Vintage 18k Yellow Gold Opal Diamond Bombe Cocktail Ring 1.40ctwEst. $3,913-$5,086
18K White Gold Ladies Pendant with 13.73ct Australian Opal and 0.37ct tw Adjacent DiamondsEst. $7,250-$8,500
18k Yellow Gold Three Row Opal Cocktail Ring with Natural StonesEst. $2,821-$3,667
18K White Gold Opal Diamond Pendant Necklace 16 Inch Cable LinkEst. $2,483-$3,227
Black Opal 18K Yellow Gold Convertible Pendant and Brooch 2 Inch 25 CtEst. $5,005-$6,506
18K and 14K White Gold Setting with 16.02ct Fire Opal and 1.07ct Diamond PendantEst. $12,589-$16,565
18K Yellow Gold Setting with 1.96ct Opal and 0.08ct Diamond Ladies RingEst. $4,458-$4,878
18K Yellow Gold 10.88ct Opal and 0.76ct Diamond RingEst. $14,587-$17,745
18K Yellow Gold Setting with 6.62ct Opal and 0.40ct Diamond Ladies RingEst. $8,525-$9,345
Platinum and 18K Yellow Gold Setting with 0.80ct Opal and 0.19ct Diamond Ladies RingEst. $4,771-$5,369
18K Yellow Gold Setting with 1.96ct Opal and 0.08ct Diamond Ladies RingEst. $4,458-$4,878
Opal and Diamond Ring in 18K Yellow Gold with 48.36 Carat Center StoneEst. $12,064-$15,683
Victorian 18k Gold Fancy Bracelet with 18.00ct Diamonds and Fire OpalsEst. $9,880-$12,844
18K White Gold Ladies Ring with 22.41ct Boulder Opal and 1.16ct tw Adjacent DiamondsEst. $13,250-$17,025
18k Yellow Gold 11.00ct Opal 0.80ct Diamond RingEst. $7,276-$14,950
Platinum and 18K Yellow Gold Setting with 0.80ct Opal and 0.19ct Diamond Ladies RingEst. $4,771-$5,369
18K White Gold Ladies Pendant with 13.73ct Australian Opal and 0.37ct tw Adjacent DiamondsEst. $7,250-$8,500
18k Yellow Gold Boulder Opal Diamond Pendant Necklace with Rope ChainEst. $3,809-$4,951
18k Yellow Gold 8.86ct Opal Cocktail Ring with Diamond ProngsEst. $3,614-$4,698
18k Yellow Gold Opal Diamond Textured Bead Bypass RingEst. $4,862-$6,320
Cocktail Ring in 18k White Gold with Cabochon Opal and Diamond Leaf MotifEst. $1,729-$2,247
18K WHITE GOLD OPAL NECKLACEEst. $1,950-$2,860
Platinum 18k Yellow Gold Oval Opal Diamond Cocktail RingEst. $2,002-$2,602
Elegant 18k White Gold Opal Diamond Halo Ring US Size 8Est. $3,263-$4,241
