A sapphire and diamond ring, by Eric N Smith

A sapphire and diamond ring, by Eric N Smith collet-set with an oval-shaped sapphire and two round brilliant-cut diamonds, modelled in 18ct gold(Ring size: O)

18k yellow Gold Ring & yellow and pink Sapphires Briolette Approx. 12.00 CT and Full cut Diamonds Approx. 0.30 CT. Clarity VS1. Color: JSigned: N: VARNEY. Weight: 14.2g. Ring size: 8.

18ct gold diamond & sapphire ring, weight 4.9g, size N.

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 BURMA NO HEAT SAPPHIRE AND DIAMOND RING set with a cushion cut blue sapphire of 4.18 carats, within a graduated border of old cut and round cut diamonds, no assay marks, size N / 6.75, 4.0g. Accompa

A CEYLON NO HEAT SAPPHIRE AND DIAMOND RING set with a cushion cut blue sapphire of 6.12 carats, within a border of single cut diamonds, no assay marks, size N / 6.75, 5.4g. Accompanied by a gemmologic

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a round cabochon sapphire of approximately 7.18 carats, accented by trios of rose cut diamonds, stamped 750, size N / 6.75, 7.1g. 

A SAPPHIRE AND DIAMOND RING set with an oval cut sapphire of 2.81 carats, in a border of round and baguette cut diamonds, the shoulders accented by further diamonds, no assay marks, size N / 6.5, 4.7g

A SAPPHIRE AND DIAMOND RING in Art Deco design, set with a round cut diamond of 0.71 carats in a geometric border set with fancy cut sapphires and round cut diamonds, no assay marks, size N / 6.5, 3.0

AN AQUAMARINE, SAPPHIRE AND DIAMOND RING set with an emerald cut aquamarine of 2.80 carats, between cushion cut sapphires and round cut diamonds, unmarked, size N / 6.75, 5.8g.

A SAPPHIRE AND DIAMOND RING set with a rectangular step cut blue sapphire of 1.24 carats within a cluster of old cut diamonds, no assay marks, size N / 6.5, 4.3g.

A SAPPHIRE AND DIAMOND RING in platinum, set with an oval cut sapphire accented by step cut sapphires and single cut diamonds, stamped PLAT, size N / 7, 6.5g.

SAPPHIRE AND DIAMOND RING. set with sapphires totalling approx. 1.65 ct. size N. 4.5 grams.

LAVENDER STAR SAPPHIRE AND DIAMOND RING set with a cabochon lavender star sapphire, with round cut diamonds to the shank, stamped 14K, size N / 6.5, 15.2g.

AN ART DECO SAPPHIRE AND DIAMOND RING in platinum or white gold, the oval cut sapphire within a geometric surround of round cut diamonds and calibre cut sapphires, marked indistinctly, size N / 6.75,

A SAPPHIRE AND DIAMOND RING in crossover design, set with baguette cut sapphires totalling 0.50 carats, and baguette cut diamonds totalling 0.50 carats, stamped 18k, size N / 6, 5.3g.

A YELLOW SAPPHIRE AND DIAMOND RING in Art Deco design, set with a cushion cut yellow sapphire of 1.35 carats in a border of round cut diamonds, stamped 18CT, size N / 6.5, 3.7g.

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold and platinum, the circular face set with step cut sapphires and round cut diamonds, further diamonds accenting the band, stamped 18ct PLAT, size N / 7,

A SAPPHIRE AND DIAMOND RING the navette face set with round cut diamonds accented by step cut sapphires, no assay marks, size N / 6.5, 4.6g.

A SAPPHIRE AND DIAMOND RING, CIRCA 1930 in yellow gold, the navette face set with a step cut sapphire in a cluster of old cut diamonds, no assay marks, size N / 6.5, 3.2g.

A VINTAGE SAPPHIRE AND DIAMOND RING set with three oval cut sapphires, punctuated by pairs of old cut diamonds, marked indistinctly, size N / 6.75, 3.1g.

A VINTAGE SAPPHIRE AND DIAMOND RING set with an oval cut sapphire of 0.94 carats between two round cut diamonds, accented by further diamonds to the band, no assay marks, size N / 6.5, 2.8g.

NO RESERVE, SAPPHIRE AND DIAMOND RING, in 18 ct. gold. Set with a central row of 3 blue sapphires totalling approx. 0.88 ct. Flanked on each side with a row of diamonds. Size N. 2.7 grams.

An 18ct gold sapphire and diamond ring. Comprising three oval-shape sapphires, with brilliant-cut diamond double spacers. Estimated total diamond weight 0.10ct. Hallmarks for London. Ring size N. Weig