14K BLUE SPINEL AND DIAMOND RINGEstimate: $3,000 - $6,000Starting Bid$1,500Hixson, TNCLEMENTS4.5(125)
6.30 Carat --Cobalt Blue Spinel -- Cushion Cut -- Investment Grade--10x10x6mm unheatedEstimate: $7,000 - $8,000Starting Bid$100Oceanside, CACalifornia Gemstones4.1(27)
Plated Rhodium 11.93ct Blue Topaaz and Black Spinel RingEstimate: $400 - $500Starting Bid$1Meridian, ID1 Great Deal Auctions 4.6(312)
21.00 Carat tcw -- Blue Spinel PAIR --- Mixed Cushion Cut --- 14.9 x 11.2 x 7.7, not enhancedEstimate: $10,000 - $12,000Starting Bid$100Oceanside, CACalifornia Gemstones4.1(27)
VINTAGE 14K WHITE GOLD ENGAGEMENT RING 2.04CT. NATURAL BLUE SPINEL RADIANT GIAEstimate: $5,015 - $5,605Starting Bid$4,100Valley Village, CAModern Jewelry4.5(223)
18k Gold GIA Carved Pink Spinel Yellow Blue Sapphire Cigar BandEstimate: $26,185 - $30,112Starting Bid$12,250New York, NYDiamond Depot4.3(16)
Platinum GIA 3.15ctw Dark Blue Spinel Ring with Diamond SidesEstimate: $3,913 - $5,086Starting Bid$100New York, NYBidhaus4.2(886)
Plated Rhodium 11.93ct Blue Topaaz and Black Spinel RingEstimate: $400 - $500Starting Bid$170Eagle, ID1 Great Deal Auctions 4.6(312)
Size 7 Sterling Silver Cocktail Ring with 12 mm Blue SpinelEstimate: $364 - $473Starting Bid$100New York, NYMynt Auctions4.5(940)
0.55 ct GIA Certified Diamond, Cushion Cut, K Color, VVS1 ClarityEstimate: $4,500 - $5,100Starting Bid$1,000Linkoping, OstergotlandChan & Scott Auction House4.5(66)
GIA Certified 2.55ct Dark Blue Spinel Diamond White Gold Cocktail RingEstimate: $4,862 - $6,320Starting Bid$3,700New York, NYMynt Auctions4.5(940)
Natural Exceptional Quality 18.90 Ct Flawless Ceylon Blue Spinel Cushion Cut CERTIFIED GemstoneEstimate: $1,600 - $2,400Current Bid - 1 bid$100Oxnard, CAABC Rugs Kilims, Inc.4.3(2)
Natural Exceptional Quality 18.90 Ct Flawless Ceylon Blue Spinel Cushion Cut CERTIFIED GemstoneEstimate: $1,600 - $2,400Starting Bid$100Oxnard, CAABC Rugs Kilims, Inc.4.3(2)
18k Yellow Gold 2.78ct Blue Moonstone Ruby RingEstimate: $2,470 - $3,211Starting Bid$1,900New York, NYMynt Auctions4.5(940)
VINTAGE 14K WHITE GOLD ENGAGEMENT RING 6.73CT. NATURAL PURPLE SPINEL RADIANTEstimate: $6,375 - $7,125Starting Bid$5,200Valley Village, CAModern Jewelry4.5(223)
Cushion Cut Natural Spinel and Diamond Ring in 18k White GoldEstimate: $6,401 - $9,601Starting Bid$3,050Punta Gorda, FLEric's Estate & Jewelry4.6(552)
Buy NowNatural Exceptional Quality 18.90 Ct Flawless Ceylon Blue Spinel Cushion Cut CERTIFIED Gemstone$267Oxnard, CAABC Rugs Kilims, Inc.4.3(2)
Buy Now18k Gold GIA Carved Pink Spinel Yellow Blue Sapphire Cigar Band$15,710New York, NYDiamond Depot4.3(16)
Live Now - 1509 Lots AwayCushion Cut Natural Spinel and Diamond Ring in 18k White GoldEstimate: $6,401 - $9,601Starting Bid$3,050Punta Gorda, FLEric's Estate & Jewelry4.6(552)