SoldWALTON & CO. BLACK OPAL AND DIAMOND RINGOval black opal, 11.5 x. 7.5 mm, two OMC diamonds and two green garnet accents nestles among 14k yg. gold pinecones and branches, ca. 1900. Transcendent Arts and Crafts example. Retailed by A. StowellSee Sold Price
SoldMARCUS & CO. BLACK OPAL, DIAMOND PLATINUM RINGOval Australian black opal cabochon, 22.9 x 14 x 4.77 mm., 8.87 cts. by formula, red-orange/blue-green spectral play-of-color, in Art Deco platinum setting, diamond shoulders. Marked Marcus. Size 5 1/See Sold Price
Tiffany & Co. Fine Black Opal and Diamond RingCrafted in platinum; set with an oval double cabochon black opal weighing approximately 10.50 carats, measuring approximately 18.35 x 14.30 x 6.70 mm; accented by round brilliant-cut diamonds, weighinSee Sold Price
SoldWALTON & CO BLACK OPAL, DEMANTOID & GOLD PEACOCK RINGArt Nouveau peacock with black opal body, demantoid garnet feathers, ca. 1910. Partial marks (due to sizing) 14k and Walton. Size 7. 5.2 dwt. Note: A companion necklace by Walton & Co. sold, 4/20/2010See Sold Price
Sold18kt. Opal, Sapphire & Diamond Ringoval black opal cabochon approx. 23 x 15mm, two round faceted blue sapphires approx. 3mm each, 26 round brilliant diamonds estimated total weight 0.26ct., stamped "LLOYD & CO, 750", yellow and white gSee Sold Price
SoldVintage three ladies ringsVintage three ladies rings 14K yellow gold, 17mm x 8.87mm natural river pearl, black onyx, 0.06 cttw diamonds (clarity: SI1-I1, color: G-I), 18K yellow gold, 2.00 cttw opals (9mm x 6mm), 0.25 cttw diaSee Sold Price
SoldNatural Black Opal Diamond RingNatural Black Opal Diamond Ring, 14K yellow gold, center oval cabachon opal measures 17 x 12 mm, full cut diamonds total approx. 0.66 cts., VS clarity, near colorless, opal displays greens/blues/reds,See Sold Price
SoldLADIES 18K WG BLACK OPAL DIAMOND RINGA fabulous ladies 18k white gold cluster ring featuring a center oval cut black opal approx. 5.00ct. Surrounding the center gemstone is 38 round cut diamonds approx. 2.50ctw. Has custom hinged designSee Sold Price
SoldEstate 14kt Gold Black Opal & Diamond RingVintage Black Opal Cocktail Ring w/ Diamonds Lovely black opal ring with four diamonds set in 14k yellow gold. Marked 14k. About .50†tall at widest point of opal.See Sold Price
Black Opal/ Diamond Ring 14KtAmazing 14Kt yellow gold ring with Round brilliant diamonds and Black Opal in the center. There are a total of 12 round brilliant diamonds. The diamonds are VS1-VS2 clarity, F-G color. The total weighSee Sold Price
SoldANTIQUE 14KT ROSE GOLD, BLACK OPAL DIAMOND RINGLadies fine antique estate ring in 14kt rose gold, black opal and diamond ring containing: (3) round brilliant cut diamonds, approx 0.12, average clarity: VS2, color: H; (1) Old European cut diamond,See Sold Price
Black Opal/ Diamond Ring 14KtAmazing 14Kt yellow gold ring with Round brilliant diamonds and Black Opal in the center. There are a total of 12 round brilliant diamonds. The diamonds are VS1-VS2 clarity, F-G color. The total weighSee Sold Price
SoldBlack Opal/ Diamond Ring 14KtAmazing 14Kt yellow gold ring with Round brilliant diamonds and Black Opal in the center. There are a total of 12 round brilliant diamonds. The diamonds are VS1-VS2 clarity, F-G color. The total weighSee Sold Price
SoldESTATE 14KT GOLD 1.5CTTW BLACK OPAL & DIAMOND RINGEstate 14kt yellow gold ring, with nine natural black opal cabochons, approx 1.50cttw, four small diamonds, approx 0.06cttw, average color: H-I, average clarity: S1, approx size 6.25, 10.0 grams (inclSee Sold Price
SoldLady's 14k Black Opal & Diamond Ring Size 5. Includes aLady's 14k Black Opal & Diamond Ring Size 5. Includes a prong set black opal oval cabochon measuring 9.42x5.7x3.8mm (1.15ct). It is slightly bluish green with a moderate amount of crazing. It is flankSee Sold Price
SoldEstate 14k Gold Black Opal & Diamond RingAntique handmade 14k gold ring accented with 5 diamonds and a large black "Precious Opal". Flashes iridescent colors when it is viewed from different angles, when the stone is moved, or when light souSee Sold Price
Sold18K Gold Designer Sz 6 Black Opal Diamond Ring 4gAn estate 18k yellow gold, black opal, and diamond ring. Featuring an oval black opal cabochon cut center gemstone, surrounded by diamonds, set on an 18k gold mount with flowing leaf motif at each sidSee Sold Price
Black Opal/ Diamond Ring 14KtAmazing 14Kt yellow gold ring with Round brilliant diamonds and Black Opal in the center. There are a total of 12 round brilliant diamonds. The diamonds are VS1-VS2 clarity, F-G color. The total weighSee Sold Price
SoldLADIES 18KT WG BLACK OPAL & DIAMOND RINGLadies fancy 18 karat White Gold birthstone ring, in classic band design. Prong set to the center with a round cut Black Opal cabochon. Flanked on the left and right by three round brilliant cut DiamoSee Sold Price
SoldBlack Opal & Diamond Ring,Black Opal & Diamond Ring, fiery blue-green doublet, 10.5x7.4 mm, 6 diamonds on side totaling .10 carat, 14k rose gold, with appraisal of $950, currently size 6.75.See Sold Price
SoldBLACK OPAL DIAMOND RING 14K YELLOW GOLDSIZE 5.5. OPAL MEASURES 14MM X 8MM WEIGHS 7.6 GRAMSSee Sold Price
SoldA Cabochon Black Opal & Diamond Ring in 14K14K yellow gold ring featuring a cabochon black opal, weighing approx. 12.00 cts, bezel set horizontally in a partial halo of round diamonds, weighing approx. 0.50 ctw, wide shank, sz. 5.5, 13.0 gramsSee Sold Price
SoldBlack Opal & Diamond Ring,fiery oval 3.10 carat opal surrounded by 22 round diamonds totaling .55 carat in platinum, high grade, with appraisal of $5,750.00, currently size 7 1/2.See Sold Price
SoldA Platinum Black Opal & Diamond RingPlatinum ring featuring very fine black opal with strong blue and green play of color measuring 11.9 x 16 mm set in the center with 6 baguettes set on the side of the ring, sz 7.25, 9.7 gramsSee Sold Price
E.J. & Co 18k White Gold Boulder Opal and Diamond Ring, Size 7.5See Sold PriceMar 10, 2024Taylor & Harris
GIA 2.79ct Natural Black Opal Diamond Platinum Ballerina Cocktail RingSee Sold PriceFeb 26, 2024Miami Auctions & Appraisals LLC
11.52cts GIA Black opal Diamond Platinum Halo Cocktail RingSee Sold PriceFeb 26, 2024Miami Auctions & Appraisals LLC
Vintage 14k Yellow Gold Oval Opal Diamond & Black Enamel Ladies Cocktail RingSee Sold PriceFeb 26, 2024Federal Assets Auctioneers
Australian Black Opal and Diamond Ring in 14k Yellow GoldSee Sold PriceFeb 24, 2024Eric's Estate & Jewelry
Australian Black Opal and Diamond Ring in 14k Yellow GoldSee Sold PriceFeb 25, 2024Eric's Estate & Jewelry
