A SAPPHIRE AND DIAMOND TARGET RING in 18ct white gold, set with an old European cut diamond of

A DIAMOND CLUSTER RING in 18ct white gold, set with an old European cut diamond of 1.00 carats, in a border of single cut diamonds, stamped 750, size Q / 8, 3.2g.

Simulated sapphire, diamond, and white gold ring Set with an old European-cut diamond and square-cut simulated sapphire, with single and old mine-cut diamond and square-cut sapphire shoulders 18k whit

A DIAMOND AND SAPPHIRE TARGET RING in 18ct white gold, set with a round brilliant cut diamond in a concentric border of calibre cut sapphires and round brilliant cut diamonds, stamped 18K, size M1/2 /

A SAPPHIRE, DIAMOND AND RUBY DRESS RING in 18ct white gold, set with a round cut sapphire, a single and old cut diamond and an oval cut ruby, stamped 18ct, size R / 8.5, 4.2g.

AN ART DECO SAPPHIRE AND DIAMOND RING in 18ct yellow and white gold, set with a square step cut sapphire within a border of old cut diamonds, stamped 18ct, 2060, size P / 7.75, 2.4g.

14K white gold ring featuring two old European cut diamonds, weighing approx. 0.70 ctw, average I-J color, average VS clarity, and one round cut sapphire, set in milgrain frames, pierced openwork gall

AN ANTIQUE CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in 18ct yellow gold, the navette shaped face set with a cushion cut blue sapphire of 1.18 carats, within a surround of old European brilliant cut di

Antique/Vintage 20kt white gold ring with central Old European cut diamond and (4) rectangular faceted sapphires set in a square form pendant. Stamped, "20K" to interior of band. Total appro

18K white gold, diamond and synthetic sapphire, set with 1 round old European cut diamond, further enhanced with 2 synthetic blue triangular cut sapphires in 18K white gold mount, approximate ring siz

AN ART DECO DIAMOND AND SAPPHIRE DRESS RING in yellow gold and platinum, of target design, set with a cluster of old European cut diamonds, within a border of calibre cut blue sapphires, with further

A SOLITAIRE DIAMOND DRESS RING in 18ct white gold, set with an old cut diamond of 0.43 carats, unmarked, size N / 6.5, 3.5g.

A DIAMOND GYPSY RING in 18ct yellow gold, set with three old European cut diamonds in star motifs, partial British hallmarks for Birmingham, size L / 5.75, 6.7g. 

NO RESERVE - A DIAMOND RING in 18ct yellow and white gold, set with three old cut diamonds in trefoil formation, all totalling 0.6-0.8 carats, stamped 18K 750, size N1/2 / 7, 3.8g.

A DIAMOND THREE STONE RING in 18ct white gold, set with three old cut diamonds all totalling 0.6-0.7 carats, British hallmarks, size M / 6, 3.3g.

A Diamond Ring. 14 karat white gold mounting contains one prong set Old European cut diamond which weighs approximately .33 carat Size: 5 Wt: 5.9 grams

A ROCK CRYSTAL AND DIAMOND RING in 18ct white gold, set with an etched rock crystal with an applied old cut diamond, inscribed 'Tousa', stamped 18, size M / 6.25, 3.8g.

A FINE DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a principal old European cut diamond of 0.72 carats within a border of single cut diamonds, stamped 18ct Plat, size N1/2 / 7, 2.7

Art Deco Diamond and white gold ring Set with three old European-cut diamonds; 1920s 14k white gold Ring size 4.50; Gross weight 2.1 dwts Provenance: Private Collection | Thence by

A MOONSTONE, SAPPHIRE AND DIAMOND RING in 18ct white gold, set with a cabochon moonstone totalling 6.90 carats in a double border of round brilliant cut diamonds and round cut sapphires, stamped Au750

A DIAMOND AND EMERALD RING in 18ct white gold, the geometric face set with a central old cut diamond of 0.60 carats accented by baguette cut emeralds and single cut diamonds, stamped 750, size N / 6.5

AN ANTIQUE SAPPHIRE AND DIAMOND RING in 18ct gold, set with a round cut sapphire in a border of old cut diamonds, accented by two further round cut sapphires, indistinct British hallmarks, size M / 6.

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

Diamond and white gold ring Set with old European and single-cut diamonds White gold Ring size 7.25; Gross weight 2.5 dwts This work will ship from Lambertville, New Jersey.

A FRENCH SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with an oval cut sapphire of approximately 3.57 carats accented by old cut diamonds, French assay marks, size J1/2 / 5, 10.6g.