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
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 Cluster Ringmarquise and round brilliant cut diamonds, approximately 5 carats tw, E-F color, VS clarity ring size 4 3/4, weight is 9.2 dwt grossSee Sold Price
Sold2021Brown diamond ringBrown diamond ring Centered on an oval-cut fancy brownish yellow diamond weighing approx. 4.04 cts, with marquise and round brilliant-cut diamond open-work shoulders Platinum and yellow gold GIA ReporSee 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
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
Sold2016TIFFANY & CO. - a platinum sapphire and diamond dressTIFFANY & CO. - a platinum sapphire and diamond dress ring. The circular-shape sapphire, with marquise-shape and brilliant-cut diamond stylised petal sides. Signed Tiffany & Co. Estimated total diamonSee 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
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
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
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
Sold2017Sapphire and Diamond Cocktail RingSapphire and Diamond Cocktail Ring platinum, the ring mounted with a central oval-cut treated sapphire weighing approximately 1.74 carats, accented with round brilliant-cut and marquise-cut diamonds wSee 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
Sold2021JEWELRY. Platinum and Diamond Cluster Ring.Platinum and diamond cluster ring comprised of (16) round brilliant cut diamonds and (9) marquis cut diamonds. Largest round diamond measures approx. 5.0mm; largest marquis cut diamond measures approxSee 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
Sold2020Diamond, Platinum and 18K RingDiamond, Platinum and 18K Ring. Set in the center with a .95 carat marquise cut diamond, E-F color, VS1 clarity. Accented with .16 carat TW six round brilliant cut diamonds, E-F color, VS1-VS2 claritySee Sold Price
Sold2022A YELLOW DIAMOND CLUSTER RING in platinum, set with a marquise cut yellow diamond of 1.01 carats, inA YELLOW DIAMOND CLUSTER RING in platinum, set with a marquise cut yellow diamond of 1.01 carats, in a cluster of round brilliant cut diamonds, the band set with further baguette cut diamonds, stampedSee Sold Price
Sold2022BOODLES: AQUAMARINE AND DIAMOND 'FIREFLY' RING,BOODLES: AQUAMARINE AND DIAMOND 'FIREFLY' RING, 2006 Set with marquise-cut aquamarines and diamonds, between shoulders set with brilliant-cut diamonds, mounted in platinum, diamonds approx. 1.15cts, sSee Sold Price
Sold2023SIZE 6.75 PLATINUM GIA DIAMOND RINGSize 6.75 platinum GIA certified diamond ring. Stamped platinum. GIA certified F Color SI1 diamond: 1.04 CT. Center diamond set with 26 brilliant round cut diamonds with 4 marquise shape diamonds, F cSee Sold Price
Sold2016A Platinum, Ruby and Diamond RingA Platinum, Ruby and Diamond Ring. Set with an oval-shaped cabochon ruby, weighing 2.01 carats, accented by 34 round brilliant-cut, marquise-cut and baguette diamonds, weighing a total of approximatelSee 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
Sold2022Pearl and Diamond Cocktail RingMETAL: platinum GEMSTONE(S): cultured pearl approx. 18.20 mm; marquise brilliant and round brilliant cut diamonds approx. 1.50 carats total, most H-I/SI1-SI2 MEASUREMENTS: ring top 1 x 7/8 inch RING SSee Sold Price
Sold2017PLATINUM DIAMOND ENGAGEMENT RING FROM ZALESPlatinum Diamond Engagement Ring From Zales: A platinum engagement ring with a prong set brilliant cut center stone flanked by faceted marquis stones. Size 6 3/4 $5See Sold Price
Sold2022David Webb Turquoise and Diamond RingView a video of this lot: Click HereCrafted in platinum and 18K white gold; set with oval cabochon turquoise; marquise brilliant, round brilliant and baguette cut diamonds, weighing aSee Sold Price
2 days LeftSeized Assets Auctioneers13.0mm PEAR SHAPE White South Sea Pearl and 1.35 ctw Diamond Platinum RingUS$1
2 days LeftRiverside GalleriesPlatinum Setting with 1.95ct Cat's Eye Alexandrite and 0.78ct Diamond Ladies RingUS$50
5 days LeftRiverside GalleriesPlatinum Setting with 1.95ct Cat's Eye Alexandrite and 0.78ct Diamond Ladies RingUS$50
May 28Miami Auction GalleryGIA Certified 3.41cts Round Brilliant Cut Diamond Platinum Three Stone RingUS$22,500