Sold2022A PLATINUM 3.8 CARAT DIAMOND RINGA PLATINUM 3.8 CARAT DIAMOND RINGPlatinum ladies' ring centering one European cut diamond measuring 10.1mm x 6.15mm weighing approximately 3.85ct. M color VS clarity with a very thin even frosted girdSee Sold Price
Sold2020Exquisite Platinum & 3.5 Carat Diamond Ring9.9 mm, 3.8 LM range. Size 6 3/4. 4.8 DWT. Approx. 3.5 carats. European cut. SI1 clarity. Approx 7.6 grams. Please note that all sales are final. No refunds will be given under any circumstances.See Sold Price
Sold2021Platinum & 1.68 Carat Diamond RingPlatinum & 1.68 Carat Diamond Ring Centering an old European cut diamond weighing a total of 1.45 carats framed by single cut diamonds weighing a total of 0.23 carats. The old European cut diamond hasSee Sold Price
Sold2023Platinum 1.2 Carat Diamond RingLot 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:See Sold Price
Sold2020Art Deco Filigree Platinum 3/4 Carat Diamond RingElegant antique Edwardian or early Art Deco ladies diamond solitaire ring. Crafted of 10% iridium platinum. Filigree design with engraved floral and wheat pattern details. Center set with a transitionSee Sold Price
Sold2022Platinum & .15 Carat Diamond RingTested platinum antique setting with .15 Carat Old European cut diamond. Clarity SI1, Color H-I. Size 8. 1.6 dwt. RM/EK IMPORTANT: Before bidding, please read the terms and conditions. When you registSee Sold Price
Sold2021Platinum and 9.10 Carat Diamond RingPlatinum and 9.10 Carat Diamond Ring Having a round cut diamond weighing 9.10 carats, I-1 clarity, H color (GIA report #521178962 dated June 14, 2021); flanked by (18) graduated round diamonds on theSee Sold Price
Sold2016Platinum and 3+ Carat Diamond RingPlatinum multi diamond ring measures 11.16 mm wide and weighs 3.44 dwt. Ring has milgrain edging and gallery work. Set in the center is an old European cut diamond that measures 9.25 mm by 5.70 mm andSee Sold Price
Sold202114K & Platinum 2.87 Carat Diamond Solitaire RingDESCRIPTION: 14k and platinum stamped ring, stamped for Cordova. One modern round brilliant cut diamond solitaire, approximately 2.87 carats. Clarity VS1, Color L. MEASUREMENTS: 3.8 dwt. Size 7. AppraSee Sold Price
Sold2024Platinum & 1.9 Carat Diamond Solitaire RingDESCRIPTION: Marked platinum four prong setting with approximately 1.9 carat round brilliant cut diamond, by formula (8.17mm x 8.13mm x 4.75mm). Clarity VS2, Color G-H. MEASUREMENTS: 4.4 grams (2.9 dwSee Sold Price
Sold20231.19 carat platinum diamond ring, GIA, c1950, sz6.51.19 carat platinum diamond ring, GIA, c1950, sz6.5 3.05dwtSee Sold Price
Sold2020Vintage Platinum, 1.76 Carat Diamond & Emerald Ring.Metal: Platinum. 1.70 carat Emerald. 0.06 carat fancy green diamond. Total carat weight of all stones: 1.76 carats. Has platinum hallmark. Gorgeous vintage ring.See Sold Price
Sold2022Platinum and 0.95 Carat Diamond RingPlatinum and 0.95 Carat Diamond RingCentering a 0.58 carat round brilliant diamond accented by single cut, round brilliant and marquise diamonds weighing a total of 0.37 carats7 1/2 (ring size)6.5 graSee Sold Price
Sold2019Platinum 8.72 Carat Garnet Diamond RingMetal Content: Platinum. Weight of Item: 11.3 grams.Size: 6 1/4, top - 16mm in diameter . Stone is slightly loose in the center. Gemstone: Garnet, Diamonds.Carat Weight: 8.72ct, 0.42ctw.Stamp: 8.72, pSee Sold Price
Sold2021Ladies 3.19 Carat Platinum Diamond Engagement RingLadies Platinum 3.19 carat diamond ring, GIA certified, featuring 1 emerald cut diamond weighing 2.61 carats, Clarity-SI1, Color-L measuring 9.53 x 6.87 x 4.30 mm, good polish and symmetry and no fluoSee Sold Price
Sold2023Platinum 2.57 Carat Emerald Cut Diamond Ring GIA CertifiedPlatinum 2.57 Carat Emerald Cut Diamond Ring GIA Certified, marked "10% Irid Plat", with two tapered diamond side baguettes centering on a 2.57 carat emerald cut diamond graded E, VS1 with recent GIASee Sold Price
Sold2023A Ladies Platinum and 3.07 Carat Marquise-Cut Diamond Ring, GIA CertifiedA Ladies Platinum and 3.07 Carat Marquise-Cut Diamond Ring, GIA Certified A ladies platinum ring featuring a prominent 3.07 carat marquise brilliant-cut diamond with clarity characteristics that incluSee Sold Price
Sold2020Estate 1.14 Carat Diamond & Platinum RingAntique 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 seSee Sold Price
Sold2023PLATINUM "NAILED IT" 1.75 CARAT DIAMOND RINGPlatinum ring in a wrap around nail style mounting. Center round solitaire diamond approximately 1.75 carat, H color. Stone has a chip on the girdle. Size 4.5, weighs 15.6 grams.See Sold Price
Sold2024Platinum and 1.04 Carat Diamond Solitaire RingTiffany style setting, marked Platinum. Set with approximately 1.06 carat (by formula) Old European cut diamond. Diamond measurements 6.5mm x 6.5mm x 4.1mm. Clarity SI1, Color J-K. 4.4 grams. Size 6.See Sold Price
Sold2022Platinum & three quarter carat diamond solitaire ring: Diamond weight approx .75ct. Ring size H/I.Platinum & three quarter carat diamond solitaire ring: Diamond weight approx .75ct. Ring size H/I. With inclusions.See Sold Price
Sold2021Certified Platinum 3 Ct. Blue Diamond Ring with HaloThis is a certified and appraised platinum 3.03 carat blue diamond ring with impressive halo and shoulders of 1.2 carats of round, brilliant-cut F-H, VS2-SI2 diamonds. The ring has a beautiful lSee Sold Price
Sold2017Platinum diamond solitaire ringPlatinum three-quarter carat diamond solitaire ring.See Sold Price
Sold20241.75CTTW SAPPHIRE & DIAMOND RING, SIZE 5.25An 850-purity platinum 1.75-carat sapphire diamond ring. Four round cut diamonds accent the splendid 1.38-carat oval cut sapphire center stone with two diamonds on each side. Stamped 1.75, 850 P.m insSee Sold Price
Jun 02Tremont AuctionsTiffany & Co. platinum 2.01 carat diamond solitaire ring. Round brilliant center cut diamond. 8.00 xUS$3,000
23 hrs LeftBidhausHammerman Brothers Platinum & 18K Yellow Gold 10 Carat Diamond Mens RingUS$10(1 bid)
6 days LeftKotler Galleries & AuctioneersTIFFANY & CO .39 CARAT DIAMOND SOLITAIRE PLATINUM ENGAGEMENT RING An Outstanding Tiffany & CoUS$1,600
May 31Miami Auctions & Appraisals LLC Vintage GIA 1.42 Carat Diamond Platinum Vintage Deco Engagement RingUS$9,000