Starts in 4 days18K Gold Blue Sapphire RingEst. £5,000-£10,000Starting Bid£100South Croydon, CroydonHans Auction4.5(133)
Buy NowGIA Certified 3.75ct Natural Blue No Heat Sapphire Diamonds Ring Multi Row *v$7,125NY, USAvis Diamond Galleries4.3(13)
Buy NowBlue Sapphire and 0.47 ctw White Diamond Platinum Ring$15,373Saint Petersburg, FLSerenity Gallerie4.4(9)
Buy NowKaleidoscope Blue Sapphire and 0.87 ctw Diamond Platinum Ring$13,833Saint Petersburg, FLSerenity Gallerie4.4(9)
Nov 19, 2026Two Blue Sapphire Solitaire Rings; One 18kt. Tiffany & Co. SettingEst. $300-$500Starting Bid$150Asheville, NCBrunk Auctions4.6(528)
Buy NowGIA CERTIFIED 6.19ct NATURAL NO HEAT GREEN BLUE SAPPHIRE DIAMONDS RING *v$6,650NY, USAvis Diamond Galleries4.3(13)
Nov 19, 2026PLATINUM VINTAGE ENGAGEMENT RING 1.26CT NATURAL BLUE KASHMIR SAPPHIRE OVAL GIAEst. $33,150-$37,050Starting Bid$27,250Valley Village, CAModern Jewelry4.5(222)
Buy NowThree Stone Blue Sapphire and 0.63 ctw Diamond Platinum Ring$13,585Saint Petersburg, FLSerenity Gallerie4.4(9)
Buy NowBlue Sapphire and 0.71 ctw Diamond Platinum Three-Stone Ring$9,460Saint Petersburg, FLSerenity Gallerie4.4(9)
Nov 19, 2026VINTAGE 14K WHITE GOLD ENGAGEMENT RING 10.69CT. NATURAL BLUE OVAL SAPPHIRE GIAEst. $21,250-$23,750Starting Bid$17,500Valley Village, CAModern Jewelry4.5(222)
Buy NowGIA Certified 3.55ct Natural No Heat Blue Sapphire Cocktail Cluster Ring 18kt *v$17,100NY, USAvis Diamond Galleries4.3(13)
Ends in 4d 23hStephen Dweck Blue Chalcedony Sterling Silver Earrings with Blue Agate Ring Set - 3 PiecesEst. $460-$710Starting Bid$220Miami Beach, FLChairish Auction House4.3(27)
Ends in 6d 0hVintage 14K gold women's ring with Blue Sapphire? center stone Sz 7.5 / 2.37 GramsEst. —Current Bid - 2 bids$110Tumwater, WACrawford Family Auctions LLC4.6(247)
Buy Now18k White Gold GIA 5.36ct Cushion Blue Sapphire Diamond Ring$12,160New York, NYDiamond Depot4.3(16)
Buy NowAGL Certified 7.63ct Natural No Heat Royal Blue Sapphire Diamond Ring Platinum*v$42,750NY, USAvis Diamond Galleries4.3(13)
Nov 19, 2026VINTAGE 14K WHITE GOLD ENGAGEMENT RING 8.61CT. NATURAL BLUE SAPPHIRE RADIANT GIAEst. $19,550-$21,850Starting Bid$16,000Valley Village, CAModern Jewelry4.5(222)
Nov 19, 2026VINTAGE PLATINUM ENGAGEMENT RING 5.03CT.NATURAL UNTREATED BLUE OVAL SAPPHIRE GIAEst. $13,175-$14,725Starting Bid$10,750Valley Village, CAModern Jewelry4.5(222)
Nov 19, 2026VINTAGE 14K WHITE GOLD ENGAGEMENT RING 10.41CT. NATURAL BLUE CUSHION SHAPE GIAEst. $29,750-$33,250Starting Bid$24,500Valley Village, CAModern Jewelry4.5(222)
Starts in 2 daysSajen Sterling Silver Ring Abalone Shell Pear Shaped Blue Topaz AB49Est. $300-$500Starting Bid$150Orlando, FLRapid Estate Liquidators and Auction Gallery4.5(1.4k)
Nov 19, 2026ANTIQUE 14K ROSE GOLD RING 52.22 CARAT NATURAL SKY BLUE AQUAMARINE EMERALD CUTEst. $23,715-$26,505Starting Bid$19,500Valley Village, CAModern Jewelry4.5(222)
Starts in 6 daysBULGARI RING PIR?MIDE 18K WHITE GOLD FLORAL BLUE GEM RING SIZE 4Est. $7,257-$8,111Starting Bid$5,900Valley Village, CAModern Jewelry4.5(222)
Buy Now4.44ct GIA Certified Natural Color Change Blue Sapphire Ring 18kt*v$15,200NY, USAvis Diamond Galleries4.3(13)
Nov 19, 2026VINTAGE 18K PLATINUM ENGAGEMENT RING 10.41CT.NATURAL CUSHION BLUE SAPPHIRE GIAEst. $31,450-$35,150Starting Bid$25,750Valley Village, CAModern Jewelry4.5(222)
Nov 19, 2026VINTAGE 14K WHITE GOLD RING 8.60CT. NATURAL BLUE SAPPHIRE EMERALD SHAPE GIA CERTEst. $15,215-$17,005Starting Bid$12,500Valley Village, CAModern Jewelry4.5(222)