A sapphire and diamond ring by Bulgari, the central

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 /

18KT GOLD, SAPPHIRE AND DIAMOND RING Central approx. 0.10 ct. old mine-cut diamond surrounded by six approx. 3.0mm round-cut sapphires and 18 small rose-cut diamonds. Stamped. Diameter approx. 13.0mm.

18KT YELLOW GOLD, BLUE SAPPHIRE AND DIAMOND RING Central approx. 0.75 ct. oval blue sapphire surrounded by ten small round rose-cut diamonds, approx. 0.25 ctw. Stamped. Setting approx. 12.0 x 14.0mm.

18 kt. White Gold, Green Sapphire and Diamond Ring, 2 central prong set oval shape and square shape mixed cut sapphires, total wt. approx. 3.73 cts.; bezels and shoulders set with 48 prong set round b

14ct White Gold Sapphire and Diamond Ring. Featuring Central 5 Emerald Cut Vivid Blue Sapphires (3.20ct) with 24 Round Brilliant Cut White Diamonds (0.13 ct). Size M (13). Marked 14k .585. WGI Certifi

Bi-Color Gold, Pink Sapphire, and Diamond Ringthe central dome with pink sapphires weighing approximately 2.8 total carats bead set with yellow gold prongs, the triangular shoulders flush set with ful

10K yellow gold sapphire and diamond ring, one central marquis cut sapphire surrounded by baguette cut sapphires and round brilliant diamonds, marked size: 8.25 total weight: 4.8 grams Provenance: P

A SAPPHIRE AND DIAMOND DRESS RING The central cushion-shaped sapphire weighing 5.59cts within a four-claw setting and between half-moon-shaped diamond shoulders, mounted in 18K gold, diamonds approxim

A DIAMOND SINGLE-STONE RING, BY BULGARI The central brilliant-cut diamond weighing 0.79ct within a four-claw setting, to a gallery pavé-set with similarly-cut diamonds, mounted in platinum, signe

A SAPPHIRE AND DIAMOND DRESS RING, the central oval-shaped sapphire weighing approx. 15.00cts within a rose-cut diamond surround, mounted in gold, ring size P

18k White Gold, Sapphire and Diamond Ring Having a central field of round cut, cluster set diamonds flanked by princess cut, channel set sapphires Size: 7.5 Weight: 6.18 dwts. (total weight) Condition

18KT YELLOW GOLD, YELLOW SAPPHIRE AND DIAMOND RING Circa 1920s Central approx. 0.80 ct. round-cut yellow sapphire surrounded by 10 single-cut diamonds. Stamped. Size 5. Approx. 1.63 total dwt.

14K yellow gold sapphire and diamond ring with a central rectangular cut natural sapphire, approx. .50 ct, bezel set and framed with approx. .30ct channel set brilliant cut diamonds. Size 10 and weigh

An early 20th century sapphire and diamond cluster ring, the central rectangular facetted sapphire surrounded by twelve pavé set old single cut diamonds in a scalloped edged setting with low pierced

Two gold sapphire and diamond rings, comprising a 9ct gold sapphire and diamond cluster ring, a central oval cut sapphire, to a surround of eight cut diamonds, flanked by a single eight cut diamond gr

A 14K YELLOW GOLD, SAPPHIRE, AND DIAMOND RING, with a central bezel set oval sapphire, color: slightly greenish blue, clarity: slightly included, approximate weight: 0.40 ct., flanked by thirty-two ro

14K YELLOW GOLD, SAPPHIRE, DIAMOND RING - 4.51 GRAMS - CENTRAL OVAL DEEP BLUE SAPPHIRE STONE SURROUNDED BY 16 DIAMONDS - SIZE 6 - 6.5

A SAPPHIRE AND DIAMOND RING, BY CARTIER The central oval-shaped sapphire weighing approximately 5.00cts within eight-claw setting accented with brilliant-cut diamonds to similarly-cut diamond shoulder

IMPORTANT 8.33 ct. BLUE SAPPHIRE AND DIAMOND RING, set with a central cushion cut blue sapphire of 8.33 ct. Flanked by baguette cut diamonds on the shoulders totalling approx. 0.75 ct. Size O. 8.3 gra

Fourteen-Karat White Gold, Yellow Sapphire and Diamond Ring, set with a central emerald step-cut natural yellow sapphire, with an approximate weight of 5.89 carats, accented by fifty-eight round brill

ART DECO SAPPHIRE AND DIAMOND DRESS RING, CIRCA 1930 The central band of calibré-cut sapphires between rows of single and brilliant-cut diamonds, diamonds approx. 0.90ct total, ring size approx.

Eighteen-Karat Yellow Gold, Turquoise, Sapphire and Diamond Ring, mounted with a central turquoise cabochon, measuring approximately 11.9 mm x 19.0 mm, surrounded by ten pear-cut and fourteen round-cu

Vintage Indian 18K yellow gold precious stones (ruby, sapphire and emerald) and diamond ornate ring. Central oval faceted-cut emerald approx: 5 x 3mm surrounded by eight round single-cut diamonds; app

Mid-century modern 14K yellow gold, pink six-ray star sapphire and diamond ring, set with one central round cabochon-cut pink star sapphire, approx: 7 mm diameter, flanked by four round single-cut dia