Sold2021Art Deco platinum diamond ring. Round cut center stoneArt Deco platinum diamond ring. Round cut center stone flanked by four emerald cut diamonds. Approximately .75ct. Inscription to band "From BP to SK Oct. 3, 1926." Light scratches and abrasion to metaSee Sold Price
Sold2024Antique Platinum Diamond RingAntique platinum diamond ring, round brilliant central diamond (.50 ct), diamond bezel, filigree basket, six shoulder set round brilliant stones, marked size: 6.25 total weight: 3.1 grams ProvenanceSee Sold Price
Sold2023Antique Filigree Platinum & Diamond Ring, 5 round diamonds totaling .90 carat in handmadeAntique Filigree Platinum & Diamond Ring, 5 round diamonds totaling .90 carat in handmade filigree setting, Art Deco era, 14K white gold shank in sizing area, with appraisal of $3,250.00, currently siSee Sold Price
Sold2021Platinum & Diamond Ring, 1.11 round brilliantdiamond in antique platinum setting, with appraisal of $4,750.00, currently size 5 1/4.See Sold Price
Sold2022A PLATINUM DIAMOND RINGA PLATINUM DIAMOND RING a round brilliant-cut diamond to three milgrain diamond-set bands. Estimated principal diamond weight 0.70ct, estimated total diamond weight 1.35ct, hallmarked London 2008, rinSee Sold Price
Sold2020Ladies Platinum Ring, 23 Diamonds Sz8Ladies platinum and diamond ring, round diamonds, K color, I-1 clarity, 3/4 carat TW in 23 diamonds, marked JCR Plat., size 8, weighs 9.8 grams, includes box.See Sold Price
Sold2021Platinum & diamond ring mount for round pearlPlatinum & diamond ring mount for round pearl.This mounting contains 76 round G color VS1 single cut diamonds, weighing approximately .02cts each, for a total diamond weight of 1.52cts. Size 5 1/4See Sold Price
Sold2023Antique Platinum & Diamond Ring, .80 carat round Old European cut diamond center with baguette andAntique Platinum & Diamond Ring, .80 carat round Old European or mine cut diamond in center with baguette and round diamonds throughout adding another .36 carat, total 1.16 carat, in a fine Art Deco sSee Sold Price
Sold2023Platinum & Diamond Art Deco Ring, round brilliant .75 carat center diamond and 12 round diamondsPlatinum & Diamond Art Deco Ring, round brilliant .75 carat center diamond and 12 round diamonds totaling another .18 carat, with appraisal of $4,950.00, currently size 6 3/4.See Sold Price
Sold2021VINTAGE PLATINUM 1.81 CARAT ENGAGEMENT RINGVintage platinum diamond engagement ring with round 1.81 carat diamond (J-K color, VS2 clarity) and (2) side baguette diamonds (.10 TCW, G-H color, SI1-SI2 clarity). Size 5 1/2. Includes appraisal forSee Sold Price
Sold2017"950" PLATINUM & DIAMOND ENGAGEMENT RINGA STAMPED "950" PLATINUM & DIAMOND ENGAGEMENT RING. THE ROUND BRILLIANT CUT DIAMOND HAS A G.I.A. DIAMOND CERTIFICATE THAT STATES THE DIAMOND IS 1.08CTS., I=COLOR, SI2=CLARITY. THIS IDEAL CUT DIAMOND ISee Sold Price
Sold2022A PLATINUM SOLITAIRE DIAMOND RINGA PLATINUM SOLITAIRE DIAMOND RING a round brilliant-cut diamond in a claw setting, to diamond-set shoulders. Estimated principal diamond weight 0.90ct, hallmarked London 2018, ring size M, 4.8 gramsSee Sold Price
Sold2015Platinum Solitaire Diamond Engagement RingLady's Platinum Solitaire Diamond Engagement Ring Round Brilliant Cut Diamond weighs approx. 1.01 cts., I color, SI-2 clarity, Size 6-3/4, 5.5 dwtSee Sold Price
Sold2024Platinum Diamond Leaf RingPlatinum diamond leaf ring, central round diamond (.75 ct), swirl motifs, diamond inlaid leaf shoulders, marked size: 7.75 total weight: 14.4 grams Provenance: Property from the estate of life-longSee Sold Price
Sold2023Platinum 1ctw Diamond Ring BandThis platinum diamond ring has 5 round full cut diamonds each approx .2 to .22 cts each for a total approx 1.08 carats. Ring size approx 4.75. Clarity SI-2, Color H-1. Comes with written retail appraiSee Sold Price
Sold2019Platinum Diamond Ring, .25ctwPlatinum diamond ring with 3 round and 2 baguette inset diamonds with .25 total carat weight, VS1/SI2 clarity, G/H color. The ring weighs 2.4dwt and is marked "Plat K B". Ring size 7.See Sold Price
Sold2021Platinum Diamond Sapphire Round RingPlatinum Weight 4.03g Diamond Approx. 1ct Sapphire Approx. 1ct Round Ring Size 7 Measurements 0.68”x0.75”See Sold Price
Sold2022A 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
Sold2018An Antique 14kt. Yellow Gold and Platinum, Diamond RingAn Antique 14kt. Yellow Gold and Platinum, Diamond Ring, Set with one round older brilliant cut diamond weighing approx. 1.35 ct. and measuring approx. 6.80-6.99 x 4.31mm., with a VS-2 clarity and G cSee Sold Price
Sold2022Platinum and Diamond Crossover RingPlatinum and Diamond Crossover Ring 2 round diamonds weighing 1.81 cts., 18 round diamonds ap. .55 ct., ap. 4.8 dwts. Size 4 3/4. The two diamonds have been weighed. C Property of a Southampton, NY anSee Sold Price
Sold2016Platinum 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
Sold2016Tiffany & Co. platinum & diamond ringSigned Tiffany & Co. platinum & diamond ring set with one round cut diamond weighting .37 total weight River (H) VS2 and 25 marquise cut diamonds weighing 1.54 cts. includes Tiffany & Co. paperwork diSee Sold Price
Sold2019A Platinum and Diamond Ring, 5.50 dwts.A Platinum and Diamond Ring, containing one round brilliant cut diamond weighing approximately 1.01 carat, 12 marquise cut diamonds weighing approximately 0.95 carat total and 28 baguette cut diamondsSee Sold Price
Sold2022Gold, Platinum and Diamond Dome RingGold, Platinum and Diamond Dome Ring 45 round diamonds ap. 4.45 cts., ap. 9 dwts. Size 6, with inner guard. C Property of a New York EstateSee Sold Price
Jun 09Austin Auction GalleryESTATE CUSTOM PLATINUM & GIA 3.31CT DIAMOND & 6.25CTTW ACCENT DIAMONDS RING$20,000
Jun 02Tremont AuctionsTiffany & Co. platinum 2.01 carat diamond solitaire ring. Round brilliant center cut diamond. 8.00 x$3,000
5 days LeftJasper52GIA Certified 1.15ct Pear Shape diamond ring 1.00ct. round accents platinum+$7,000
3 days LeftJasper52GIA certified 1.30ct. Round cut diamonds ring G/VVS-1 platinum classic & Wreath+$9,000
6 days LeftMiami Auctions & Appraisals LLC Art Deco Style Diamond Emerald Flower Floral Engagement Ring$8,200