VINTAGE PLATINUM ENGAGEMENT RING 12.30CT. NATURAL BLUE SAPPHIRE RADIANT GIA CERTModern Jewelry4.5(217)$23,000Aug 25, 2026
AGL Certified 7.63ct Natural No Heat Royal Blue Sapphire Diamond Ring PlatinumJasper524.5(10.5k)$20,000
VINTAGE PLATINUM ENGAGEMENT RING 4.16CT CUSHION SHAPE BLUE SAPPHIRE GIA CERTModern Jewelry4.5(217)$18,000Aug 25, 2026
7.11ct GIA Sapphire Diamond Three-Stone Ring 18k White GoldMynt Auctions4.4(907)$100(1 bid)16 hrs Left
Certified 25 Ct.14kt Solid White Lab Grown sapphire Emerald Cut Engagement ringForever Diamond4.3(3)$50Sep 1, 2026
Certified 20 Ct.14kt Solid White Lab Grown sapphire Emerald Cut Engagement ringForever Diamond4.3(3)$50Sep 1, 2026
Natural 0.25 cts blue sapphire heart & 0.14 cts diamond ring in 18k goldChairish Auction House4.3(1)$700
5.15 Carat Natural Ceylon Blue Sapphire Brilliant Cushion Cut European Gem Lab CertifiedCalifornia Gemstones4.2(20)$100(1 bid)6 days Left
$8,895 Value! 3.01 Ct Lab Grown Blue Sapphire Diamond Designer Ring F VVS 2 AAA IDEAL Cut CERTU.S. Auction Gallery4(648)$10(1 bid)6 days Left
