ANTIQUE PLATINUM-ON-YELLOW GOLD, DIAMOND AND SYNTHETIC SAPPHIRE RING. - Ring size: 2 3/4.

ANTIQUE PLATINUM-ON-YELLOW GOLD, DIAMOND AND SYNTHETIC SAPPHIRE RING. Cushion shape rectangular synthetic sapphire weighing 3.50-4.00 ct. surrounded by 14 old mine cut diamonds together weighing appr

Hammerman Brothers yellow gold, platinum, yellow sapphire and diamond ring New York, New York 18K yellow gold, platinum, 1.90 carat oval yellow sapphire, (2) 0.34 carat pear cut diamonds (clarity: VS1

Hammerman Brothers yellow gold, platinum, pink sapphire and diamond ring New York, New York 18K yellow gold, platinum, 1.37 carat oval pink sapphire, (2) 0.34 carat pear cut diamonds (clarity: VS1-2,

three synthetic blue sapphires, two old cut diamonds, English hallmarks, 18kt. yellow gold, size 6-1/2, 2.7 grams; assorted old cut diamonds estimated total weight 0.40ct., calibre cut rubies, tested

Vintage 14 carat yellow gold 3 diamond unisex ring. This ring is size 9 1/2 and weighs 8.4 grams. The diamonds are approximately 25 pts each and of vs quality with G-H colorThe ring is yellow gold and

Art Deco Platinum & 18k Yellow Gold Weight 2.8gr Measurement 0.24inx0.77in Old mine Diamond Sapphire Ring Size 6.5

(Lot of 3) Diamond, synthetic sapphire, gold and platinum rings Including 1) diamond, synthetic sapphire, platinum-topped and 18k yellow gold ring, size 5.25; 1) diamond, synthetic sapphire and 18k wh

Antique 14K White & Yellow Gold Diamond Sapphire Ring. 2 Diamonds .33 each European Cut SI1 G Sapphire 6mm Size 7.5 wt. 5 grams

Platinum & 18Kt Yellow Gold 1.40ct. Ruby, 0.75ct. Diamond Ring. Size - 5.5. Weight - 5.2 dwt. Six brilliant cut diamonds measuring 2.50 - 4.00 x 1.95mm, approx. 0.75ct. Clarity - VS, color - G-H, cut-

Indian Mughal style 18k yellow gold ring having enamel inlaid band and underside, the top inset with diamonds, pearl, emerald, sapphires, quartz and coral. Ring size 6 1/2. Approx. overall weight 15.9

Antique yellow gold ring having 13 .03 round cut diamonds around an oval cut bezel set natural sapphire measuring 7 mm x 6.2 mm x 4.8 mm. or 1.6 cts t.w. Ring size 6.5

AN ANTIQUE SAPPHIRE AND DIAMOND RING in yellow gold, set with a row of alternating old cut diamonds and round cut sapphires, no assay marks, size L1/2 / 6, 2.2g. 

ANTIQUE, DIAMOND RING Containing 16 old European cut diamonds weighing approximately 2.50 carats total. Mounted in platinum and yellow gold. Ring size 7 1/4. Stamp: 18. Gross weight: 2.80 dwt.

AN ANTIQUE SAPPHIRE AND DIAMOND RING in yellow gold, set with three graduated cushion cut sapphires, accented by two old cut diamonds, no assay marks, size O / 7, 2.8g.

AN ANTIQUE SAPPHIRE AND DIAMOND RING in yellow gold, set with a central oval cut sapphire and four rose cut diamonds, with further rose cut diamonds to the shank, unmarked, size Q / 8, 2.94g.

Size 5 1/4. 18K White Gold and Platinum 2.47ct Old European cut Diamond and synthetic sapphire ring, circa 1920's. Diamond measures 8.4 x 8.4 x5.22mm. Clarity SI2; Color H. Copy of Appraisal is availa

AN ANTIQUE SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with three oval cut sapphires accented by pairs of old cut diamonds, D&F maker's mark, marked indistinctly, size K1/2 / 5.5, 3.6g

Antique Ring crafted in 18k yellow gold and Platinum, featuring 2 Diamonds weighing Approx. 0.40 carats. H-I color, SI clarity. Along with 3 natural Emeralds. Ring size. 7. Total weight: 2.40 grams. R

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

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. 

Gold, sapphire and diamond ring, the 14 kt yellow gold band centering a dark blue oval sapphire, approximately 6.30 cts, surrounded by 100 diamonds, approximately 2.25 cts, I to K color, ladies size 7

A SAPPHIRE AND DIAMOND CLUSTER DRESS RING in 18ct yellow gold and platinum, set with a round cabochon blue sapphire of 0.97 carats within a border of old cut diamonds, stamped 18ct Plat, size L1/2 / 6

19 old European cut diamonds estimated total weight 0.85ct., H-J, SI, 10 synthetic blue sapphires, remnant of stamp "Platinum", size 7-1/2, 4.2 grams - Provenance: A Virginia Collector

Platinum topped 14k yellow gold Edwardian style cluster ring with a cushion set dark blue sapphire center (8.5 x 6.5mm), surrounded by 12 prong set early cut rounds diamonds (2.88mm each) with an expa