0.90 CARAT ROUND BRILLIANT H SI1 DIAMOND PLATINUM ART DECO RINGModern Jewelry4.5(203)$4,500Mar 03, 2026
0.90 CARAT ROUND BRILLIANT H SI1 DIAMOND PLATINUM ART DECO RINGModern Jewelry4.5(203)$4,5005 days Left
Platinum Diamond Ring 1.15 Ct G Color SI2 with 16 Accent DiamondsDiamond Depot4.3(10)$4,2502 days Left
SoldDiamond Platinum Three Stone RingDiamond Platinum Three Stone Ring Stamped: Plat Emerald cut diamond weight approx. 1.00 ct Color & Clarity: F, SI2 2 Baguette Diamonds total weight approx. 0.08 ct Ring Size: 5.25 Total Weight: 3.See Sold Price
SoldGIA 4.09CTS RUBY DIAMOND PLATINUM THREE STONE COCKTAIL RINGOval Brilliant-Cut natural corundum Ruby showing minor residues of heat, and weighing approximately 4.09 carats. Adorned by 2 Genuine Natural Diamonds with the rare Trillion cut, H - I color and VS clSee Sold Price
SoldTACORI 1.13CTS GIA CUSHION DIAMOND PLATINUM THREE STONE ENGAGEMENT RINGProng-set by a centered GIA lab reported cushion-brilliant diamond, weighing 0.75 carats, graded I color and SI2 clarity. Besides two square-cut, prong-set diamonds and accented by 12 round-cut, channSee Sold Price
SoldArt Deco style Approx. 2.67 Carat Round Brilliant CutArt Deco style Approx. 2.67 Carat Round Brilliant Cut Diamond and Platinum Three Stone Ring accented with .88 Carat French Cut Sapphires. Diamonds E-F color, VS clarity. Sapphires with vivid saturatioSee Sold Price
SoldA PLATINUM DIAMOND THREE STONE RINGA PLATINUM DIAMOND THREE STONE RING graduated round brilliant-cut diamonds in claw settings. Estimated total diamond weight 3.40ct, hallmarked Sheffield (indistinct), ring size O, 6.8 grams Good coSee Sold Price
SoldModern Asscher-cut Emerald 3.97Cts Diamond Platinum Three Stone 18k Gold Ring 7.2 GramsTreat yourself to this gorgeous Ascher-cut Emerald and Diamond three-stone ring! This exquisite, transparent Genuine Emerald, unlike some emeralds, is set in solid platinum and 18k yellow gold, weighiSee Sold Price
SoldAn Art Deco platinum diamond three-stone ringAn Art Deco platinum old-cut diamond three-stone ring, estimated total diamond weight 1.65ct, G-H colour, VS2-SI1 clarity, band stamped platinum, ring size N, 3.7gSee Sold Price
SoldA platinum diamond three-stone ring.A platinum diamond three-stone ring. The brilliant-cut diamond line, to the openwork gallery and tapered band. Estimated total diamond weight 1.05cts, H-K colour, SI2-P1 clarity. Hallmarks for BirmingSee Sold Price
SoldA platinum diamond three-stone ring.A platinum diamond three-stone ring. The brilliant-cut diamond, with similarly-cut diamond sides to the plain band. Estimated total diamond weight 1.20cts, J-L colour, SI clarity. Hallmarks for BirminSee Sold Price
Sold14k Gold Platinum Diamond Three Stone RingMETAL: 14k gold/ platinum . MEASUREMENTS: ring size - 6 3/4. GEMSTONES: 3 oval diamonds - approx. 1.05ctw. MARKED: dia 14k plat 2. WEIGHT: 4 grams.Gemstones have not been graded for color and claritySee Sold Price
SoldA mid 20th century platinum diamond three-stone ring.A mid 20th century platinum diamond three-stone ring. The graduated brilliant-cut diamond line, with single-cut diamond line sides, to the plain band. Estimated total diamond weight 0.55ct, I-J colourSee Sold Price
SoldAn 18ct gold and platinum diamond three-stone ring. TheAn 18ct gold and platinum diamond three-stone ring. The graduated brilliant-cut diamond line, with bi-colour gallery and band. Estimated total diamond weight 0.30ct. Ring size K. Weight 1.6gms.See Sold Price
SoldDiamond and Platinum RingApprox. 2.50 Carat TW Three Emerald Cut Diamond and Platinum Three Stone Engagement Ring. Diamonds H color, VS2 clarity. Stamped Plat. Ring size 5-1/2. Approx. weight: 4.0 dwt. Condition: Very good coSee Sold Price
SoldTwo mid 20th century 18ct gold and platinum diamondTwo mid 20th century 18ct gold and platinum diamond three-stone rings. Each designed as three brilliant-cut diamonds, to the plain band. Estimated total diamond weight 0.45ct. Weight 5gms. Overall conSee Sold Price
SoldPlatinum Diamond Three Stone Engagement RingMETAL: Platinum. MEASUREMENTS: Ring size - 5.75. GEMSTONES: Diamonds approx. 1.33ctw. MARKED: Pt950, ZEI. WEIGHT: 7.7 grams.Gemstones have not been graded for color and clarity ,and tested for claritySee Sold Price
SoldPlatinum Three Stone Diamond RingPlatinum three stone diamond ring, center round brilliant-cut diamond appx. 1.20 ct., SI / IJ. Two Old Mine Cut diamonds are set on each side, appx. 1.30 ct. total weight, SI / HI, size 6 3/4.See Sold Price
SoldEDWARDIAN PLATINUM AND DIAMOND THREE-STONE RING EachEDWARDIAN PLATINUM AND DIAMOND THREE-STONE RING Each full-cut diamond approx. 5.0mm x 2.8mm. Engraved setting further set with four small diamonds. Size 4½.See Sold Price
SoldArt Deco Platinum 1.20ctw Diamond Three Stone RingMETAL: platinum. MEASUREMENTS: ring size - 6, ring top is 7.6mm x21mm. GEMSTONES: 3 old european diamonds - approx. 1.10-1.20ctw . TESTED: plat. WEIGHT: 5.5 grams.Gemstones have not been graded for coSee Sold Price
SoldA Lady's Platinum Three Stone Diamond RingPlatinum, vintage basket setting, with center diamond approx .30 ct and two side stones weighing approx .25 ct each, sz 7.5, 1 gram twSee Sold Price
Sold18ct Yellow gold and platinum three stone diamond ring18ct Yellow gold and platinum three stone diamond ring with colette settingSee Sold Price
SoldPLATINUM THREE DIAMOND RING (4.00CTS/TW)Gorgeous 1930's art deco ladyÂ’s platinum three stone diamond ring. The ring was purchased at Tiffany & Co.* in the mid 1930's and features three (3), six prong set, Old European cut diamonds set iSee Sold Price
A GOOD LARGE ANTIQUE PLATINUM AND DIAMOND THREE STONEA GOOD LARGE ANTIQUE PLATINUM AND DIAMOND THREE STONE RING set with bright brilliant cut stones. Size Q/R.See Sold Price
GIA Certified 5 Carat Cushion Diamond Platinum Engagement RingGIA Certified 5 Carat Cushion Diamond Platinum Engagement RingA magnificent three-stone diamond ring centered with an exceptional GIA Certified 5.01-carat Cushion Modified Brilliant diamond, graded HSee Sold Price
