May 17, 20261.34 CARAT CUSHION BRILLIANT & ROUND DIAMOND PLATINUM ENGAGEMENT RINGEst. $16,590-$18,541$13,500Modern JewelryValley Village, CA
May 10, 2026PLATINUM VINTAGE ENGAGEMENT RING 0.99CT.NATURAL OLD EURO ROUND DIAMOND GIA CERTEst. $6,545-$7,315$5,300Modern JewelryValley Village, CA
May 17, 202618K GOLD PLATINUM ENGAGEMENT RING WITH 1.61CT EUROPEAN GIA DIAMOND & 0.21CT RUBYEst. $15,929-$17,803$13,000Modern JewelryValley Village, CA
May 17, 2026TIFFANY & CO. RING LEGACY DIAMOND PLATINUM ENGAGEMENT SIZE 5.75Est. $14,543-$16,254$11,750Modern JewelryValley Village, CA
May 17, 20261.50CT L SI1 ROUND DIAMOND 18K GOLD & PLATINUM VINTAGE ENGAGEMENT RINGEst. $16,881-$18,867$13,750Modern JewelryValley Village, CA
May 17, 20261.16 CARAT CIRCULAR BRILLIANT CUT & ROUND DIAMOND PLATINUM ENGAGEMENT RINGEst. $15,800-$17,658$13,000Modern JewelryValley Village, CA
May 17, 2026TIFFANY & CO.. 0.48 CARAT H-VVS2 DIAMOND PLATINUM ENGAGEMENT RINGEst. $11,800-$13,188$9,700Modern JewelryValley Village, CA
2 days LeftGIA Certified 4.02 Ct. Pear Diamond Platinum Engagement RingEst. $71,435-$92,865$54,500BidhausNew York, NY
May 17, 20261.16 CARAT CIRCULAR BRILLIANT CUT J VVS2 DIAMOND PLATINUM ENGAGEMENT RINGEst. $13,000-$14,529$10,500Modern JewelryValley Village, CA
4 days LeftCartier Platinum Diamond Engagement Ring 0.28ct Size 4.5 with PaperEst. $6,604-$7,793$3,100Diamond DepotNew York, NY
May 17, 2026TIFFANY & CO.. 0.80 CARAT D-VS1 DIAMOND PLATINUM ENGAGEMENT RINGEst. $13,800-$15,423$11,250Modern JewelryValley Village, CA
Buy NowGIA Certified 1.51 Ct Platinum Octagonal Diamond Engagement Ring$11,220Diamond DepotNew York, NY
May 17, 20261.87 CARAT OLD EUROPEAN & TAPERED BAGUETTE DIAMOND PLATINUM ENGAGEMENT RINGEst. $15,999-$17,882$13,000Modern JewelryValley Village, CA
Ends in 6d 6hGIA Oval Diamond Solitaire Engagement Ring Platinum, .92 CTWEst. $4,000-$5,000$2,600Chairish AuctionsNew York, NY
May 17, 20261.57 CARAT CIRCULAR BRILLIANT CUT & OTHER DIAMOND PLATINUM ENGAGEMENT RINGEst. $11,900-$13,300$9,800Modern JewelryValley Village, CA
May 17, 2026TIFFANY & CO.. 0.77 CARAT G-VS2 DIAMOND PLATINUM ENGAGEMENT RINGEst. $11,500-$12,852$9,400Modern JewelryValley Village, CA
May 10, 2026PLATINUM VINTAGE ENGAGEMENT RING 1.18CT.NATURAL OLD EURO CUT ROUND DIAMONDEst. $8,415-$9,405$6,900Modern JewelryValley Village, CA
May 17, 2026TIFFANY & CO.. 0.70 CARAT G-VS1 DIAMOND PLATINUM ENGAGEMENT RINGEst. $9,999-$11,176$8,200Modern JewelryValley Village, CA
May 17, 2026TIFFANY & CO.. 0.60 CARAT I-VVS1 DIAMOND PLATINUM ENGAGEMENT RINGEst. $11,000-$12,294$9,000Modern JewelryValley Village, CA
4 days LeftGIA Certified 1.02 Ct Diamond Engagement Ring in PlatinumEst. $6,308-$7,444$2,950Diamond DepotNew York, NY
Buy NowAntique Art Deco Platinum GIA 1.97ctw Diamond Engagement Ring & Band Set$11,220Diamond DepotNew York, NY
May 24, 2026TIFFANY & CO.. 0.50 CARAT F-VVS1 PLATINUM ENGAGEMENT RING DIAMONDEst. $8,400-$9,388$6,900Modern JewelryValley Village, CA
May 10, 2026PLATINUM ENGAGEMENT RING 2.18CT. CUSHION SHAPE LAB-GROWN DIAMOND E-VS1 IGI CERTEst. $7,905-$8,835$6,500Modern JewelryValley Village, CA