Nov 19, 2026TIFFANY & CO 18K WHITE GOLD ENGAGEMENT RING 14.25CT. BLUE SAPPHIRE CUSHION CUTEst. $16,575-$18,525Starting Bid$13,500Valley Village, CAModern Jewelry4.5(222)
Nov 19, 2026VINTAGE PLATINUM ENGAGEMENT RING 6.16CT.NATURAL BLUE SAPPHIRE CUSHION DIAMONDEst. $22,950-$25,650Starting Bid$18,750Valley Village, CAModern Jewelry4.5(222)
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)
Buy Now4.44ct GIA Certified Natural Color Change Blue Sapphire Ring 18kt*v$15,200NY, USAvis Diamond Galleries4.3(13)
Buy Now18k White Gold GIA 5.36ct Cushion Blue Sapphire Diamond Ring$12,160New York, NYDiamond Depot4.3(16)
Nov 19, 2026PLATINUM ENGAGEMENT RING 4.03CT. NATURAL BLUE SAPPHIRE EMERALD CUT AGL CERTEst. $60,350-$67,450Starting Bid$49,500Valley Village, CAModern Jewelry4.5(222)
Nov 19, 202614K WHITE GOLD RING 4.18CT GIA NATURAL CUSHION BLUE SAPPHIRE & DIAMOND ACCENTSEst. $13,515-$15,105Starting Bid$11,000Valley Village, CAModern Jewelry4.5(222)
Starts in 6 daysRING DIAMOND& BLUE GEMSTONE 18K YELLOW GOLD HEARTS BYPASS SIZE 9.5 ESTATEEst. $13,863-$15,494Starting Bid$11,250Valley 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, 2026VINTAGE PLATINUM ENGAGEMENT RING 4.65CT.NATURAL BLUE SAPPHIRE RECTANGULAR SHAPEEst. $14,875-$16,625Starting Bid$12,250Valley Village, CAModern Jewelry4.5(222)
Nov 19, 2026PLATINUM ENGAGEMENT RING 13.17CT NATURAL OVAL SHAPE BLUE SAPPHIREEst. $55,250-$61,750Starting Bid$45,500Valley Village, CAModern Jewelry4.5(222)
Nov 19, 2026VINTAGE PLATINUM ENGAGEMENT THREE-STONE RING 9.63CT. BLUE SAPPHIRE CUSHION CUTEst. $5,525-$6,175Starting Bid$4,550Valley Village, CAModern Jewelry4.5(222)
Starts Nov 0614k Gold 1.10 Ctw Vivid Blue Natural Sapphire & Diamond RingEst. $9,200-$14,000Starting Bid$4,200Silver Spring, MDElbert Gallery4.4(79)
Ends in 5d 0h14k Gold 2.71 Ctw Vivid Blue Natural Sapphire & Diamond RingEst. $18,000-$27,000Starting Bid$8,500Silver Spring, MDElbert Gallery4.4(79)
Starts in 7 days14K YELLOW GOLD NATURAL LAVENDER CHALCEDONY BLUE AGATE RINGEst. $6,054-$6,766Starting Bid$4,950Valley Village, CAModern Jewelry4.5(222)
Starts in 6 daysTIFFANY & CO. RING PICASSO BLUE GEMSTONE 18K WHITE GOLD SIZE 6Est. $8,204-$9,170Starting Bid$6,700Valley Village, CAModern Jewelry4.5(222)
Nov 19, 20267.50CT.PLATINUM VINTAGE FILIGREE ENGAGEMENT RING NATURAL BLUE SAPPHIRE ROUND CUTEst. $15,215-$17,005Starting Bid$12,500Valley Village, CAModern Jewelry4.5(222)
Nov 19, 2026PLATINUM VINTAGE SAPPHIRE THREE STONE RING 5.06CT. NATURAL BLUE SAPPHIRE ROUNDEst. $33,150-$37,050Starting Bid$27,250Valley Village, CAModern Jewelry4.5(222)
Nov 19, 2026VINTAGE PLATINUM RING 1.48CT.NATURAL OLD CUT CHAMPAGNE DIAMOND BLUE TOURMALINEEst. $6,375-$7,125Starting Bid$5,200Valley Village, CAModern Jewelry4.5(222)
Nov 19, 202614K WHITE GOLD ENGAGEMENT RING 10.21CT. NATURAL BLUE SAPPHIRE CUSHION SHAPE GIAEst. $36,550-$40,850Starting Bid$30,000Valley Village, CAModern Jewelry4.5(222)
Nov 19, 202610.28CT.NATURAL UNTREATED BLUE SAPPHIRE 14K WHITE GOLD VINTAGE RING GIA CERTEst. $16,575-$18,525Starting Bid$13,500Valley Village, CAModern Jewelry4.5(222)
Nov 19, 2026VINTAGE PLATINUM ENGAGEMENT RING 7.20CT. NATURAL BLUE SAPPHIRE ROUND CUTEst. $24,650-$27,550Starting Bid$20,250Valley Village, CAModern Jewelry4.5(222)
Buy NowPlatinum GIA 13.65ctw Blue Star Sapphire & Diamond Ring$20,950New York, NYDiamond Depot4.3(16)
Nov 19, 2026PLATINUM ENGAGEMENT RING 7.59CT. NATURAL GEM BLUE SAPPHIRE OVAL CUTEst. $26,860-$30,020Starting Bid$22,000Valley Village, CAModern Jewelry4.5(222)