Sold2019A Platinum Marquise-Cut Diamond Eternity RingMETAL: platinum GEMSTONE(S): marquise-cut diamonds approx. 4.05 carats total, most H-J/VS RING SIZE: 6 MEASUREMENTS: width graduates from 6 to 9 mm WEIGHT: 6.70 g.See Sold Price
Sold2016Estate Platinum & Marquise Cut Diamond Band RingEstate Platinum & Marquise Cut Diamond Band Ring. Hallmarked. Having three marquis cut white diamonds across top. Ring size 6, can be resized. Weighs approximately 3.3 grams inclusive.See Sold Price
Sold2022J.B. Star, Platinum Diamond Ring, Marquise DiamondJ.B. Star, Platinum Diamond Ring, Size 4.75, Consisting of One Marquise Cut Diamond Weighing 1.00 Cts. and 72 Round Brilliant Cut Diamonds Weighing 0.75 Cts..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
Sold2016Ladies' Platinum and Marquis Cut Diamond RingLadies' ring, platinum and diamonds, one marquis cut center stone, .33 carats, with twelve .66 carat baguette stones, size 8, approximately 11 grams TW. Provenance: From a Massachusetts estate.See Sold Price
Sold2023Platinum and Marquise Diamond RingPlatinum and marquise cut diamond ring, diamond 3.04 ct, F color, VS1 clarity, ring size 5 3/4. With GIA report. Provenance: Manchester, Massachusetts collection. PLEASE NOTE: payment for silver, goldSee Sold Price
Sold2016Stunning Platinum and Diamond RingStunning Platinum and Diamond Ring, mounted with a central marquise-cut diamond, with an approximate weight of 7.43 carats, approximate color I and clarity I1, flanked on either side by a triangle-cutSee Sold Price
Sold2018A Platinum and Diamond Ring, Harry Winston, Circa 1966,A Platinum and Diamond Ring, Harry Winston, Circa 1966, containing one marquise cut diamond weighing 2.15 carats and two tapered baguette cut diamonds weighing approximately 0.45 carat total. Stamp: 2See Sold Price
2022Platinum and Diamond Ring with Pavé Diamonds 1.65 Carat Marquise Diamond, GIA CertifiedPlatinum and Diamond Ring with Pavé Diamonds 1.65 Carat Marquise Diamond, GIA Certified A platinum and diamond ring, centering a 1.65 carat marquise-cut diamond, flanked by pavé diamonds leaSee Sold Price
Sold2021TIFFANY & CO. PLATINUM DIAMOND FLEXIBLE RING.Approx. 5.7 ct. tw. round brilliant and marquise cut diamonds, G-H-VS, sz. 5 3/4, 9.8 grams.See 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
SoldAN ART DECO PLATINUM AND DIAMOND RINGAN ART DECO PLATINUM AND DIAMOND RING Centering a marquise-cut diamond and further-set with single-cut diamonds, approximate total weight 0.50 carats, millegrain accents, weight 2.1 dwt, size 4 1/2.See Sold Price
Sold2023Platinum and Diamond RingsPlatinum and Diamond Rings (3) total items including a marquise cut diamond weighing approximately 0.66 carat (10.2 by 4.3 by 2.6mm), M/N color, SI-2 clarity, flanked by baguettes (2.7 by 1.7mm) and aSee Sold Price
Sold2015Diamond, Platinum Ring.Diamond, Platinum Ring. Featuring one marquise-cut diamond weighing approximately 3.30 cts., flanked by two tapered baguette-cut diamonds weighing approximately 0.20 cttw., set in a platinum mounting.See Sold Price
20213.30 CT. OLD EUROPEAN CUT DIAMOND PLATINUM RING.An approx. 3.3 ct. Old European cut diamond, K-VS (small chips on girdle) is set between six, marquise cut diamonds, approx. .50 ct. tw., G-H-VS-SI, sz. 6 1/2, 3/9r g.See Sold Price
Sold2022Platinum and Diamond RingPlatinum and Diamond Ring centering on a marquise brilliant cut diamond (16.04 x 6.72 x 4.28 mm) weighing 2.63 carats (actual) (H color, VS2 clarity), the wide tapered mount channel set with princessSee Sold Price
Sold2022Platinum & Diamond Wreath Ring - 5.13 cttwPlatinum & Diamond Wreath Ring - 5.13 cttw Platinum dome style ring with wreath motif. Featuring 8.4mm/2.15 ctw round cut center diamond (I-J color, VS1 clarity) accented by thirty-two marquise cut diSee Sold Price
Sold20193.3 Carat Asher Cut Platinum Diamond RingExtraordinary Art Deco 3 1/3 ct platinum, diamond and emerald ring, 4.1g. Diamond 3 1/3 carat Asher cut VS2 clarity, K color in 4 prong setting. 6 marquise cut, 4 bezel set diamonds and 2 triangular bSee Sold Price
Sold2019A Platinum and Diamond Bombe Ring, 11.80 dwts.A Platinum and Diamond Bombe Ring, containing one round brilliant cut diamond weighing 1.62 carats, 14 marquise cut diamonds weighing approximately 3.80 carats total and 40 baguette cut diamonds weighSee Sold Price
Sold2015Green Jadeite & Diamond & Platinum Ring绿玉和钻石铂金戒指 Green jadeite and diamonds platinum ring; featuring a cabochon-cut emerald green jade surrounded by numerous marquise-cut diamoSee Sold Price
Sold2019Art Deco Platinum Diamond RingCrafted in platinum; featuring 29 kite-shaped, triangular-, marquise- and single-cut diamonds weighing a total of approximately 2.90 carats, most with H-J color and VS-SI clarity; ring size 6-1/2; rinSee Sold Price
Sold2023Platinum, Aquamarine and Diamond RingPlatinum, Aquamarine and Diamond Ring Having a 15.25mm by 14.9mm cushion cut gemstone flanked by six marquise cut diamonds weighing approximately 1.04 carats, SI-VS clarity, G-H color (marked '5% RUTHSee Sold Price
Sold2021Estate Platinum 2.73ct Jade & Diamond RingEstate Platinum ring having a 2.73 carat jade center stone with approximately 0.47ctw round and marquise cut diamonds on the shoulder. Ring size 6 1/2. Ring is stamped Pt. 900 2.730 D 0.47. Approx. weSee Sold Price
Sold2015Sapphire, Diamond, Platinum Ring.Sapphire, Diamond, Platinum Ring. Centering one oval-cut sapphire, weighing approximately 1.39 ct., accented by twenty-two marquise-cut diamonds weighing a total of approximately 2.35 cttw., set in aSee Sold Price
2 days LeftSeized Assets Auctioneers13.0mm PEAR SHAPE White South Sea Pearl and 1.35 ctw Diamond Platinum RingUS$1
7 days LeftJasper52GIA certified 4.77ct. princess cut diamonds ring G/Si-1 platinum classic +US$36,000
May 31Miami Auctions & Appraisals LLC Vintage Burma No Heat Sapphire Diamond Platinum Large Cluster Cocktail RingUS$147,000
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May 31Miami Auctions & Appraisals LLC Estate 2.80cts Diamond Platinum Ballerina Cocktail RingUS$6,600
1 day LeftMynt AuctionsLadies vintage emerald and diamond ring in platinum. 4.00tcw - Size 6.75US$4,600