A CEYLON SAPPHIRE AND DIAMOND DRESS RING set with an oval cut sapphire of approximately 1.17 carats,

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 SAPPHIRE AND DIAMOND DRESS RING set with an oval cut sapphire of 0.55 carats in a stylised cross shaped border of french cut sapphires and single cut diamonds, no assay marks, size N / 6.75, 4.2g.

Estate Platinum Sapphire & Diamond Ring. Set with an oval cut sapphire of approximately 2.5 carats as well as baguettes of approximately .25 total carat weight. Ring size 6.75can be resized.

A CEYLON NO HEAT SAPPHIRE AND DIAMOND RING set with an oval cut sapphire of 4.90 carats accented by round brilliant cut diamonds to the band, stamped 750, size M / 6, 6.0g.

A SAPPHIRE AND DIAMOND DRESS RING set with a cushion cut blue sapphire of approximately 5.02 carats, accented by rows of round brilliant cut diamonds, with further round brilliant cut diamonds to the

A CEYLON NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING set with an oval cut blue sapphire of 3.39 carats in a cluster of round brilliant cut diamonds, no assay marks, size M / 6, 4.5g. Accompanied by a ge

A CEYLON NO HEAT SAPPHIRE AND DIAMOND DRESS RING set with a cushion cut blue sapphire of 4.10 carats, within a rectangular border set with old cut and baguette cut diamonds, the diamonds all totalling

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. 

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 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 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

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

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

the foliate motif mount centering on one fancy prong set oval brilliant cut Ceylon yellow sapphire weighing approximately 19.07 carats within a conforming diamond set surround of (22) round brilliant

Beautiful fine Art-Deco ring made of 18K White Gold (acid tested by the auction house) and set in its center with a beautiful oval cut Sapphire weighing approximately 2.75 Carats and with a halo of Ol

Platinum, Sapphire, and Diamond Ring

Gold, Sapphire, and Diamond Ringcentering on a prong set oval cut sapphire (7 x 5 x 3.43 mm) weighing approximately 1.0 carat within a diamond set halo and with full cut round diamonds and square cut

Gold, Golden Sapphire, and Diamond Ring

Estate 14kt Yellow Gold Sapphire & Diamond Ring. Hallmarked. Set with approximately 1.5 carats of round cut white diamonds in halo around an oval cut sapphire. Can be resized. Weighs approximately 4.9

AN ART DECO CEYLON NO HEAT 8.41 CARAT SAPPHIRE AND DIAMOND RING in platinum, the oval cut sapphire of 8.41 carats is framed in a border of round cut diamonds totalling approximately 0.35 carats, Frenc

Ceylon sapphire and diamond ring set in platinum, with oval shaped blue Sri Lanka sapphire weighing 3.85 total carats and oval shaped diamonds weighing approximately 0.36 total carats. Marked 'PT900',

Retro ring from the 1940s made of 14K Pink Gold (acid tested) inlaid in its center is an oval cut blue Sapphire weighing approximately 3 carats and ten small Rose Cut diamonds. In addition, the ring i

View a video of this lot: Click HereCrafted in 18K white and yellow gold; set with a cushion modified mixed cut natural Ceylon unheated sapphire, weighing approximately 7.15 carats; s

A sapphire, diamond and eighteen karat gold ringdesigned as an oval-cut sapphire, weighing approximately 2.20 carats, between round brilliant-cut diamond set shoulders. 2.9 dwt; size: 4