AN UNHEATED SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut sapphire of 3....

AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold, set with an oval cut sapphire of approximately 1.09 carats in a cluster of rose cut diamonds, no assay marks, size I1/2 / 4.5, 2.4g. 

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire of 1.53 carats in a cluster of old cut diamonds, each shoulder set with a further old cut diamond, the diamonds a

A VINTAGE SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire of 0.65 carats, in a border of round brilliant cut diamonds, full British hallmarks for 18ct gold, size K

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire of 1.67 carats in a cluster of round brilliant cut diamonds, British hallmarks, size O / 7, 4.6g.

A VINTAGE SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire of 0.65 carats, in a border of round brilliant cut diamonds, full British hallmarks for 18ct gold, size K

AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold and silver, set with an oval cut sapphire of approximately 1.29 carats in a cluster of old cut diamonds, no assay marks, size N1/2 / 7, 2.6g

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with an oval cut sapphire, in a halo of old mine cut diamonds, to stylised shoulders, stamped with maker's mark and 18CT & PLA

AN ANTIQUE BURMA NO HEAT PINK SAPPHIRE AND DIAMOND CLUSTER RING in yellow gold and silver, set with an oval cut pink sapphire of 1.36 carats in a cluster of old cut diamonds, on a bifurcated band, no

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. 

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with an oval cut blue sapphire of 1.36 carats within a border of round cut diamonds, with further diamonds set to the shoulder

A SAPPHIRE AND DIAMOND THREE STONE CLUSTER RING in 14ct yellow and white gold, set with three oval cut sapphires totalling 1.0-1.2 carats in a cluster of round brilliant cut diamonds, full British hal

AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an oval cut sapphire within a halo of round cut diamonds, stamped 18ct Plat, size N / 6.5, 2

NO RESERVE - A SAPPHIRE AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an oval cut blue sapphire within a border of single cut diamonds, maker's mark SH&Co, st

AN ANTIQUE EDWARDIAN SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with three oval cut sapphires and four old cut diamonds, full British hallmarks for Birmingham 1904, size P / 7.75, 3.2g.

Estate 14kt yellow gold ring, set with (eleven) oval cabochon-cut dark blue sapphires, measuring approx 3.5 x 2.0 mm, approx 2.0cttw, framed by (four) full-cut diamonds, ranging in size from approx 2.

18K yellow gold with prong set oval cut sapphire, apprx .52 cts., surrounded by ten (10) round cut prong set diamonds, apprx .32 cts. tdw., 3.2 grams. Ring size approximate 5.

18K yellow gold, prong set with two oval cut stones including a .42 ct. sapphire and a 3.7 ct. emerald. Both stones surrounded by ten round cut and prong set diamonds, the top shank channel set with b

A SAPPHIRE AND DIAMOND CLUSTER RING in high carat yellow gold, set with an oval cabochon sapphire of 8.78 carats encircled by round cut diamonds 1.10-1.40 carats, unmarked, size P / 8, 8.7g.

Ladie's Jaylen designers 14 karat yellow gold ring set to the center with an oval cut Sapphire stone accented with two round brilliant cut Diamonds. Ring size 6. Weighs approx. 1.5 dwt (2.3 grams). Sh

Estate 14kt Yellow Gold Sapphire & Diamond Ring. Hallmarked. Set with six round cut white diamonds and one oval cut sapphire. Can be resized. Weighs approximately 3.2 grams inclusive.

An art deco synthetic sapphire and diamond ring set in 18k yellow gold (tested). Central oval faceted cut sapphire weighing 2.83 ct (11.25 x 8.90 x 3.87). Flanked by 12 elongated emerald cut diamonds

AN UNHEATED VIOLET SAPPHIRE AND DIAMOND DRESS RING in 18ct white gold, set with a central oval cut violet sapphire of 2.02 carats, within a navette border set with clusters of marquise and round brill

14KT Yellow Gold Lady's Cast Diamond and orange Sapphire Ring. One prong set oval standard brilliant cut natural sapphire measuring 6.28 x 4.00x 3.00mm. Approx weight .68ct. Clarity is eye clean, type

SAPPHIRE (2.20 CT.) & DIAMOND 14KT YELLOW GOLD RING :Set with: 1 oval very dark blue sapphire, 2.20 sapphire. 12 round full cut diamonds, 0.24 carats. Size 6.5. Total weight 3.3 grams. From the estate