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
Sold2022Art Deco Platinum Sapphire Emerald Diamond Round RingArt Deco Platinum Weight 6.7gr Sapphire Approx 1.5ct Emerald Approx 1ct Diamond Center Stone Si1 H Shoulders Approx 0.6ct TW 1.2ct Round Ring Size 7 Measurements 0.68”x0.76”See Sold Price
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
Sold2021Platinum Diamond Sapphire Round Cluster RingPlatinum Weight 12.4g Diamond Approx. 3ct Sapphire Approx. 0.60ct Round Cluster Ring Size 7 Measurements 0.79”x0.79”See 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
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
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
Sold20190.65CT ROUND DIAMOND PLATINUM RING0.65 ct round diamond set in 950 platinum ring. Size- 7 Approximate weight of center diamond- 0.65 ct Approximate weight of accenting diamonds- 0.28 cttw Weight- 3.2 gramsSee Sold Price
Sold2024Platinum diamond baguette, and round eternity band ringVintage from the 1970s Materials: Platinum, diamonds Platinum diamond, round and baguette genuine diamond eternity band ring size 6 3.5 mm wide thick .80 ct baguette diamonds and 8 round diamonds GH vSee Sold Price
Sold2022GIA Certified 10.88 Carat Round Diamond Platinum RingGIA 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 hideSee 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
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
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
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
Sold2023ESTATE PLATINUM & GIA 4.87CT ROUND DIAMOND RINGEstate platinum and diamond engagement ring, featuring: (1) Round Brilliant diamond, per December 03, 2022 GIA report: #6223177897, 4.87cts, measurements: 10.56-10.76 x 6.81 mm, color: N, clarity: VS1See Sold Price
Sold2021A Classic 2.15 ct Round Diamond Ring in PlatinumPlatinum mid-century ring featuring a well cut and proportioned round brilliant cut diamond set in four prongs, weighing approx. 2.15 cts, I-J color, VS clarity, with two tapered baguettes, 6.5 sz, 5.See Sold Price
Sold2017A Lady's 1.75 ct. Round Diamond Ring in PlatinumPlatinum vintage ring featuring European cut diamond, approx 1.75 ct, clarity-SI, color- I-J, with additional diamond accents in filigree setting, sz 6.25, 3 grams twSee Sold Price
Sold2023Ladies Quality Round Diamond Platinum Engagement Ring Approx. .95/1.00 Carat TW VS QualityLadies Quality Round Diamond Platinum Engagement Ring Approx. .95/1.00 Carat TW (Center Diamond .70/.75 VS Quality I/J Color) Ring Size 5.75 Preowned from an Estate. Looks Like it was Never Worn. (PlaSee Sold Price
Sold2021Pico Platinum Baguette and Round Diamond RingPlatinum ring, channel set with apprx .30 cts. round diamonds and .40 cts. baguette diamonds, 4.24 grams, 5 ring size.See Sold Price
Sold20231.40ct. MARQUISE & ROUNDS DIAMOND RING & INSERT PLATINUM VS+.60ct. Marquise diamond Full cut brilliant Obsolete sparkle and scintillation. H-color Vs-2 clarity. 7.5 X 4.6mm Side, (2) baguette diamonds: .30ct. H-color Vs-2 clarity. Platinum Mount. Ring size: 6See Sold Price
Sold2022Approx. 2.25ct Round Diamond RingApprox. 2.25ct Round Diamond Ring in Platinum Setting - Approx. 8See 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
2 days LeftGolden Gate AuctioneerTiffany Platinum Diamond .47ct Round Brilliant Harmony Engagement Ring 51 5.75$1
Jun 02Tremont AuctionsTiffany & Co. platinum 2.01 carat diamond solitaire ring. Round brilliant center cut diamond. 8.00 x$3,000
18 hrs LeftActivity AuctionsTiffany & Co Victoria Platinum Marquise and Round Diamond Ring (Size 6)$2,750
Jun 23Modern Jewelry1.16 Carat Circular Brilliant Cut & Round Diamond Platinum Engagement Ring$10,000
Jun 23Modern Jewelry2.39 Carat Circular Brilliant Cut & Round Diamond Platinum Three-Stone Ring$13,500
Jun 09Austin Auction GalleryESTATE CUSTOM PLATINUM & GIA 3.31CT DIAMOND & 6.25CTTW ACCENT DIAMONDS RING$20,000
Freeman's | HindmanTIFFANY & CO., SCHLUMBERGER, YELLOW GOLD, PLATINUM, AND DIAMOND 'FOUR LEAVES' RING$1,200(2 bids)
May 31Miami Auctions & Appraisals LLC GIA 3.01cts Round Diamond Platinum Solitaire Engagement Ring$31,250