A SAPPHIRE AND DIAMOND RING in 18ct white gold, set with an oval cut sapphire of 3.13 carats in a

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 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

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.

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 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, 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

A COLOUR CHANGE SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with a central cushion cut sapphire of 5.13 carats, encircled by a border of single cut diamonds, later British import marks,

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

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

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

AN ORANGE SAPPHIRE AND DIAMOND RING in 18ct white and yellow gold, set with a cushion cut orange sapphire of approximately 5.4 carats between two trilliant cut diamonds totalling 0.8-0.9 carats, maker

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 DRESS RING in 18ct white gold, set with two round cut sapphires accented by six marquise cut diamonds, the sapphires both totalling 2.40 carats, the diamonds all totalling 1.50

A SAPPHIRE AND DIAMOND TOI ET MOI RING in 18ct yellow and white gold, set with a round cut sapphire of 2.10 carats and a round brilliant cut diamond of 1.54 carats, accented by further single cut diam

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

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

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

Marked 14K white gold ring set with blue oval cut sapphire accented by eighteen .01 carat each round diamonds. Size 6. 3/8" wide. 1.7 dwt. Missing one diamond. MH/EK. IMPORTANT: Before bidding, please

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.

White Gold, Sapphire, and Diamond Ringdesigned in a bouquet cluster motif set with oval cut sapphires weighing approximately 3.10 total carats and with single cut round diamond melee weighing approxim

Fabulous Modern 18ct white gold textured shank sapphire and diamond dress ring, set with 2 oval cut dark blue sapphires total weight of sapphires 2.22ct, and 20 round brilliant cut diamonds, total wei