3 days LeftPlatinum Band Ring with Step Cut Natural Ruby and Diamond Accents Size 4.5Est. $1,703-$2,213$100BidhausNew York, NY
Jun 02, 2026Rachel Koen 1.75ct Platinum Eternity Band with Marquise and Round DiamondsEst. $11,102-$14,432$100Mynt AuctionsNew York, NY
May 27, 2026Platinum Band with 6.20 CTW in DiamondEst. $9,000-$13,500$4,400Winbids AuctionsAventura, FL
May 25, 2026Platinum 13.50ct Emerald Cut Diamond Eternity BandEst. $68,887-$89,553$100Mynt AuctionsNew York, NY
May 27, 2026Rachel Koen Platinum Eternity Band 7.65ct Cushion Cut Diamonds IGI CertifiedEst. $51,506-$66,957$100BidhausNew York, NY
May 30, 2026GIA Certified Platinum Band Ring With 3.87ctw Faint Yellow Emerald DiamondEst. $19,136-$24,876$100Mynt AuctionsNew York, NY
4 days LeftRachel Koen 4.50ct Round Cut Diamond Eternity Band Ring Platinum Size 7.5Est. $16,640-$21,632$100Mynt AuctionsNew York, NY
2 days LeftPlatinum Band With Seven Diamonds By Scott Kay Size 5.5Est. $2,535-$3,295$100BidhausNew York, NY
1 hr LeftPlatinum 6.00 Ct Diamond Eternity Band with 16 Oval DiamondsEst. $14,924-$19,401$100Mynt AuctionsNew York, NY
4 days LeftHarmony Collection Platinum Diamond Band Ring by Tiffany Size 5.5Est. $3,458-$4,495$100BidhausNew York, NY
4 days LeftClassic 5 Stone Band Ring Platinum 1.24ctw Diamond VS2 HEst. $3,237-$4,208$100Mynt AuctionsNew York, NY
May 26, 2026Rachel Koen 5.42ct Platinum Cushion Cut Diamond Eternity Band IGI CertifiedEst. $37,180-$48,334$100BidhausNew York, NY
5 days Left14K Platinum Diamond Engagement Ring & 14K Band.Est. $300-$400$100(1 bid)Direct Auction Galleries Chicago, IL
4 days LeftTiffany & Co. Elsa Peretti Platinum Wedding Band with Diamonds Size 4.5Est. $2,002-$2,602$1,525Mynt AuctionsNew York, NY
4 days LeftPlatinum floral diamond band ring size 10 10.5mm wideEst. $6,058-$7,875$100Mynt AuctionsNew York, NY
1 hr LeftRachel Koen IGI Certified Platinum Diamond Eternity Band 4 cttwEst. $12,987-$16,883$100Mynt AuctionsNew York, NY
May 27, 202618K & PLATINUM TWISTED PAVE DIAMOND BAND.Est. $800-$1,200$400William Smith AuctionsPlainfield , NH
4 days LeftElsa Peretti Platinum Curved Band Ring Size 6.5 Tiffany & Co.Est. $2,015-$2,619$100Mynt AuctionsNew York, NY
4 days LeftTIFFANY CO. FOREVER BAND DIAMOND RING PLATINUMEst. $975-$1,430$25NY Elizabeth Beverly Hills, CA
1 hr LeftVintage Platinum 1.0ctw VS Diamond 5 Stone Channel Set Band RingEst. $2,678-$3,481$100Mynt AuctionsNew York, NY
5 days LeftPlatinum 6mm Double Milgrain Wedding Band by Tiffany Size 9Est. $3,835-$4,985$2,950Mynt AuctionsNew York, NY
5 days Left3.5ctw Baguette Diamond Platinum Wide Bombe Band Ring with Channel SettingEst. $9,581-$12,455$100Mynt AuctionsNew York, NY
4 days LeftHARRY WINSTON PLATINUM 2.0CT DIAMOND ETERNITY BAND RINGEst. $5,000-$20,000$5,000Robinhood AuctionsLas Vegas, NV
Jun 03, 20262.00ctw Seven-Stone Natural Diamond Band in Pt900 PlatinumEst. $10-$100,000$20(2 bids)Gallery 63Atlanta, GA