Sold2023A VINTAGE BLACK OPAL DRESS RING in yellow gold, set with a round cabochon opal, full BritishA VINTAGE BLACK OPAL DRESS RING in yellow gold, set with a round cabochon opal, full British hallmarks for London 1974, size O / 7.25, 5.5g. See Sold Price
Sold2022AN OPAL AND DIAMOND DRESS RING in platinum, set with two cabochon opals and two old cut diamonds,AN OPAL AND DIAMOND DRESS RING in platinum, set with two cabochon opals and two old cut diamonds, the diamond both totalling 0.4-0.5 carats, stamped PT, size M / 6, 3.6g.See Sold Price
Sold2023An Art Deco single stone black opal ring,An Art Deco single stone black opal ring, An Art Deco single stone black opal ring, with diamond set shoulders. A circular tallow cabochon cut black opal, milligrain set to each shoulder, to a ridgedSee Sold Price
Sold2021AN OPAL DRESS RING in yellow gold, set with an ovalAN OPAL DRESS RING in yellow gold, set with an oval cabochon opal weighing 3.05 carats, no assay marks, size N / 6.75, 4.2g.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
Sold2019AN OPAL DRESS RING in yellow gold, set with an ovalAN OPAL DRESS RING in yellow gold, set with an oval cabochon opal to a bifurcated band, unmarked, size N / 6.75, 1.6g.See Sold Price
Sold2020Art Nouveau Potter Mellen 14k Gold Black Opal RingArt Nouveau ring with opal. Features a floral form with oval 13mm x 10mm bezel set cabochon. Marked 14k Potter Mellen. Weighs 10 grams. Measures 20mm wide. Size 6. Good overall condition with minor weSee Sold Price
Sold2022A BLACK OPAL DOUBLET DRESS RING in 9ct yellow gold, the ring set a black opal doublet to a stylisedA BLACK OPAL DOUBLET DRESS RING in 9ct yellow gold, the ring set a black opal doublet to a stylised yellow gold band, full British hallmarks, size Q / 8.25, 3.7g. See Sold Price
Sold2017An opal and diamond dress ring. Of openwork design, theAn opal and diamond dress ring. Of openwork design, the rectangular opal cabochon, with circular opal cabochon sides, to the brilliant-cut diamond surround and shoulders. Estimated total diamond weighSee Sold Price
Sold202214KT WHITE GOLD BLACK OPAL RING (5.75 G)Gorgeous 14kt white gold black opal fashion ring. The ring features one (1), four prong set, oval cabochon opal set accented with bypass white gold feathers. The opal measures approx. 7.85 x 5.25mm, hSee Sold Price
Sold2022A FINE ART DECO BLACK OPAL AND DIAMOND RING in white gold, set with a pear shaped cabochon opalA FINE ART DECO BLACK OPAL AND DIAMOND RING in white gold, set with a pear shaped cabochon opal accented by round cut diamonds, no assay marks, size I / 4.5, 3.5g.See Sold Price
Sold2019AN OPAL DRESS RING in yellow gold, the oval cabochonAN OPAL DRESS RING in yellow gold, the oval cabochon opal set to a plain band, unmarked, K / 5, 1.05g.See 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
Sold2022OPAL AND DIAMOND DRESS RINGOPAL AND DIAMOND DRESS RING, in 18 ct. gold. Set with 3 oval cabochon cut opals, accentuated with 4 diamonds. The side of the head and shoulders with relief scrolling design. Size N. 7.8 grams.See 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
Sold2021-NO RESERVE- OPAL AND DIAMOND DRESS RING-NO RESERVE- OPAL AND DIAMOND DRESS RING, in 18 ct. gold. Set with 3 oval cabochon cut opals, accentuated with 4 diamonds. Size M 1/2. 4.4 grams.See Sold Price
Sold2022NO RESERVE, OPAL AND DIAMOND DRESS RINGNO RESERVE, OPAL AND DIAMOND DRESS RING, in 18 ct. gold. Set with 3 oval cabochon cut opals, accentuated with 4 diamonds. Size M 1/2. 4.4 grams.See Sold Price
Sold2020AN OPAL AND DIAMOND DRESS RING in 18ct white gold, setAN OPAL AND DIAMOND DRESS RING in 18ct white gold, set with a pear shaped cabochon opal within a twisted mount, accented by round cut diamonds, stamped 18kt, size Q / 8, 8.6g.See Sold Price
Sold2022AN OPAL AND DIAMOND DRESS RING in 18ct yellow and white gold, set with an oval cabochon opalAN OPAL AND DIAMOND DRESS RING in 18ct yellow and white gold, set with an oval cabochon opal accented by round brilliant and princess cut diamonds, the diamonds all totalling 1.2-1.4 carats, British hSee Sold Price
Sold20161970's 18Kt YG & Black Australian Opal RingThis is a 1970's 18Kt YG and black Australian opal ring with a total of 6.60Cts. The ring is centrally set with an oval cabochon cut opal that measures 17.80mm x 13.00mm x 4.99mm. The opal exhibitSee Sold Price
20151970's 18Kt YG & Black Australian Opal RingThis is a 1970's 18k yellow gold and black Australian opal ring with a total of 6.60Cts. The ring is centrally set with an oval cabochon cut opal that measures 17.80mm x 13.00mm x 4.99mm. The opalSee Sold Price
Sold2022AN OPAL AND DIAMOND CLUSTER DRESS RING in yellow gold and silver, set with an oval cabochon opalAN OPAL AND DIAMOND CLUSTER DRESS RING in yellow gold and silver, set with an oval cabochon opal within a border of old cut diamonds, no assay marks, size N / 6.5, 4.6g.See Sold Price
Sold2020AN OPAL AND DIAMOND DRESS RING in high carat yellowAN OPAL AND DIAMOND DRESS RING in high carat yellow gold and silver, set with an oval cabochon opal within a border of rose cut diamonds, with stylised decoration to the band, unmarked, size N / 7, 3.See Sold Price
Sold202114 Karat Gold, Diamond & Black Onyx Ring14 Karat Gold, Diamond & Black Onyx RingCentering a round brilliant diamond weighing a total of 0.06 carats set in a rectangular black onyx cabochon14 karat yellow gold11 (size)0.95 ounces (total weigSee Sold Price
2 days LeftElmwood'sA BLACK OPAL AND DIAMOND RING set with an oval cabochon black opal of approximately 19.26 carats,£15,000
3 days LeftDawsons AuctioneersA black opal dress ring, featuring an oval precious opal cabochon approximately measuring 13.4 x 9.3£360
May 31Miami Auctions & Appraisals LLC Estate GIA Large Black Opal Diamond Platinum Cocktail Ballerina Ring$34,500
May 28Miami Auction GalleryGIA 2.79ct Natural Black Opal Diamond Platinum Ballerina Cocktail Ring$5,600
2 days LeftElmwood'sA FIRE OPAL AND DIAMOND DRESS RING set with a pear cut fire opal of 3.24 carats accented by round£900
May 28A.H. Wilkens Auctions & Appraisals18K WHITE GOLD JADEITE & DIAMOND COCKTAIL RING, 8gCA$300(1 bid)
Dawsons AuctioneersA collection of three 9ct yellow gold rings comprising a malachite-set dress ring, the malachite cab£180
May 28A.H. Wilkens Auctions & Appraisals14K WHITE GOLD OPAL & DIAMOND COCKTAIL RING, 11.2gCA$600(1 bid)
3 days LeftBidhausDavid Webb Jade Platinum & 18K Yellow Gold Black Enamel Diamonds Ruby Ring$10(1 bid)