PLATINUM CERTIFIED DIAMOND RING w. GIA European Cut

1.53ct GIA Certified VS2/J Old European Cut Diamond & Solid Platinum Art Nouveau Ring W/Diamond Accents (Comes W/$22,000 Appraisal) - This goregous Art Nouveau ring was finely crafted of solid platinu

Platinum Emerald and Diamond ring with GIA certified center octagon shaped step cut Emerald weighing approximately 2.17 carats; set with 58 round diamonds, approx. 0.74 CTW, color F-G, clarity VS1-VS2

16.97ct Genuine VVS2/Faint Yellow Y-Z GIA Certified Emerald-Cut Diamond Solitaire in Solid Platinum Setting W/0.80ctw Genuine VS/G-H White Diamond Accents - This stunning piece was designed for the gr

4.40ct GIA Certified Cushion Cut No Heat Blue Sapphire, 2.70ctw VS1-VS2/G-H Diamond & Solid Platinum Ring W/Ornate Incised Band (Comes W/$37,000 Appraisal) - This stunning ring was finely crafted of s

Harry Winston 0.71ct GIA Certified VS1/E Brilliant Round Cut Diamond and Platinum Solitaire Ring W/Box - This beautiful Harry Winston engagement ring was finely crafted of solid platinum, and is decor

Important GIA Certified Art Deco style 9.38 Carat Old European Cut Diamond and Platinum Engagement Ring. Diamond I color, VVS2 clarity. Unsigned. Very good condition. Ring size 8. Approx. weight: 9.0

View a video of this lot: Click HereCrafted in 18K yellow gold and platinum; set with a 7.01-carat cushion modified brilliant-cut diamond, with W to X Range color and VVS2 clarity; fl

1.58ct GIA Certified VS1 Natural Very Light Pink Pear-Cut Diamond, 0.55ctw VS1-VS2/G-H Diamond & Solid Platinum/18K Rose Gold Ring W/$325,000 Appraisal - This magnificent ring was finely crafted of so

4.01ct GIA Certified VS2/J Brilliant Round-Cut Diamond Solitaire in Solid Platinum Band W/$105,000 Appraisal - This stunning ring is made of solid platinum, and boasts a magnificent 4.01ct GIA certifi

This stunning Edwardian era engagement ring dates from circa 1910 and features a platinum diamond encrusted filigree mounting set with a 2.28 carat old European cut center diamond. The diamond is beau

ART DECO PLATINUM/DIAMOND RING W/OVER 1.8 CT. CENTER STONE C. 1920 WEIGHT 3.53 GR. CENTER (1) OLD EUROPEAN CUT DIAMOND, APPROX 1.80 CTS, CLARITY VS-2, COLOR L. SIDE (4) SINGLE CUT DIAMONDS, APPROX 0.0

Platinum Sapphire and Diamond Ring having 2.01 carat natural unheated sapphire center stone, 6.99 x 6.52 x 4.33 mm, GIA Report #6227857845; set with 92 round brilliant cut natural diamonds weighing 0.

Platinum Emerald and Diamond Ring having a 9.80 carat center step cut Emerald, measuring 13.87 X 10.87 X 8.17 mm, GIA report #6224380080; set within a setting of 1.86 carat total weight of diamonds, a

Art deco platinum diamond ring, center a gem quality brilliant cut diamond wt. 1.19ct in VS 2/ G quality (see GIA report), accented with 4 small gem quality diamonds, wt. 4.6gm, size 6.5

5.03 carat, GIA certified, rectangular Radiant shaped Diamond solitaire. GIA certificate and professional appraisal document.

Platinum Burmese Ruby and Diamond Ring having oval step cut 4.26 carat center Ruby, GIA report #2221396901; measuring 11.22 X 9.05 X 4.83 mm; set within a setting of 0.79 carat total weight of diamond

ART DECO PLATINUM 1.58 CT DIAMOND SAPPHIRE RING w/ COA, circa 1935, with an open work design with fine millegrain accents, centered with three round Old European Cut diamonds, flanked by rose cut diam

ART DECO PLATINUM 1.58 CT DIAMOND SAPPHIRE RING w/ COA, circa 1935, with an open work design with fine millegrain accents, centered with three round Old European Cut diamonds, flanked by rose cut diam

Platinum Burmese Ruby and Diamond Ring having center oval brilliant step cut Ruby weighing 10.12 carats with GIA report #6224396869, measuring 14.74 X 11.53 X 6.56 mm; set in on octagon shaped setting

Platinum ladies purple sapphire and diamond ring having 1.66 ct oval mixed cut natural purple sapphire center stone with GIA laboratory, report #2205819868; set of 12 bezel set round brilliant cut dia

Size 6.75 platinum GIA certified diamond ring. Stamped platinum. GIA certified F Color SI1 diamond: 1.04 CT. Center diamond set with 26 brilliant round cut diamonds with 4 marquise shape diamonds, F c

Platinum sapphire and diamond ring having 1.75 ct. center sapphire with GIA certification report #6213249294; set with 52 baguette and round brilliant cut diamonds weighing approx. 0.54 cts., clarity

Antique engagement ring with large outstanding Old European cut diamond color O-P clarity VS1 ring is so brilliant and gorgeous. If you are looking for a stunning antique engagement ring, this is undo

Ladies platinum and GIA certified diamond ring, centered by (1) round brilliant cut diamond, 7.10ct, clarity: VS1, color: Q-R, GIA report number: 1176823996; (2) tapered baguette shaped diamonds, appr