A 2.51-Carat Diamond Platinum Ring

A 900-purity platinum ring with a 2.51-carat oval-cut sapphire accented by 0.22 carats of brilliant-cut diamonds. Stamped Pt900, 022, 251, on the inside of the ring band. Details and measurements: Rin

Antique engagement ring. Estate Circa 1920s 1.14 Carat Diamond & Platinum Ring. Center stone is approximately 1 carat Old European Cut, additional .14 of a carat of accent stones. Filigree platinum se

Impressive platinum ring by Bvlgari, set with a 16.63ct emerald (measures approx. 18.7 x 15.3 x 6.65mm), surrounded with approx. 3.80-4.00ctw in diamonds. Ring size - 7.25, ring top - 18mm x 26mm. Mar

GIA Certified 10.88 Carat Round Diamond Platinum RingAn amazing 10.88 Carat exceptional round brilliant cut diamond ring. The main stone is in color very white J Color and si1 very pleasant well hide

Estate Retro 1 Carat Diamond & Platinum Bow Ring. Center stone is approximately .60 of a carat, additional 12 stones total approximately .30 of a carat. Ring size 5.75 can be resized.

Stunning GIA Certified 7 Carat Oval Diamond Platinum Ring

Metal Content: Platinum. Weight of Item: 7.4 g.Size: Ring size - 6.5, width f the top - 17mm.Gemstone: Opal, Diamond. Carat Weight:1.29ct, 0.71ctw.Stamp: Pt900, 1.293, 0.71.

EXCEPTIONAL GIA Certified 5 Carat Oval Diamond Platinum RingD colorFlawless ClarityExcellent Polish and Excellent SymmetryFaint FluorescenceCreatorAntinori Fine JewelsRing Size6 US, Resizable(Size Gui

Vintage Approx. .75 Carat Diamond and Platinum Ring Band. Unsigned. Good condition. Ring size 7-1/2. Approx. weight: 2.4 grams. Shipping $28.00 (estimate $400-$600)

New 1 Carat Total Weight Diamond Engagement Ring - Platinum, DiamondsFeatures a 0.75 carat Diamond center stone flanked by 4 marquise Diamonds.The center stone is securely set in a high mount with 6 p

Modern styling exemplifies this 1990s Tiffany and Co. Platinum and Diamond Ring from the Elsa Peretti collection which features a 2.9 millimeter thick band is set with a single accent .02 carat round

A gorgeous 900 platinum ring set with a 1.59-carat cabochon-cut opal center stone and surrounded by 0.08-carats of brilliant round cut diamonds. Six brilliant round-cut diamonds accent the 1.59-carat

VK IOOO ART DECO 1.97-carat Oval Diamond Platinum RING, 2.27 carats DTW Timeless and classy Art Deco diamond ring created in the 1930s. Elegant, timeless, feminine and wearable, the ring is a great ad

Lot 115 Platinum 1.2 Carat Diamond Ring platinum ring set with brilliant cut approximately 1.2 carat diamond center stone surrounded by 26 smaller diamonds. stamped ”10% IRID PLAT”, size:

Lady's Approx. 8.31 Carat Oval Cut White Opal, .86 Carat Diamond and Platinum Ring. Opal with good play of red, green and blue color. Diamonds F-G color, VS clarity. Signed PT900. Very good condition.

Lady's South Sea Pearl, Approx. 1.25 Carat Diamond and Platinum Ring. Pearl measures 13mm. Diamonds F-G color, SI clarity. Signed platinum. Very good condition. Ring size 6. Approx. weight: 9.95 penny

GIA Certified 13.25 Carat Sapphire Diamond Platinum Engagement Ring

An EGL Certified 1.73 carat tw diamond ring. It is hand made with a 1.32 carat old mine cut brilliant center diamond that is surrounded by .41 ct tw diamonds. Set in platinum and is a size 5 1/2. The

Art Deco 1.30 Carat TW Old European Cut Diamond and Platinum Ring. Set in the Center with a 1.05 Carat Old European Cut Diamond H-I color, SI1 clarity. Stamped Plat. Ring size 6. Approx. weight: 3.75

Peter Suchy GIA Certified 2.96 Carat Pear Diamond Halo Platinum Ring

Platinum art deco ring with 1.12 carat round cut diamond and 12 accented diamonds. Inner band is marked "10% Irid Plat", meaning 90% platinum. This ring was owned and past down as a family ring. Inclu

GIA cert 5.33 Carat Ruby Diamond Platinum Cocktail Ring

METAL: Platinum. MEASUREMENTS: Ring size - 5.5, ring top - 38mm x 24.5mm GEMSTONES: approx. 65ct amethyst, measuring 38.5mm x 24.2mm x 13.25mm, and 0.09ctw diamonds on sides. MARKED: 009, Pt900. WEIGH

GIA Certified 8.16 Carat Sapphire Diamond Engagement Platinum Ring