Sold2022BLACK OPAL AND DIAMOND RINGBLACK OPAL AND DIAMOND RING Containing one oval cabochon black opal measuring approximately 23.00 x 15.00 x 6.45 mm and 34 transitional and single cut diamonds weighing approximately 0.65 carat total.See Sold Price
Sold2021BLACK OPAL AND DIAMOND RINGBLACK OPAL AND DIAMOND RING Containing one oval cabochon black opal measuring approximately 15.00 x 13.00 mm and 40 round brilliant cut diamonds weighing approximately 0.40 carat total. Mounted in yelSee Sold Price
Sold2021BLACK OPAL AND DIAMOND RINGBLACK OPAL AND DIAMOND RING Containing one oval cabochon black opal measuring 10.85 x 9.00 mm and 12 round brilliant cut diamonds weighing approximately 1.20 carats total. Mounted in yellow gold. RingSee Sold Price
Sold2018Black & Fire Opal Earrings + Opal & Diamond RingTwo pair of opal earrings, together with an opal and diamond ring. The largest earring pair composed of 18K yellow gold set with oval black opals of approximately .70 carats each. Overall earring measSee Sold Price
Sold2022A BLACK OPAL AND DIAMOND CLUSTER RING, LONDON 1975A BLACK OPAL AND DIAMOND CLUSTER RING LONDON 1975The oval cabochon black opal within a surround of brilliant cut diamonds, approximately 0.48 carats total, the 18 carat gold shank stamped with sponsorSee Sold Price
Sold2018Art Deco Platinum, Opal & Diamond RingArt Deco Platinum, Opal & Diamond Ringcentered on a prong set, oval black opal (14.97 x 10.48 x 5.03 mm) with three single cut diamonds on either side weighing approximately .11 total carat (H-I colorSee Sold Price
Sold2018Black Opal, Diamond, Platinum, Gold Ring The riBlack Opal, Diamond, Platinum, Gold Ring The ring features an oval-shaped black opal cabocSee Sold Price
Sold2022A PLATINUM, BLACK OPAL AND DIAMOND RINGA PLATINUM, BLACK OPAL AND DIAMOND RING Centering a black opal oval-shaped double cabochon weighing approximately 4.50 carats encircled by round and tapered baguette diamonds weighing approximately 1.See Sold Price
Sold202218KYG 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
Sold20161970'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
Sold2018Lady'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
Sold202414K GOLD, BLACK OPAL AND DIAMOND DRESS RING, 5.9gA 14k yellow gold cluster ring, set with an oval cabochon black opal, backed doublet, surrounded by a row of small diamonds, marked 14k, size 5 1/2. L. of opal: 13.5mmSee Sold Price
Sold2021NO RESERVE - AN ANTIQUE BLACK OPAL AND DIAMOND BARNO RESERVE - AN ANTIQUE BLACK OPAL AND DIAMOND BAR BROOCH, CIRCA 1910, Made in yellow gold and platinum, Oval cabochon black opal, weighing approximately 1.61 carats, Single cut and rose cut diamonds,See Sold Price
Sold2022ART DECO, BLACK OPAL AND DIAMOND BROOCHART DECO, BLACK OPAL AND DIAMOND BROOCH Containing one oval cabochon black opal measuring approximately 19.85 x 17.10 x 5.85 mm and 18 old mine cut diamonds weighing approximately 0.80 carat total. MoSee Sold Price
Sold2022AN OPAL AND DIAMOND RING in 9ct yellow gold, set with an oval cabochon opal and old cut diamond ofAN OPAL AND DIAMOND RING in 9ct yellow gold, set with an oval cabochon opal and old cut diamond of approximately 0.27 carats, full British hallmarks for 9ct gold Birmingham 1988, size N / 7, 5.8g.See Sold Price
Sold2015Vintage, black opal triplet and diamond ring, 14KVintage, black opal triplet and diamond ring, 14K yellow gold, contains an oval black opal triplet and 26 single cut diamonds weighing approximately 0.75 carats total, G-H/VS-SI; 7.50 dwts, size: 7 1/See Sold Price
Sold201714KT White Gold, Opal, Diamond, and Sapphire Ringcirca 1970s, set to the front with one oval cabochon opal weighing approximately 5.60 carats and accented with prong set round brilliant cut diamonds weighing approximately .69 total carat (H-J color,See Sold Price
Sold2021ANTIQUE 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
Sold201614 Kt. Gold, Black Opal and Diamond PendantFourteen-Karat Yellow Gold, Black Opal and Diamond Pendant, in a modern design and bezel-set with an oval cabochon black opal, with an approximate weight of 5.75 carats, and two round brilliant-cut diSee Sold Price
Sold2024A 14K GOLD, OPAL AND DIAMOND RINGA 14K GOLD, OPAL AND DIAMOND RING Highlighting an oval cabochon opal weighing approximately 31.70 carats, in a double surround of round diamonds, with additional round diamonds set along the shank, alSee Sold Price
Sold202318Kt Gold Ring with 15.5 carat Black Opal and Diamonds18 karat yellow gold ring with one oval cabochon semi-Black Opal with gray background that weighs 15-1/2 carats. 41 round full cut diamonds at 0.84 NEIMAN MARCUS. Appraised Fair Market Value (FMV) isSee Sold Price
Sold2022Opal, Diamond and Platinum Ring13.26 Carat Oval Cabochon Black Opal, 2.26 Carat TW Eighteen Round Brilliant Cut Diamond and Platinum Ring. Opal with very good play of multi color. Diamonds E-F color, VVS-VS clarity. Stamped Pt900.See Sold Price
Sold202314 Karat White Gold Diamond and Oval Opal RingThe ring center 4-prong set with one oval cabochon cut White Opal, approximately 6.50 carats, surrounded by 14 tapered baguette cut Diamonds [H/VS], approximate total weight 1.72 carats, and ten fullSee Sold Price
Sold2022Unusual Opal and Diamond RingUnusual Opal and Diamond Ring 18k yellow gold, the ring mounted with an oval opal cabochon weighing approximately 5.80 carats, set in a gold mounting in the form of branches, accented with round brillSee Sold Price
Sep 30Heritage Auctions55288: Black Opal, Diamond, Gold Ring Stones: Black op$3,400
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Oct 20Miami Auctions & Appraisals LLC Estate 13.78cts Black opal Diamond Platinum Cocktail Ring$21,000
5 days LeftSworders Fine Art AuctioneersA Victorian opal and diamond ring and an Edwardian opal ring,£80(1 bid)
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Sep 30Heritage Auctions55337: Black Opal, Diamond, Platinum Ring Stones: Blac$2,400
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3 days LeftMiami Auctions & Appraisals LLC 9.90ct Opal, 1.18ctw Ruby/Sapphire and 0.67ctw Diamond 14K Yellow and White Gold Ring with Black$1,750
Oct 20Miami Auctions & Appraisals LLC 9.90ct Opal, 1.18ctw Ruby/Sapphire and 0.67ctw Diamond 14K Yellow and White Gold Ring with Black$1,750
5 days LeftSeized Assets Auctioneers9.90 ctw Opal, 1.18 ctw Ruby/Sapphire and 0.67 ctw Diamond 14K Yellow and White$1(1 bid)