Platinum solitaire ring with a central "watermelon" tourmaline and single cut diamond details on the

Platinum ring formed by a central square emerald and single cut diamond details.

Platinum ring formed by a central square emerald and single cut diamond details.

Round Brilliant Cut Diamond - Size 6 - See Appraisal photo for additional details

Circa 1920's-40's, Art Deco style mount. Mounting with 16 older single-cut diamonds, .16 cts, SI, GH. Larger center European cut diamond. 7.15mm to 7.08mm. Approx. 1.45 cts, J, SI-1. Moderately abrade

Diamond Ring. Wonderful 14kt yellow gold cocktail ring displaying a central faceted Watermelon tourmaline flanked by (14) round brilliant cut diamonds set in white gold. Tourmaline measures approx. 26

A platinum Art Deco style solitaire diamond ring. 1.35ct with multiple chips on girdle. Single cut diamonds on either side, 4 total 0.08ctw. Stamped inside band. Size 7 1/2. 3.5g.

Art Deco platinum ring set with a central panel of (3) Old European cut diamonds surrounded by (8) single cut diamonds. Central diamond measures approx. 4.5mm; flanked vertically by (2) diamonds measu

Platinum engagement ring displaying a central prong-set round brilliant cut diamond flanked by (6) round single cut diamonds. Center diamond measures approx. 5.5mm or 0.60cttw. Stamped to interior of

Platinum engagement ring displaying a central round brilliant cut diamond flanked by (6) single cut diamonds - shank out-of-round. Accompanied by a platinum wedding band. Center diamond measures appro

Item Details:Metal Type: PlatinumWeight: 4.1 gramsRing Size: 5.5 (resizable)Diamond Details:Cut: Transitional CutCarat: .80 caratColor: GClarity: SI1Accent diamond Details:Cut: Single CutColor: GClari

Art Deco platinum ring displaying a central Old European cut diamond surrounded by single and old mine cut diamonds, and further accented by diagonal panels of blue faceted gems. Central OEC diamond m

7.90ct Emerald-Cut Watermelon Tourmaline & Solid Platinum Ring W/0.20ctw VS2-SI1/G-H Diamond Accents - This lovely ring was finely crafted of solid platinum, and boasts a 7.90ct (approximate) genuine

Fabulous Art Deco ring handmade during 1920´s with a central single cut diamond of I-SI1 quality that weighs 0.05ctw. It is also adorned with 4 natural calibrated French cut sapphires and 10 rose c

Ring. Platinum engagement ring featuring a central 1.10 ct emerald cut diamond (14) round single cut diamonds - stamped, "Plat" to the interior of the band. Center diamond is accompanied by a November

Diamond Engagement Ring platinum, the ring mounted with a central round brilliant-cut diamond weighing approximately 1.00 carat, approximate color G and clarity VVS2, accented by single-cut diamonds w

VINTAGE PLATINUM AND DIAMOND RING Mid- to Late 20th Century Central approx. 0.65 ct. round-cut diamond, approx. I1 clarity, K-L color, surrounded by 22 single-cut diamonds, approx. 0.22 ctw., and eigh

Central emerald cut synthetic ruby measuring 13mm x 11mm flanked by round transitional and single cut diamonds in the shoulders. Ring size approx. 5 1/2, 5.1g.

Platinum and 2.31 ct. (GIA) diamond ring featuring a central oval cut diamond, 2.31 cts., G color, SI1 clarity, accented by baguette and single cut diamonds. Stamped, "Plat 10% Irid" and "". 6.3 grams

A SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a central pear shaped brilliant cut diamond of 1.67 carats, between two smaller pear brilliant cut diamonds of 0.48 and 0.45 carats, accented

Art Deco solitaire ring from the 1940s, made in platinum with a brilliant cut central diamond, weighing approximately 2.80 cts., Color J, clarity S1, set in 6 claws. Weight: 17.14 grs. Measurements: 1

19.05ct Watermelon Tourmaline, 0.20ctw Diamond & Solid Platinum Ring - This beautiful ring was finely crafted of solid platinum and boasts an approximately 19.05ct emerald cut watermelon tourmaline. W

18K yellow gold and platinum two-tone solitaire engagement ring, baguette cut diamonds taper set on shoulders, round brilliant central stone (approx. .85 ct), marked size: 5.75 total weight: 4.7 gram

Item Details:Metal type: 14 Karat White Gold & Platinum (prongs)Weight: 4.4 gramsSize 6 (not resizable)Diamond Details:Cut: Single CutCarat: .3 Carat TotalColor: GClarity: VSThis ring features a beaut

Item Details:Metal type: PlatinumWeight: 2.93 gramsRing Size: 6 (resizable)Diamond Details:Cut: Single CutCarat: .05 Carat Total Weight (5 count)Color: GClarity: VSThe ring is from the 1920s, Art Deco