A VINTAGE DIAMOND COCKTAIL RING in 18ct yellow gold, the naturalistic band set with a central

A VINTAGE CITRINE AND DIAMOND ENGAGEMENT RING AND WEDDING BAND SUITE in 18ct yellow gold, the engagement ring set with a central oval cut citrine between two single cut diamonds, with plain wedding ba

Ring. Vintage 14kt yellow gold cocktail ring with central prong-set faceted amethyst flanked by (3) single cut diamonds set above tiered bands of rope twist design. Apparently unmarked. Amethyst measu

VAN CLEEF & ARPELS, A VINTAGE DIAMOND RING, 1970S in 18ct yellow gold, the tapering band pave set round brilliant cut diamonds within a gold border, signed VCA and numbered, French assay marks for 18c

VINTAGE RUBY AND DIAMOND CROSS RING in 18ct yellow gold, the band set with step cut rubies in cross design within a square border of round cut diamonds, French marks, size Q / 8, 13.9g.

A VINTAGE CORAL AND DIAMOND RING in 18ct yellow gold, the textured gold band set with five carved coral strawberries, accented by round brilliant cut diamonds, stamped GR18K, size L / 5.5, 18.8g.

YELLOW GOLD EMERALD AND DIAMOND COCKTAIL RINGA 14k yellow gold band set with eighteen (18) baguette cut diamonds in two tiers flanking twelve (12) round cut diamonds around the central, oval cut emera

BUCCELLATLI, A VINTAGE DIAMOND BOMBE DRESS RING in 18ct yellow gold and white gold, the tapering band of openwork design, set with round brilliant cut diamonds within star shaped pierced motifs, signe

A VINTAGE PINK SAPPHIRE AND DIAMOND BOMBE RING in the style of Buccellati, in 18ct white gold and yellow gold, the tapering band set with a cushion cut pink sapphire of 4.38 carats, accented by cluste

CHOPARD, A HAPPY DIAMONDS BOMBE RING in 18ct yellow gold, the domed face set with a central heart shaped glass compartment containing a free moving round brilliant cut diamond, the band set with stagg

A VINTAGE DIAMOND GYPSY RING in 18ct yellow gold, set with a round brilliant cut diamond, band split, stamped 18ct, size L / 5.75, 4.5g.

A VINTAGE MOONSTONE AND DIAMOND RING in 18ct yellow gold, set with a large cabochon moonstone accented by round brilliant cut diamonds, on an openwork beaded band, full British hallmarks for London 19

Rings. Includes a 14kt yellow gold ring with central prong-set oval opal displaying a surround of single cut diamonds and blue faceted gems, size - 6 1/4; a 14kt yellow gold band ring with central ban

Includes a 14kt yellow gold cocktail ring with central bezel set oval form white opal cabochon with laurel design to band - apparently unmarked, ring size - 4 1/2. Accompanied by a vintage 14kt yellow

Includes a signed 14kt yellow gold ring with central pave set heart with scrolling design to tapered band and (2) bezel set single cut diamonds - stamped, "14K" with an unidentified maker's mark, ring

Yellow gold ring with a central crest flanked by a bezel-set diamond on one side and a bezel-set ruby on the other. Size 7, marked 10k. Marquise-shaped onyx and gold design on a yellow gold band. Size

LUCIENNE LAZON, A VINTAGE AMETHYST COCKTAIL RING in 18ct yellow gold, set with a round cut amethyst of approximately 23.69 carats, Lucienne Lazon maker's mark, French assay marks, size M / 6.25, 15.5g

A VINTAGE DIAMOND BOMBE RING in 18ct yellow gold, set with round cut diamonds within a scrolling floral motif, the diamonds all totalling 0.30 carats, stamped 18K, size N / 6.5, 3.4g.

NO RESERVE - A VINTAGE DIAMOND CLUSTER RING in 18ct yellow gold, set with a round brilliant cut diamond in a cluster of single cut diamonds, stamped E1165, size N / 6.75, 3.6g. 

CARTIER, A TRINITY DE CARTIER DIAMOND RING in 18ct yellow gold, the bands set with round brilliant cut diamonds, maker's mark JC, full British hallmarks, size W / 11, 11.5g.

A VINTAGE SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a cabochon sapphire and an old cut diamond of 1.47 carats, accented by further old mine cut diamonds, French assay marks for 18 carat

A VINTAGE DIAMOND FIVE STONE RING in 18ct yellow gold, set with a graduated row of old cut diamonds all totalling 3.2-3.4 carats, stamped 18CT, size M / 6, 3.7g.

A VINTAGE OPAL AND DIAMOND RING in 18ct yellow gold, set with three cabochon opals punctuated by trios of round cut diamonds, stamped 18ct, size S.5 / 9.25, 4.1g.

NO RESERVE - A VINTAGE GARNET AND DIAMOND RING in 18ct yellow gold, set with three oval cut garnets punctuated by pairs of single cut diamonds, full British hallmarks for London 1971, size N / 6.75, 4

A VINTAGE OPAL AND DIAMOND RING in 18ct yellow gold, set with a cabochon opal between two old cut diamonds, stamped 18ct, size L / 5.5, 3.6g.