14K GOLD RING WITH NATURAL BOULDER OPAL AND DIAMONDS SIZE: 6.25 3.5GModern Jewelry4.5(204)$1,025Feb 22, 2026
14K GOLD RING WITH NATURAL OPAL AND 0.08CTS DIAMONDS (SIZE: 7) 6.5 GRAMSModern Jewelry4.5(204)$1,800Feb 22, 2026
14K GOLD RING WITH NATURAL BOULDER OPAL AND DIAMOND (SIZE: 8.25) 6 GRAMSModern Jewelry4.5(204)$2,050Feb 22, 2026
18K GOLD RING WITH AMMOLITE AND 0.04CTS OF DIAMONDS SIZE: 7 4.1GModern Jewelry4.5(204)$8604 days Left
Sold18KYG Black Opal and Diamond Ring18KYG Black Opal and Diamond Ring size 11, bezel set oval cabochon black opal doublet approx. 13.0mm x 8.5mm, 10 prong set mixed sized round brilliant cut diamonds approx. .30cttw., stamped and testedSee Sold Price
Sold18K GOLD BLACK OPAL & DIAMOND RINGA very impressive opal ring set in18KT yellow gold ring with a large black opal (approx 24mm x 12mm) surrounded by 12 round channel set diamonds (approx 60 ctw) . It is a size 7 and weighs 18.1g (11.6See Sold Price
Sold1970's Platinum Black Opal & Diamond Ring1970's Platinum Black Opal & Diamond Ring. The ring is centrally set with a large oval cabochon cut black peacock opal. It exhibits a fine blue to green harlequin play of color. It weighs approx. 5.99See Sold Price
SoldPlat. 11.83ctw Black Opal & Diamond RingMaterial: Platinum 900 Diamond weight: 0.30ctw (0.15cts each, emerald cut) Diamond type: Natural Gemstone: 11.53ct Cabochon Black Opal Jewelry style: Statement Ring with Flanked DiamondsSee Sold Price
SoldTayma 18k Gold Black Opal Diamond RingMETAL: 18k Gold. GEMSTONES: Diamonds approx. 0.28ctw, Black opal. MEASUREMENTS: Ring size 6.5, top is 28mm x 29mm. MARKED: Tayma, 750. WEIGHT: 13.8 grams.Gemstones have not been graded for color and cSee Sold Price
SoldPlatinum 5.40 ct Black Opal & Diamond RingPGL Digital Appraisal Retail Replacement Value $13,995 Natural opal weighing 3.70 carats Natural Diamonds Carat Weight: 1.70Color Grade: H - I Clarity Grade: SI1 - SI2 Size 5.75 366869-2491 NOTE: PGLSee Sold Price
SoldVintage Platinum 3.83ct Black Opal Diamond RingVintage Platinum Black Opal & Diamond Ring - 3.83 ct Center - G/VS Halo - Rare Collector's Piece A museum-grade vintage platinum estate ring centering on a 3.83-carat natural black opal of exceptionalSee Sold Price
SoldVintage Platinum Natural Black Opal Diamond RingVintage Platinum Black Opal & Diamond Ring - 1.48ct Center - 0.70ct VS/G Accents - Rare Estate Piece A refined vintage platinum ring showcasing a 1.48-carat natural black opal in an elongated oval cabSee Sold Price
SoldPlatinum 16.04 ct Black Opal & Diamond RingPGL Digital Appraisal Retail Replacement Value $10,740 Natural opal weighing 15.91 carats Natural Diamonds Carat Weight: .13Color Grade: H-I Clarity Grade: SI1-SI2 Size 6.75 370710-2151 NOTE: PGL ApprSee 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
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
SoldHigh-End 14K Gold 7 CT Black Opal & Diamond Ring with CertificateAll pictures are real shot photography. You get what you see Ref:1216004 Gold Content:14K Rose Gold For people:Women Ring Size:7.25us Main Stone:Black Opal Number of stones:1 Shape:Pear Carat Total WtSee Sold Price
SoldPlatinum Black Opal Diamond RingMETAL: Platinum. MEASUREMENTS: Ring size - 7.75, ring top is 15.6mm wide. GEMSTONES: Black opal - 15.6mm x 12mm x 5.1mm (stone has small chips/abrasions). Diamonds approx. 0.50ctw. MARKED: with polishSee Sold Price
Sold14K Y/G black opal diamond ringFine 14K Y/G black opal ring, opal wt. approx. 3.60ct, accented with 8 excellent quality brilliant cut diamonds, tdw approx. 0.50ct, wt. 18.1gm, size 8See Sold Price
Sold18KWG Black Opal & Diamond Ring18KWG Black Opal & Diamond Ring size 7.5, prong set oval cabochon black opal doublet approx. 9.5mm x 7.5mm, diamond weight approx. .50cttw. stamped and tested 18K white gold, gross weight approx. 3.45See Sold Price
SoldHigh-End 14K Gold 3.6 CT Black Opal & Diamond Ring with CertificateAll pictures are real shot photography. You get what you see Ref:1216007 Gold Content:14K White Gold For people:Women Ring Size:7.25us Main Stone:Black Opal Number of stones:1 Shape:Oval Carat Total WSee 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
Sold14KY Gold Black Opal Diamond RingRing in 14ky gold features a calla lily floral design with a black opal marquise and a ribbon leaf of round single cut diamonds in white gold, (7) approx. .10ctw. 17.5mm wide, size 6. 6.7gtwSee Sold Price
SoldMan's 14K Black Opal & Diamond Ring14k stamped ring set with black opal cabochon and five 3-point each single cut diamonds, .15 CTW. 6.8 dwt. Size 10. EK IMPORTANT: Before bidding, please read the terms and conditions. When you registeSee Sold Price
SoldFrom a private MN Estate - T&Co. Black Opal and Diamond Ring with BoxView a video of this lot: Click HereSummary of Key Characteristics • Metal: platinum • Gemstone(s): black opal approx. 4.00 carats; round brilliant cut dSee Sold Price
SoldTiffany & Co. Platinum, Black Opal and Diamond Ring, Shank size: 8Tiffany & Co. Platinum, Black Opal and Diamond RingCentered with one oval cabochon black opal measuring approximately 12.25 x 10.30 x 5 mm, surrounded by twelve round brilliant-cut diamonds weighing aSee Sold Price
SoldANTIQUE BLACK OPAL AND DIAMOND RING, EARLY 20TH CENTURYANTIQUE BLACK OPAL AND DIAMOND RING, EARLY 20TH CENTURY mounted in yellow gold, claw-set with an oval black opal measuring 14.8 x 10.5mm,and weighing approximately 3.36 caarts, within a border of circSee Sold Price
SoldBLACK OPAL AND DIAMOND RINGBLACK OPAL AND DIAMOND RING Containing one opal measuring approximately 15.60 x 10.85 x 5.45 mm, six marquise and 14 round brilliant cut diamonds weighing approximately 2.20 carats total. Mounted in bSee Sold Price
Sold14K Gold Black Opal and Diamond Ring14K Gold Black Opal and Diamond Ring 14K gold setting. Black Opal: 17.45 x 9.38 x 4.50 mm. Four round diamonds have an approximate total weight of 1/2 carat. F-VS. Weight: 4.5 grams. Ring Size: 7 1/2See Sold Price
