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
Sold2021Platinum Ring with Marquise Cut DiamondPlatinum Ring with Marquise Cut Diamond and Couple Other Diamonds - Probably Close to a Carat in Size -See 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
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
Sold2022AN PLATINUM RINGSet with a marquise cut diamond in a weight of approx. 5.50 cts, and 2 taper cut diamonds on the sides. Size approx. 5.5 US. This ring can be enlarged and reduced.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
Sold20213.90ct Diamond and Platinum RingVintage Approx. 3.90 Carat TW Diamond and Platinum Engagement Ring. Set in the center with an approx. 2.60 carat marquise cut diamond measuring 13.01 x 7.0 x 4.50mm, G color, SI1 clarity. Accented witSee 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
Sold2020Diamond, Sapphire and Platinum RingArt Deco style Diamond, Sapphire and Platinum Ring. Set in the center with a .87 carat marquise cut diamond, E-F color, SI1 clarity. Accented with .66 carat TW sapphires and .18 carat TW diamonds, E-FSee Sold Price
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
Sold2020Diamond, Sapphire and Platinum RingArt Deco style Diamond, Sapphire and Platinum Ring. Set with a .54 carat marquise cut diamond H-I color, VS1 clarity. Accented with .47 carat TW round brilliant cut diamonds, E-F color, VS1-VS2 claritSee 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
Sold2021A diamond and platinum ring,A diamond and platinum ring set to the front with baguette and round brilliant-cut diamonds, flanked by a pair of marquise-cut diamonds; estimated total diamond weight: 1.00 carats. 3.8 dwt.; Size: 6See Sold Price
Sold2017Ladies Art Deco 1 Ct TW Marquise Diamond Platinum RingLadies Art Deco diamonds ring. Crafted of platinum. Features an approximately .70 carat bezel set marquise cut diamond with a halo of single cut diamonds. Size 3. Signed 10% IRID PLAT. Center diamondSee Sold Price
Sold2015EARLY ART DECO DIAMOND AND EMERALD PLATINUM RINGMillegrained and hand engraved OEC diamond set scrolls radiate from central marquise cut diamond cluster tipped by synthetic calibrated emerald chevron, diamonds approx. .40 ct. TW, ca. 1920. Marked pSee Sold Price
Sold2018Emerald, Diamond, Platinum Ring.Emerald, Diamond, Platinum Ring. Centering one oval-cut emerald weighing approximately 1.05 ct., surrounded by fourteen marquise-cut diamonds weighing a total of approximately 1.00 cttw., set in a plaSee 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
Sold2016Diamond, Platinum Ring.Diamond, Platinum Ring. Featuring nine baguette-cut diamonds weighing a total of approximately 0.35 cttw., accented by eight marquise-cut diamonds weighing a total of approximately 0.50 cttw., furtherSee Sold Price
Sold2022Platinum ring band with marquise & baguette diamondsPlatinum and diamond band with marquise and baguette diamonds, ten channel set appx. 0.07ct baguette-cut and six 0.10ct marquise-cut diamonds, size 6, 4.7g.See Sold Price
Sold2022DIAMOND RINGDIAMOND RING Containing one round brilliant cut diamond weighing 1.42 carats and 37 marquise cut diamonds weighing approximately 5.75 carats total. Mounted in platinum. Ring size 5 3/4. Engraved: 1451See Sold Price
Sold2022DIAMOND RINGDIAMOND RING Containing 13 round brilliant and 15 marquise cut diamonds weighing approximately 2.90 carats total. Mounted in platinum. Ring size 5 3/4. Gross weight:  7.70 dwt.See 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
Sold2021Star Ruby and Diamond RingA platinum ring with a center round star ruby of approx. 7mm diameter x 5mm deep, surrounded by 10 marquise cut diamonds of approx. 0.70ct total diamond weight. Ring size 6 with sizing beads. 3.8 dwt.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
353 Lots AwayFederal Assets Auctioneers3.73 ctw Ruby and 1.06 ctw Diamond Platinum Ring (GIA CERTIFIED)$170(5 bids)
Featured4 days LeftJasper52Art Deco Handmade Platinum Old Mine Diamond and French cut Emerald Ring$3,800
3 days LeftElmwood'sAN AQUAMARINE AND DIAMOND RING in platinum, set with an octagonal step cut aquamarine of 3.34 car...£1,500
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310 Lots AwaySeized Assets AuctioneersVintage Platinum 4.50 ctw 18 Marquise Prong Diamond Eternity Wedding Band Ring$350(2 bids)
3 hrs LeftEric's Estate & JewelryCustom Designed Baroque Pearl and Diamond Statement Ring in Platinum$5,700
1 day LeftEric's Estate & JewelryCustom Designed Baroque Pearl and Diamond Statement Ring in Platinum$5,700