partial British hallmarks, size M1/2 / 6.5, 19.3g. 

Estimate £100 - £150

VAN CLEEF & ARPELS, A PERLEE RING in 18ct white gold, the band of beaded design, signed Van Cleef & Arpels and numbered, stamped 750, size L / 5.75, 2.4g. 

Estimate £500 - £700

A CEYLON NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold and platinum, set with a pear cut sapphire of 2.72 carats in a cluster of round brilliant cut diamonds, the diamonds all totalling 1.8-2.0 carats, stamped 18CT PLAT, size M1/2 / 6.

Estimate £4,000 - £6,000

A DIAMOND CLUSTER RING in 18ct white gold, set with an old European cut diamond in a cluster of alternating old and baguette cut diamonds, further old cut diamonds accenting the shoulders, the diamonds all totalling 1.38 carats, stamped 750, size M1/

Estimate £1,200 - £1,600

AN EMERALD AND DIAMOND CLUSTER RING in 18ct white gold, set with an octagonal step cut emerald of 9.51 carats in a cluster of round brilliant cut diamonds, full British hallmarks, size L1/2 / 6, 8.8g. 

Estimate £5,000 - £7,000

A TANZANITE AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut tanzanite of approximately 2.13 carats, in a halo of round brilliant cut diamonds, the bifurcated band set with further diamonds, stamped 18K, size O / 7.25, 4.0g.

Estimate £600 - £800

AN AQUAMARINE AND DIAMOND CLUSTER RING in yellow gold, set with an octagonal step cut aquamarine of approximately 8.67 carats in a cluster of old European cut diamonds, the diamonds all totalling 3.0-3.5 carats, no assay marks, size N1/2 / 7, 7.8g. 

Estimate £6,000 - £8,000

A PINK TOURMALINE AND DIAMOND CLUSTER RING in white gold, set with an octagonal step cut pink tourmaline of approximately 6.13 carats, in a border of single cut diamonds to diamond set shoulders, the diamonds all totalling 0.9-1.0 carats, no assay ma

Estimate £1,500 - £2,500

A ROSE CUT DIAMOND CLUSTER RING in silver and yellow gold, set with a cluster of rose cut diamonds of various sizes to blackened silver, to rose cut diamond set shoulders, no assay marks, size N1/2 / 7, 7.9g. 

Estimate £1,200 - £1,600

A PINK SPINEL AND DIAMOND DRESS RING in platinum, set with a cushion cut pink spinel of approximately 2.37 carats accented on each side by a trillion cut diamond, the bifurcated band set with round brilliant cut diamonds, stamped Pt950, size M1/2 / 6

Estimate £2,000 - £3,000

A FINE TSAVORITE GARNET AND DIAMOND DRESS RING set with two octagonal step cut tsavorite garnets accented by old European and baguette cut diamonds, no assay marks, size N1/2 / 7, 3.7g. 

Estimate £1,000 - £1,500

A RUBY ETERNITY RING in yellow gold, set all around with round cut rubies, no assay marks, size M / 6.25, 3.0g. 

Estimate £250 - £350

A SAPPHIRE AND DIAMOND DRESS RING in yellow gold, set with a square step cut sapphire of approximately 0.69 carats accented by rose cut diamonds, no assay marks, size K / 5.25, 3.4g. 

Estimate £800 - £1,200

A VINTAGE DIAMOND AND RUBY TARGET RING in 18ct yellow gold and platinum, set with an old European cut diamond of approximately 0.51 carats, in a border of calibre cut rubies, accented by rose cut diamonds, French import marks, size Q1/2 / 8.5, 2.5g. 

Estimate £2,500 - £3,500

A VINTAGE SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set to the centre with a round cut sapphire in a border of old cut diamonds, stamped 18ct, size Q / 8.25, 2.4g. 

Estimate £600 - £800

AN EMERALD AND DIAMOND RING in 14ct yellow gold, set with an oval cut emerald, the stepped shoulders set with round brilliant cut diamonds, no assay marks, size N / 6.75, 3.4g. 

Estimate £600 - £800

AN AQUAMARINE AND DIAMOND DRESS RING in 18ct yellow gold, set with a cushion cut aquamarine of approximately 4.00 carats in a border of old cut diamonds, the diamonds all totalling 1.3-1.5 carats, stamped 18CT, size O / 7.25 carats, 6.6g. 

Estimate £1,500 - £2,500

A DIAMOND DRESS RING in yellow gold, set with an old European cut diamond of approximately 1.01 carats, accented by baguette and single cut diamonds, no assay marks, size M1/2 / 6.5, 7.1g. 

Estimate £2,000 - £3,000

A RUBY AND DIAMOND THREE STONE  RING in 18ct white gold, set with an oval cut ruby of 3.46 carats between two round brilliant cut diamonds both totalling 1.44 carats, stamped 18K, size N / 6.75, 4.2g.

Estimate £3,500 - £4,500

AN EMERALD AND DIAMOND DRESS RING in platinum, set with an oval cabochon emerald of approximately 13.54 carats in a scrolling border set with old and single cut diamonds, stamped PLAT, N1/2 / 7, 18.6g. 

Estimate £8,000 - £12,000

A FANCY COLOURED DIAMOND DRESS RING in 18ct white gold, set with a pink heart cut diamond of 0.63 carats, an oval cut diamond of 0.60 carats and a cushion cut yellow diamond of 0.90 carats, the band accented by round cut diamonds, stamped 750, size M

Estimate £10,000 - £15,000

A SAPPHIRE AND DIAMOND DRESS RING in platinum, set with a round cut sapphire of approximately 34.11 carats in a border of round brilliant cut diamonds, the mount accented by baguette cut diamonds, on a trifurcated band, French assay marks, size J / 4

Estimate £20,000 - £30,000

A PINK TOURMALINE AND DIAMOND DRESS RING in platinum, set with an octagonal mixed cut pink tourmaline of 12.03 carats in a border of round brilliant cut diamonds, further round brilliant diamonds set to the mount and the band, the diamonds all totall

Estimate £3,000 - £5,000

A FANCY YELLOW DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut fancy yellow diamond of 1.31 carats within two concentric borders set with round brilliant cut diamonds the trifurcated shoulders set with round brilliant cut diamonds, stam

Estimate £6,000 - £8,000

AN EMERALD AND DIAMOND DRESS RING in 18ct white gold, set with an octagonal step cut emerald of 2.15 carats accented on each side by a heart cut diamond, in a frame of pear cut emeralds and diamonds, the bifurcated band set with round cut diamonds, t

Estimate £2,500 - £3,500

A RUBY AND DIAMOND CLUSTER RING in platinum, set with a cushion cut ruby of 2.67 carats in a cluster of oval cut diamonds, full British hallmarks, size L1/2 / 6, 5.5g. Accompanied by a gemmological report stating the ruby shows no indication of heat

Estimate £4,000 - £6,000

A PINK TOURMALINE AND DIAMOND DRESS RING in 18ct rose gold, set with an octagonal step cut pink tourmaline of approximately 5.95 carats in a border of round brilliant and baguette cut diamonds, the diamonds all totalling 0.9-1.1 carats, stamped 750,

Estimate £1,500 - £2,500

A RUBY AND DIAMOND DRESS RING in 18ct white gold, set with an oval cut ruby in a stylised border of round brilliant cut diamonds, further round brilliant cut diamonds set to the shoulders, inscribed R1.74ct d0.291ct, stamped Au750, size N / 6.75, 3.6

Estimate £1,000 - £1,500

A YELLOW AND WHITE DIAMOND DRESS RING in 18ct white gold, set with an oval cut yellow diamond of 2.11 carats in a border of round brilliant, heart and marquise cut diamonds, accented by round cut yellow diamonds, the bifurcated band set with further

Estimate £8,000 - £12,000

A RUBY AND DIAMOND DRESS RING in 18ct yellow gold, set with an old European cut diamond in a border of fancy cut rubies, accented by two rows of single cut diamonds, further single cut diamonds set to the shoulders, stamped 750, size M / 6.25, 5.9g. 

Estimate £1,000 - £1,500

AN INDICOLITE TOURMALINE AND DIAMOND DRESS RING in platinum, set with a rectangular step cut indicolite tourmaline of 4.68 carats, the stepped shoulders set with baguette cut diamonds, inscribed T:4.68ct, stamped Pt950, size M1/2 / 6.5, 9.1g. 

Estimate £1,500 - £2,500

A TANZANITE AND DIAMOND CLUSTER RING in 18ct white gold, set with a pear cut tanzanite of 6.33 carats within a border of round brilliant cut diamonds, the stylised shoulders set with round brilliant cut diamonds, full British hallmarks, size K1/2 / 5

Estimate £2,500 - £3,500

A PINK DIAMOND CLUSTER RING in platinum, set with a cushion cut pink diamond of 1.00 carat in a double border of round brilliant cut diamonds, the band accented by further round brilliant cut diamonds, full British hallmarks, size L1/2 / 6, 5.1g. Acc

Estimate £10,000 - £15,000

A DIAMOND RING in 18ct white gold, set with a navette shaped cluster of round brilliant cut diamonds in a border of round cut diamonds, partial British hallmarks, size N1/2 / 7, 3.6g. 

Estimate £400 - £600

AN AQUAMARINE AND DIAMOND RING in platinum, set with an oval cut aquamarine of approximately 2.06 carats, to stylised diamond set shoulders, stamped Pt900, size L1/2 / 6, 13.2g.

Estimate £1,000 - £1,500

VAN CLEEF & ARPELS, A PERLEE RING in 18ct white gold, the band of beaded design, signed Van Cleef & Arpels and numbered, stamped 750, size K1/2 / 5.5, 2.4g. 

Estimate £500 - £700

A DIAMOND CLUSTER RING in 18ct rose gold, set with a cluster of round brilliant cut diamonds all totalling 2.15 carats, inscribed 7/2.15, stamped 750, size N1/2 / 7, 5.8g. 

Estimate £1,500 - £2,500

A RUBY AND DIAMOND DRESS RING in 18ct yellow gold, set with an old cut diamond in a border of round and baguette cut diamonds and round cabochon rubies, stamped 750, size M1/2 / 6.5, 5.0g. 

Estimate £1,000 - £1,500

A DIAMOND CROSSOVER DRESS RING in 18ct white and rose gold, the stylised crossover design ring set throughout with round brilliant cut diamonds, the diamonds all totalling 2.49 carats, stamped 750, d 2.486, size M / 6.25, 16.7g. 

Estimate £2,000 - £3,000

A PINK TOURMALINE AND DIAMOND RING in white gold, set with a pear cut pink tourmaline of approximately 3.87 carats between two tapered baguette cut diamonds, no assay marks, size Q / 8.25, 3.3g.

Estimate £1,000 - £1,500

AN EMERALD AND DIAMOND CLUSTER RING set with an oval cut emerald in a cluster of round brilliant cut diamonds, further round brilliant cut diamonds accenting the shoulders, no assay marks, size P / 7.75, 6.3g. 

Estimate £2,000 - £3,000

A DIAMOND DRESS RING in yellow gold, the scrolling band set with round brilliant and baguette cut diamonds, no assay marks, size J / 4.75, 4.2g. 

Estimate £300 - £500

A 5.75 CARAT UNHEATED RUBY AND DIAMOND RING set with an oval cut ruby of 5.75 carats in a double border of round brilliant cut diamonds, the shoulders accented by pear cut and further round brilliant cut diamonds, no assay marks, size M1/2 / 6.5, 8.4

Estimate £4,800 - £8,000

A DIAMOND DRESS RING in 18ct yellow gold, set with a cluster of old cut diamonds, the foliate style shoulders set with further old cut diamonds, stamped 750, size N / 6.75, 6.1g.

Estimate £1,200 - £1,600

A DIAMOND AND EMERALD DRESS RING in 18ct white gold, set with three old European cut diamonds in a border of round cut emeralds, round cut diamonds accenting the shoulders, the diamonds all totalling 2.1-2.3 carats, full British hallmarks, size L1/2

Estimate £3,000 - £5,000

A DIAMOND CLUSTER RING in 18ct white gold, set with a cluster of round brilliant cut diamonds, full British hallmarks, size N / 6.75, 2.0g. 

Estimate £500 - £700

A SAPPHIRE AND DIAMOND RING set with an oval cut sapphire accented by round brilliant cut diamonds, no assay marks, size P / 7.75, 3.4g. 

Estimate £600 - £800

AN EMERALD AND DIAMOND CLUSTER RING set with an oval cut emerald in a cluster of round brilliant cut diamonds, further round brilliant cut diamonds accenting the stylised shoulders, no assay marks, size P / 7.75, 6.0g. 

Estimate £2,000 - £3,000

A RUBY AND DIAMOND CLUSTER RING in white gold, set with an oval cut ruby of 3.08 carats in a cluster of round brilliant cut diamonds, the shoulders set with further round brilliant cut diamonds, all diamonds totalling 1.30 carats, stamped 18K, size M

Estimate £2,000 - £3,000

A PINK TOURMALINE AND DIAMOND RING in white gold, set with an oval cut pink tourmaline of approximately 3.87 carats, the shoulders set with round brilliant cut diamonds, no assay marks, size Q1/2 / 8.5, 7.1g.

Estimate £1,000 - £1,500

A MODERNIST ONYX, SAPPHIRE AND DIAMOND RING in 18ct yellow and white gold, set with a piece of polished onyx in a border of alternating round cut sapphires and round cut diamonds, stamped 18CT, size J1/2 / 5, 11.0g.  

Estimate £500 - £700

A RUBY AND DIAMOND DRESS RING in yellow gold, set with an old cut diamond accented by rows of round brilliant cut diamonds and square step cut rubies, further round brilliant cut diamonds set to the shoulders, no assay marks, size M1/2 / 6.5, 5.4g. 

Estimate £1,000 - £1,500

A SAPPHIRE AND DIAMOND DRESS RING in 18ct white gold, set with an octagonal step cut sapphire in a stylised border of French cut sapphires and round brilliant cut diamonds, stamped 18K, size N / 6.75, 4.5g.

Estimate £800 - £1,200

A RUBY GYPSY RING in 18ct yellow gold, set with a cabochon ruby, stamped 750, size O1/2 / 7.5, 11.7g. 

Estimate £500 - £700

AN EMERALD, SAPPHIRE AND DIAMOND DRESS RING in 18ct white gold, set with an octagonal step cut emerald in a border of round brilliant cut diamonds, accented by a row of round cut sapphires and further round brilliant cut diamonds, inscribed E0.83ct d

Estimate £800 - £1,200

AN AMETHYST, PINK SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set to the centre with an oval cut amethyst in a border of round cut pink sapphires within a further border of round brilliant cut diamonds, the bifurcated shoulders set with rou

Estimate £1,000 - £1,500

A SMOKEY QUARTZ RING in 18ct yellow gold, set with a faceted smokey quartz of 8.08 carats in a twisted border, inscribed 8.08ct, stamped Au750, size N / 6.75, 5.7g. 

Estimate £400 - £600

AN EMERALD AND DIAMOND CLUSTER RING in 18ct white gold, set with seven oval cut emeralds in a cluster of round brilliant cut diamonds, the emeralds all totalling 1.19 carats, full British hallmarks, size L1/2 / 6, 4.2g. 

Estimate £1,000 - £1,500

A DIAMOND THREE STONE RING in 18ct white and rose gold, set with three round brilliant cut diamonds, the diamonds all totalling 2.17 carats, partial British hallmarks, stamped 750, size M / 6.25, 4.1g.

Estimate £1,500 - £2,500

A RUBY AND DIAMOND RING in 18ct white gold, set with an octagonal step cut ruby of approximately 0.70 carats, between stepped diamond set shoulders, the band engraved with stylised detailing, full British hallmarks, size N / 6.75, 2.9g.

Estimate £400 - £600

A DIAMOND AND ENAMEL RING set with a flat cut diamond in a border of red and white enamel, accented by further flat cut diamonds, no assay marks, size M / 6.25, 7.3g.

Estimate £150 - £250

AN EMERALD AND DIAMOND DRESS RING set with a pear cut emerald in a border of round brilliant cut diamonds, further round brilliant cut diamonds accenting the shoulders, no assay marks, size P1/2 / 8, 5.1g.

Estimate £1,000 - £1,500

AN EMERALD AND DIAMOND DRESS RING set with an octagonal step cut emerald of approximately 2.37 carats accented on each side by a rectangular step cut diamond, accented by two rows of single cut diamonds, no assay marks, size K1/2 / 5.5, 7.1g. 

Estimate £3,000 - £5,000

A DIAMOND DRESS RING in 18ct white gold, set with a round brilliant cut diamond in a border of round brilliant cut diamonds, further round brilliant cut diamonds accenting the shoulders, stamped 750, size L1/2 / 6, 4.6g. 

Estimate £700 - £900

A RUBY AND DIAMOND DRESS RING in white gold, set with an octagonal step cut ruby in a stylised cluster of French cut rubies and round brilliant cut diamonds, stamped 18K, size N / 6.75, 4.3g.

Estimate £800 - £1,200

A DIAMOND DRESS RING in 9ct white gold, set with a cluster of princess cut diamonds in concentric borders of round brilliant and tapered baguette cut diamonds, the diamonds all totalling 3.55 carats, inscribed 3.55, partial British hallmarks, size M1

Estimate £2,500 - £3,500

A DIAMOND FIVE STONE RING in white gold, set with five round brilliant cut diamonds all totalling 2.10 carats, no assay marks, size M / 6.25, 2.8g. 

Estimate £1,500 - £2,500