18 CT. GOLD CEYLON OVAL SAPPHIRE (6.50 CARAT), DIAMOND

An 18ct gold Ceylon sapphire and diamond ring. The graduated oval-shape sapphires, with baguette-cut diamond sides. Sapphire weights 2.20cts. Hallmarks for Sheffield. Ring size O1/2. Weight 3.6gms. Ov

A SAPPHIRE AND DIAMOND THREE STONE RING in 18ct white gold, set with an oval cut sapphire of 2.52 carats between two cushion cut diamonds both totalling 2.0-2.1 carats, stamped 18ct, size O / 7, 4.6g.

A SAPPHIRE AND DIAMOND THREE-STONE RING, Millegrained collet settings, yellow gold shank, Oval sapphire, 2.25 carats, Circular-cut diamonds, approximate total 0.65 carats, Stamped 18CT PLAT, Size O /

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 RING in 18ct white gold, set with an oval cut sapphire of 3.13 carats in a double border of round brilliant cut diamonds, the diamonds all totalling 1.0-1.1 carats, stamped 18K,

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 SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold, the oval cut sapphire within a marquise shaped surround of round cut diamonds totalling 0.65 carats, British import marks, size O / 7.25, 3.2g.

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

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut sapphire of approximately 4.11 carats in a cluster of round brilliant cut diamonds all totalling 1.4-1.6 carats, stamped 18

AN ANTIQUE SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold, set with an oval cut sapphire of approximately 1.70 carats in a border of round brilliant, old and single cut diamonds, the stepped shou

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

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold, the navette face set with an oval cut sapphire of 2.20 carats in a border of round cut diamonds, the diamonds all totalling 0.5-0.7 carats, British hal

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

ALEXANDER TILLANDER, AN ART NOUVEAU CEYLON NO HEAT SAPPHIRE BANGLE in 18ct yellow gold, the tapering bangle set with an oval cabochon sapphire of 20.70 carats, accented by foliate motifs, signed Tilla

Approx. 2.68 Carat Oval Cut Ceylon Sapphire, 1.06 Carat TW Round Brilliant Cut Diamond and 18 Karat White Gold Pendant Necklace. Sapphire with vivid color. Diamonds G-H color, VS clarity. Further acce

A PAIR OF SAPPHIRE AND DIAMOND CLUSTER EARRINGS in 18ct white gold, each set with an oval cut sapphire in a cluster of round brilliant cut diamonds, the sapphires both totalling 3.56 carats, the diamo

CEYLON NO HEAT SAPPHIRE AND DIAMOND RING, BULGARI in platinum and 18ct gold, claw set with an emerald cut sapphire of 6.54 carats, accented by pairs of baguette cut diamonds, signed Bvlgari, size N /

A CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in platinum and 18ct white gold, set with a cushion cut blue sapphire of 4.17 carats, within a border of round cut diamonds, the diamonds all totalling 2.2-2

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

A VINTAGE TURQUOISE, SAPPHIRE AND DIAMOND RING, BEN ROSENFELD 1972 in 18ct yellow gold, set with an oval turquoise cabochon of 7.35 carats, encircled by a border of round cut diamonds totalling 2.0-2.

2.50 Carat oval cut Ceylon sapphire surrounded by a .30 CTTW of brilliant cut white diamonds. Set in 925 sterling silver with a gold wash. Size 6 and weighs 4.82 grams.

White Gold, Sapphire and Diamond Ring 18 kt., one oval sapphire weighing 3.20 cts., 12 round diamonds weighing .81 ct., weights inscribed. Size 5 3/4. With AGL report no. 1111963 stating Ceylon (Sri L