A FIRE OPAL AND DIAMOND CLUSTER RING in yellow gold and silver, set with a cushion cut fire opal of approximately 4.27 carats in a cluster of round brillliant cut diamonds all totalling 1.2-1.5 carats, stamped 18ct, size L1/2 / 6, 4.8g. 

Estimate £2,000 - £3,000

AN ANTIQUE PINK SPINEL AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a round cut spinel of approximately 0.91 carats in a cluster of old cut diamonds, partial British hallmarks for London 1921, size Q / 8, 4.1g. 

Estimate £1,000 - £1,500

AN ANTIQUE OPAL AND DIAMOND RING in 18ct yellow gold, set with three cabochon opals punctuated by pairs of old cut diamonds, inscribed JJ - H.B MCK 28/12/20, partial British hallmarks, size M / 6.25, 3.3g. 

Estimate £600 - £800

A PERIDOT AND DIAMOND THREE STONE RING in 18ct white gold, set with an oval cut peridot of approximately 1.44 carats between two round brilliant cut diamonds, stamped 18CT, size O / 7.25, 3.5g. 

Estimate £600 - £800

A VINTAGE YELLOW SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut yellow sapphire of approximately 0.94 carats in a cluster of old cut diamonds, no assay marks, size O / 7.25, 2.4g. 

Estimate £800 - £1,200

A BURMA NO HEAT SAPPHIRE AND DIAMOND THREE STONE RING in 18ct yellow gold, set with an oval cut sapphire of 2.00 carats between two old European cut diamonds both totalling 0.7-0.8 carats, stamped 18ct, size Q / 8, 4.0g. Accompanied by a gemmological

Estimate £5,000 - £7,000

AN ART DECO SAPPHIRE AND DIAMOND RING in yellow gold, set with four old cut diamonds accented by triangular step cut sapphires, the shoulders accented by rose cut diamonds, no assay marks, size M1/2 / 6.5, 2.4g. 

Estimate £400 - £600

A TURQUOISE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cabochon turquoise in a cluster of old cut diamonds, no assay marks, size M1/2 / 6.5, 2.9g. 

Estimate £800 - £1,200

A PEARL, DIAMOND AND RUBY RING in 14ct yellow gold, set with a pearl of 5.0mm in a border of old and rose cut diamonds accented by calibre cut rubies, stamped 585, size P / 7.5, 3.3g. 

Estimate £800 - £1,200

A DIAMOND THREE STONE RING in white gold, set with three round brilliant cut diamonds in a crossover design, marked indistinctly, size K1/2 / 5.5, 1.6g. 

Estimate £300 - £500

A VINTAGE OPAL AND DIAMOND RING in yellow gold, set with three cabochon opals accented by round cut diamonds, no assay marks, size K / 5.25, 2.1g. 

Estimate £400 - £600

A TURQUOISE, PEARL AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a cabochon turquoise in a cluster of pearls, accented on each side by a rose cut diamond in a cluster of further cabochon turquoise, stamped 18, size K1/2 / 5.5, 4.0g. 

Estimate £400 - £600

A DIAMOND THREE STONE RING in 18ct yellow gold, set with three round brilliant cut diamonds of 1.52 carats, 1.52 carats and 1.75 carats respectively, all totalling 4.79 carats, partial British hallmarks, size M / 6.25, 5.7g.

Estimate £8,000 - £12,000

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

AN AQUAMARINE AND DIAMOND RING set with an octagonal step cut aquamarine of approximately 9.27 carats between stepped shoulders set with round cut diamonds, no assay marks, size N / 6.75, 7.4g. 

Estimate £2,000 - £3,000

A RUBY AND DIAMOND THREE STONE RING in platinum, set with an oval cut ruby of approximately 3.24 carats between two old European cut diamonds, the diamonds both totalling 1.4-1.5 carats, partial British hallmarks, size M1/2 / 6.5, 5.6g. 

Estimate £10,000 - £15,000

A RUBY AND DIAMOND DRESS RING in platinum, set with four round brilliant cut diamonds within concentric stylised borders of French cut rubies and round brilliant cut diamonds, the shoulders set with further diamonds, the diamonds all totalling 1.00 c

Estimate £1,500 - £2,500

AN UNHEATED TEAL SAPPHIRE, SAPPHIRE AND DIAMOND CLUSTER RING in 18ct gold and platinum, set  with a round cut teal sapphire of 5.53 carats within a cluster of half moon cut blue sapphires and rose cut diamonds, stamped 18K and PLAT, size P1/2 / 8, 4.

Estimate £4,000 - £6,000

A DIAMOND RING set with a step cut diamond of approximately 0.61 carats, the tapering band accented by round brilliant cut diamonds, the diamonds all totalling 1.0-1.1 carats, no assay marks, size L / 5, 4.4g.

Estimate £1,000 - £1,500

A SAPPHIRE AND DIAMOND CLUSTER RING in white gold, set with an octagonal step cut sapphire of 4.95 carats in a cluster of round brilliant cut diamonds, the shoulders set with further diamonds, the diamonds all totalling 2.25 carats, stamped 18K, size

Estimate £5,000 - £7,000

A DIAMOND FLOWER RING in 18ct white gold, designed as an orchid, set with round cut diamonds all totalling 0.4-0.6 carats, stamped 750, size L / 5.75, 5.0g.

Estimate £600 - £800

AN AQUAMARINE RING in platinum, set with an oval cut aquamarine of approximately 5.30 carats, the shoulders accented by round brilliant cut diamonds, stamped PLAT, size N / 6.75, 5.8g. 

Estimate £1,000 - £1,500

AN EMERALD AND DIAMOND THREE STONE RING in 18ct white gold, set with an oval cut emerald of approximately 1.95 carats between two round brilliant cut diamonds, the diamonds both totalling 0.8-1.0 carats, stamped 750, size M1/2 / 6.5, 3.7g. 

Estimate £2,500 - £3,500

AN UNHEATED PURPLE SPINEL AND DIAMOND CLUSTER RING in 18ct yellow and white gold, set with an oval cut purple spinel of 3.21 carats in a cluster of round brilliant cut diamonds, stamped 18K and 3.21, size N / 6.75, 5.6g. Accompanied by a gemmological

Estimate £3,000 - £5,000

VAN CLEEF & ARPELS, A CHRYSOPRASE, CORAL AND DIAMOND DRESS RING in 18ct yellow gold, set with three round brilliant cut diamonds within borders of cabochon chrysoprase and coral, to a textured gold band, stamped 750, signed VAN CLEEF ARPELS and numbe

Estimate £6,000 - £8,000

A VINTAGE UNHEATED RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut ruby of 1.44 carats in a cluster of round brilliant cut diamonds, full British hallmarks for London 1978, size M / 6.25, 3.6g. Accompanied by a gemmological re

Estimate £1,500 - £2,500

A DIAMOND PANTHER RING in yellow gold, designed as a panther coiled around itself, the eyes set with round brilliant cut diamonds, no assay marks, size M / 6.25, 4.1g.

Estimate £300 - £500

SCHILLING, A DIAMOND BAND RING in 18ct yellow and white gold, set to the centre with an old European cut diamond of 3.06 carats between three rows of pave set round brilliant cut diamonds, accented by two further rows of carre cut diamonds, the diamo

Estimate £10,000 - £12,000

AN ANTIQUE RUBY AND DIAMOND RING in 18ct yellow gold, set with a cushion cut ruby of approximately 0.30 carats in a cluster of old cut diamonds, stamped 18, size K1/2 / 5.5, 2.8g. 

Estimate £600 - £800

A DIAMOND BAND RING in 18ct yellow gold, the wide band set all around with rows of carre cut diamonds, French import marks, size M / 6.25, 5.7g.

Estimate £800 - £1,200

GARRARD, A DIAMOND ALBERMARLE RING in 18ct yellow gold, the geometric face and band accented by round brilliant cut diamonds, signed Garrard, full British hallmarks, size N1/2 / 7, 4.0g. 

Estimate £300 - £500

A CEYLON NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING set with an oval cut sapphire of 15.06 carats in a cluster of old cut diamonds, no assay marks, size P / 7.75, 7.8g. Accompanied by a gemmological report stating that the sapphire is of Sri Lankan (C

Estimate £15,000 - £20,000

AN EMERALD AND DIAMOND THREE STONE RING in 18ct yellow gold, set with an octagonal step cut emerald of 3.29 carats between two round brilliant cut diamonds, the diamonds both totalling 0.9-1.0 carat, full British hallmarks, size N / 6.75, 4.9g. Accom

Estimate £10,000 - £15,000

A TANZANITE AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut tanzanite of 3.56 carats in a cluster of round brilliant cut diamonds, the shoulders set with a tapered baguette cut diamond, the diamonds all totalling 1.60 carats, stampe

Estimate £2,500 - £3,500

AN ONYX, DIAMOND AND EMERALD BIRD RING in 18ct rose gold, designed as a parrot set with round cut diamonds, emeralds and onyx, stamped 750, size L / 5.75, 17.4g.

Estimate £2,000 - £3,000

AN AQUAMARINE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut aquamarine of 0.80 carats in a cluster of round brilliant cut diamonds, the shoulders each set with a round brilliant cut diamond, no assay marks, size N / 6.75, 3.7g. 

Estimate £1,200 - £1,600

A SAPPHIRE AND DIAMOND DRESS RING in yellow gold, set with a cushion cut sapphire accented by old cut and rose cut diamonds, no assay marks, size H1/2 / 4, 3.3g. 

Estimate £1,000 - £1,500

AN ANTIQUE SAPPHIRE AND DIAMOND RING, EARLY 20TH CENTURY in yellow gold and platinum, set with three graduated cushion cut sapphires punctuated by pairs of old cut diamonds, marked indistinctly, size M1/2 / 6.5, 1.6g. 

Estimate £400 - £600

AN ANTIQUE CARNELIAN INTAGLIO RING in yellow gold, set with a carnelian intaglio carved to depict a seated man pouring water from a jug, no assay marks, size P1/2 / 8, 3.8g. 

Estimate £2,000 - £3,000

A DIAMOND NAVETTE RING in yellow gold, the navette shaped face set throughout with old cut diamonds, to a bifurcated band, the diamonds all totalling 1.5-2.0 carats, no assay marks, size P1/2 / 8, 4.9g. 

Estimate £1,000 - £1,500

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire of approximately 3.16 carats in a cluster of round brilliant cut diamonds, stamped 18ct, size O / 7.25, 5.9g. 

Estimate £1,000 - £1,500

FABERGE, A SAPPHIRE AND DIAMOND RING in platinum, set with an oval cut sapphire of approximately 2.00 carats in a border of round brilliant cut diamonds, the shoulders designed as bows set with further diamonds, signed Faberge, partial BritiOND RING

Estimate £2,000 - £3,000

A BURMA NO HEAT RUBY AND DIAMOND BALLERINA RING set with an oval cut ruby of 2.58 carats in a border of tapered baguette diamonds, no assay marks, size O1/2 / 7.5, 4.6g. Accompanied by a gemmological report stating that the ruby is of Burmese (Myanma

Estimate £15,000 - £25,000

A SAPPHIRE AND DIAMOND DRESS RING set with an old cut diamond in a border of further old cut diamonds and step cut sapphires, no assay marks, size O1/2 / 7.5, 3.6g. 

Estimate £800 - £1,200

AN EMERALD AND DIAMOND CLUSTER RING in 18ct white gold, set with an octagonal step cut emerald of 1.72 carats in a border of round brilliant cut diamonds, the shoulders set with trapeze cut and further round brilliant cut diamonds, the diamonds all t

Estimate £1,500 - £2,500

A CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in 14ct white gold, set with an octagonal step cut sapphire of 6.80 carats to an openwork mount accented by two round brilliant cut diamonds, stamped 14k, size L1/2 / 6, 4.5g. Accompanied by a gemmological r

Estimate £6,000 - £8,000

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

A RUBY AND DIAMOND THREE STONE RING set with an octagonal step cut ruby of approximately 0.81 carats accented by two round brilliant cut diamonds, no assay marks, size K1/2 / 5.5, 3.5g. 

Estimate £1,000 - £1,500

A TANZANITE AND DIAMOND RING in platinum, set with an octagonal step cut tanzanite accented by round brilliant cut diamonds, stamped PLAT, size N1/2 / 7, 4.3g. 

Estimate £800 - £1,200

A DIAMOND, EMERALD AND ONYX PANTHER RING in 18ct white gold, the open framework set with round cut diamonds, marquise cut emerald eyes and a polished onyx nose, the diamonds all totalling 1.4-1.6 carats, no assay marks, size N / 6.75, 30.8g.

Estimate £8,000 - £12,000

A BURMA NO HEAT RUBY AND DIAMOND RING in 18ct white gold, set with a cushion cut ruby of 1.08 carats within a cluster of round brilliant cut diamonds, with further diamonds to the band, British hallmarks, size L / 5.5, 4.3g. Accompanied by a gemologi

Estimate £4,000 - £6,000

AN EMERALD AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut emerald of approximately 1.89 carats in a cluster of round brilliant cut diamonds, stamped 18ct, size N1/2 / 7, 4.6g. 

Estimate £2,000 - £3,000

A CEYLON NO HEAT COLOUR CHANGE SAPPHIRE AND DIAMOND RING set with a round cut colour change sapphire of 12.38 carats, the mount set with round brilliant cut diamonds, stamped 585, size M / 6, 7.4g. Accompanied by a gemological report stating that the

Estimate £15,000 - £20,000

A BURMA NO HEAT RUBY AND DIAMOND RING in 18ct white gold, set with a cushion cut ruby of 1.08 carats within a cluster of round brilliant cut diamonds, with further diamonds to the band, British hallmarks, size L / 5.5, 3.8g. Accompanied by a gemologi

Estimate £3,000 - £5,000

A SAPPHIRE AND DIAMOND THREE STONE RING in 18ct white gold, set with an oval cut sapphire of 1.01 carats between two round brilliant cut diamonds both totalling 0.46 carats, partial British hallmarks, size M / 6.25, 3.1g.

Estimate £1,500 - £2,500

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 to diamond set shoulders, all diamonds totalling 1.30 carats, stamped 18K, size M 1/2 / 6.25, 6.1g.

Estimate £2,000 - £3,000

A SAPPHIRE AND DIAMOND CLUSTER RING in white gold, set with pear cut sapphires totalling 1.00 carats, accented by further round brilliant cut diamonds, stamped 750, size M1/2 / 6.5, 3.3g.

Estimate £1,500 - £2,500

AN EMERALD FIVE STONE RING in 18ct yellow gold, set with five round cut emeralds, DJH maker's mark, full British hallmarks, size O1/2 / 7.5, 3.5g. 

Estimate £600 - £800

A SYNTHETIC SAPPHIRE AND DIAMOND DRESS RING in 14ct white gold, set with an octagonal step cut synthetic sapphire of approximately 6.35 carats, accented by two baguette cut sapphires, in a border of round brilliant cut diamonds, no assay marks, size

Estimate £1,200 - £1,600

A JADEITE JADE AND DIAMOND CLUSTER RING set with a cabochon jadeite jade in a cluster of single cut diamonds, no assay marks, K1/2 / 5.5, 3.3g. 

Estimate £1,000 - £1,500

A SAPPHIRE AND DIAMOND DRESS RING in 18ct white gold, set with a row of square step cut sapphires in a border of round brilliant cut diamonds, the shoulders accented by further round brilliant cut diamonds, partial British hallmarks, size M1/2 / 6.5,

Estimate £1,200 - £1,600

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

AN AQUAMARINE AND DIAMOND RING in 18ct white and yellow gold, set with an octagonal step cut aquamarine of 5.69 carats in a border of round brilliant cut diamonds, stamped 750, size N / 6.75, 7.8g. 

Estimate £1,000 - £1,500

AN ANTIQUE GARNET AND CHRYSOBERYL RING in 15ct yellow gold, set with an oval cabochon garnet accented on each side by a round cut chrysoberyl, partial British hallmarks, size P / 7.75, 2.2g. 

Estimate £400 - £600

AN UNHEATED RUBY AND DIAMOND THREE STONE RING in 18ct white gold, set with a cushion cut ruby of 1.16 carats between two round brilliant cut diamonds, the diamonds both totalling 0.87 carats, partial British hallmarks, size M1/2 / 6.5, 3.7g. Accompan

Estimate £3,000 - £5,000

A PINK SAPPHIRE AND DIAMOND THREE STONE RING in 18ct white gold, set with an oval cut pink sapphire of approximately 2.30 carats between two round brilliant cut diamonds both totalling 0.97 carats, stamped 18CT, size N1/2 / 7, 3.1g. 

Estimate £2,500 - £3,500

A SAPPHIRE AND DIAMOND THREE STONE RING in 18ct yellow gold, set with an oval cut sapphire of approximately 1.35 carats between two round brilliant cut diamonds, stamped 750, size P 7.75, 2.2g. 

Estimate £1,000 - £1,500

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow and white gold, set with an octagonal step cut sapphire of approximately 1.02 carats in a cluster of round brilliant cut diamonds, full British hallmarks, size N / 6.75, 4.1g.

Estimate £600 - £800

AN ANTIQUE DIAMOND RING in 14ct yellow gold and silver, the octagonal face set with a pear shaped rose cut diamond, accented by further rose cut diamonds, stamped 585, size O / 7.25, 2.5g.

Estimate £300 - £500

ASPREY, A VINTAGE OPAL AND DIAMOND CLUSTER RING in 18ct yellow and white gold, set with an opal of approximately 4.62 carats in a cluster of round brilliant cut diamonds totalling 0.8-1.0 carats, signed A&Co, full British hallmarks for London 1974, s

Estimate £2,500 - £3,500

A GOLD RING in yellow gold, designed as a bird, no assay marks, size O / 7.25, 5.2g.

Estimate £400 - £600

A RUBY AND DIAMOND ETERNITY RING set with alternating groups of step cut rubies and round cut diamonds, no assay marks, size N / 6.5, 3.2g.

Estimate £1,500 - £2,000

A VINTAGE ENAMEL SNAKE RING in 18ct yellow gold, designed as a coiled snake decorated throughout with green, blue, orange, and white enamel, stamped ITALY 18K, size L1/2 / 6, 8.9g. 

Estimate £600 - £800

A RUBY AND DIAMOND THREE STONE RING in 18ct yellow gold, set with a cushion cut ruby of approximately 1.08 carats between two round brilliant cut diamonds, partial British hallmarks, size M1/2 / 6.5, 3.0g.

Estimate £800 - £1,200

A RUBY AND DIAMOND RING set with a cushion cut ruby of approximately 1.39 carats between stepped shoulders set with baguette cut diamonds, no assay marks, size N1/2 / 7, 4.6g. 

Estimate £4,000 - £6,000

A SAPPHIRE AND DIAMOND DRESS RING in yellow gold, set with a row of five round cut diamonds in a border of old cut diamonds, no assay marks, size R / 8.75, 4.7g. 

Estimate £1,500 - £2,000

AN ILLUSION SET DIAMOND CLUSTER RING in 9ct white gold, set with round brilliant cut and baguette cut diamonds totalling 2.75 carats, full British hallmarks, size N1/2 / 7, 7.9g.

Estimate £2,000 - £3,000