Sold2022A GENTLEMEN S PLATINUM SOLITAIRE 2CT DIAMOND RINGA GENTLEMEN S PLATINUM SOLITAIRE 2CT DIAMOND RING fitted an old cut diamond of good colour and clarity set in a heavy platinum shank hallmarked for Boodle & Dunthorne, London. Size W. Total weight appSee Sold Price
Sold2024Novell Platinum and 2ct Diamond RingDESCRIPTION: A Platinum ring crafted by Novell features an overlapping band centered around a 2ct pear cut diamond, encompassing the center stone are .70cts of round cut diamonds, elegantly equaled alSee 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
Sold2024Platinum Marquise Diamond Sapphire RingMetal : Platinum Designer : Not Signed Gemstone : Center marquise diamond approx. 0.42ct Si/I-J, Side diamonds approx. 0.06ctw, Sapphires. Measurements : Ring size 6.75, top is 15mm x 11mm. MaSee Sold Price
2020PLATINUM RUBY MARQUISE & DIAMOND RINGset with a center marquise ruby approx. 11x6mm, flanked with 2 ruby baguettes each approx. 3x1.5mm, and accented with 12 round diamonds approx. 0.25 carats, stamped 'PLAT', tests platinum, overall gooSee Sold Price
Sold2023Platinum Marquise Diamond Engagement RingMETAL: Platinum. GEMSTONES: Center marquise cut diamond approx. 0.75ctw. Two baguette diamonds. MEASUREMENTS: Ring size 6, top is 10mm. Sharm prongs - need polishing. MARKED: 10% Irid Plat 0.75 Ds. WESee Sold Price
Sold2022Platinum Marquise Diamond Engagement RingPlatinum Weight 4.18g Marquise Diamond Approx. 0.75ct VS1-H Engagement Ring Size 4 Measurements 0.39”x0.74” See Sold Price
Sold2023Platinum Marquis 5CT Diamond Solitaire RingMarquis diamond color H, clarity I1 weighing approximately 5.04ct thick faceted girdle set in a heavy 6 prong basket head with 2 trillion cut diamonds 3 prong set 1 down each shoulder H color SI1 clarSee Sold Price
Sold2015LADIES PLATINUM 2CT CUSHION CUT DIAMOND RINGLADIES PLATINUM 2CT CUSHION CUT DIAMOND RING Ladies platinum ring with approximately 2 ct cushion cut diamond, surrounded by (42) round brilliant-cut side diamonds with a approximate total weight of 3See 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
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 Marquise Diamond Half Band RingMETAL: Platinum. MEASUREMENTS: Ring size 6, top is 6.6mm wide. GEMSTONES: Diamonds approx. 1.00ctw. MARKED: Plat. WEIGHT: 11.3 grams.Gemstones have not been graded for color and clarity ,and tested foSee Sold Price
Sold2018Platinum 1.60ctw Vintage Marquise Diamond Cocktail RingThis Art Deco ring showcases marquise cut diamonds that alternate with round brilliant cut diamonds, bead and bezel set in brightly polished platinum. The slim band of the ring accentuates the uniqueSee 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
Sold2016PLATINUM MARQUISE CUT RUBY AND DIAMOND RING, RUBYPLATINUM MARQUISE CUT RUBY AND DIAMOND RING, RUBY WEIGHS APPROXIMATELY 1.03 CTS; APPROXIMATE DIAMOND TWT 0.52 CTS; RING SIZE 7 1/4; GROSS WEIGHT 9.0 GRAMSSee Sold Price
Sold2018Tiffany & Co Platinum Diamond 2ct Aquamarine RingMETAL: Platinum. MEASUREMENTS: Ring size - 7 1/4, ring top is 8.8mm x 16mm. GEMSTONES: Aquamarine - approx. 2ct ( by formula), two diamonds - approx. 0.50ctw. MARKED: Tiffany & Co, pt950. WEIGHT: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
Sold2022Platinum Aqua Diamond Marquise RingPlatinum Weight 4.5g Aqua Approx. 1.97ct Diamond Approx. 0.45ct Marquise Ring Size 7 Measurements 0.89”x0.74”See Sold Price
Sold2018Platinum and diamond ladies ringplatinum ring with five small marquis diamonds, ring size 6.75See Sold Price
Sold2022Platinum Aqua Diamond Marquise Shaped RingPlatinum Weight 11.51g Aqua Approx. 16.58ct Diamond Approx. 0.90ct Marquise Shaped Ring Size  7.5 Measurements 1.3”x0.8”See 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
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
Sold2019Antique Art Deco Platinum 2.25ct. Diamond & 2ct.Antique Art Deco Platinum 2.25ct. Diamond & 2ct. Emerald Ring Description Period: Art Deco (1920-1935) Composition: Platinum Stones: 1 Old mine cut diamond of H-VS2 quality that weighs 0.95ctw. 2 OldSee Sold Price
2023Platinum Diamond Art Deco RingPlatinum diamond ring with marquis, trillion and round cut diamonds, approx. 2 ctw, size 7, 2.6 DWT.See Sold Price
Oct 27Modern Jewelry1.60 Carat Tapered Baguette Shape & Marquis Shape Diamond Platinum Cocktail Ring$1,675
Oct 27Modern Jewelry1.07 Carat Old European Cut & Marquis & Round Diamond Platinum Art Deco Ring$6,400
Oct 27Modern Jewelry1.78 Carat Old European Cut I VS1 & Marquis Shape Diamond Platinum Art Deco Ring$19,500
Nov 11Modern JewelryTIFFANY&CO. RING DOTS SOLITAIRE DIAMOND 0.2CT PT950 PLATINUM US 4.75 AUTHENTIC$930
Oct 27Modern Jewelry1.11 Carat Old European Cut G SI1 & Marquis Shape G SI2 Diamond Platinum Ring$7,600
Oct 27Modern Jewelry2.30 Carat Round Brilliant H I1 & Marquis Shape H SI1 Diamond Platinum Ring$25,000
1288 Lots AwayEric's Estate & JewelryAntique Filigree Old European Cut Diamond Ring in Platinum$1,375