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
Sold202218ct gold hallmarked black opal & diamond cluster ring: Outstanding ring supplied by Boodles, ring18ct gold hallmarked black opal & diamond cluster ring: Outstanding ring supplied by Boodles, ring size T, 24 small but high grade diamonds. Opal measures 16mm x 11mm.See Sold Price
Sold2024Antique Black Opal Diamond white gold ring with GIA reportVintage from the 1920s Ships from New York! Shorter shipping distances are kinder to the planet Ordering items closer to you is more likely to reduce your purchase's carbon footprint. Materials: BlackSee 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
Sold2018Antique Black Australian Opal Diamond Brooch of 18KAntique Black Australian Opal on Matrix Diamond Brooch of 18K Gold Dimensions: 15.86 x15.35 x12.00 mm* Weight: 22.80 grams* * (estimate/approximately)See 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
Sold2023AN ANTIQUE OPAL AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a cabochon opalAN ANTIQUE OPAL AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a cabochon opal in a cluster of rose cut diamonds, stamped 18CT & PLATINUM, size M / 6.25, 2.7g. See Sold Price
Sold2022NO RESERVE, OPAL AND DIAMOND CLUSTER RINGNO RESERVE, OPAL AND DIAMOND CLUSTER RING. opal in the center , surrounded by diamonds totalling approx. 0.75 ct. size K. 5.2 grams.See Sold Price
Sold2019AN ANTIQUE OPAL AND DIAMOND CLUSTER RING set with aAN ANTIQUE OPAL AND DIAMOND CLUSTER RING set with a cabochon opal in a cluster of old cut diamonds, size M / 6, 2.9g.See Sold Price
Sold2021NO RESERVE - A BLACK OPAL AND DIAMOND PENDANT NECKLACE,NO RESERVE - A BLACK OPAL AND DIAMOND PENDANT NECKLACE, CIRCA 1910, Made in 15 carat yellow gold, platinum and 18 carat yellow gold, the chain later added, Oval cabochon black opal, weighing approximaSee Sold Price
Sold2021NO RESERVE - AN ANTIQUE OPAL AND DIAMOND DRESS RINGNO RESERVE - AN ANTIQUE OPAL AND DIAMOND DRESS RING, Made in yellow gold, Three graduated oval cabochon opals, Old European brilliant cut diamonds (one replaced with a round brilliant cut diamond), NoSee Sold Price
Sold2021Antique 14k Gold Black Opal Diamond Stick PinAntique 14k gold stick pin, with pear cut black opal - 9 x 6.5mm, and 0.10ct diamond. Pin is 64mm long. Weight - 1.5 grams.See Sold Price
Sold2017ANTIQUE 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
Sold2023NO RESERVE - AN ANTIQUE TURQUOISE AND DIAMOND CLUSTER RING in 9ct yellow gold, comprising a starNO RESERVE - AN ANTIQUE TURQUOISE AND DIAMOND CLUSTER RING in 9ct yellow gold, comprising a star motif set with a rose cut diamond in a cluster of round cabochon cut turquoise, the shoulders accentedSee Sold Price
Sold2023NO RESERVE - A PAIR OF ANTIQUE DIAMOND CLUSTER EARRINGS in yellow gold and silver, each set with aNO RESERVE - A PAIR OF ANTIQUE DIAMOND CLUSTER EARRINGS in yellow gold and silver, each set with a rose cut diamond suspending a cluster of further rose cut diamonds, no assay marks, 1.6cm, 2.4g.See Sold Price
Sold2023NO RESERVE, AN ANTIQUE RUBY AND ROSE CUT DIAMOND CLUSTER RING.NO RESERVE, AN ANTIQUE RUBY AND ROSE CUT DIAMOND CLUSTER RING. Finger size: O, weight: 3.1 gram. See Sold Price
Sold2018Estate Victorian 14kt Gold Opal & Diamond RingAntique Estate Victorian 14kt Gold Opal & Diamond Floral Motif Cluster Ring. Having textured gold beadwork around border. Set with cabochon opals and round diamonds. Ring size 4.25 can be resized.See Sold Price
Sold2021Australian Black Opal & Diamond Set Platinum PendantDESCRIPTION: An antique black opal pendant necklace. Features a 16-18 Carat Opal, further completed with diamond set platinum bow in a 14kt yellow gold setting. Complete with a 14kt yellow gold box chSee Sold Price
Sold2022Vintage 18K Gold Australian Opal Diamond Cluster RingThis is a vintage ladies ring made by the Fine Jewelers Guild (FJG). Rendered in fine 18K yellow gold, this biomorphic ring features a cluster of six Australian opal cabochons with striking red, greenSee Sold Price
Sold2022Antique Opal Cameo Diamond Platinum BroochAntique black opal cameo set atop onyx set in platinum and 18kt white gold with diamonds. Width 1 3/8;; total weight 7.5 grams Condition: Two tight fissures in onyx at 12 and 6, perhaps intentionalSee Sold Price
Sold20183 ANTIQUE OPAL AND GOLD & DIAMOND RINGS3 ANTIQUE OPAL AND GOLD RINGS: 1.) Romany (Hans Stern Romany)14K Opal and Diamond Cluster Ring, in shades of blue and green, fur oval opal cabochons surround a prong set center diamond, size 8,stampedSee Sold Price
Sold2022NO RESERVE - AN ANTIQUE ART NOUVEAU DIAMOND AND OPAL BAR BROOCH in 15ct yellow gold, set with an oldNO RESERVE - AN ANTIQUE ART NOUVEAU DIAMOND AND OPAL BAR BROOCH in 15ct yellow gold, set with an old cut diamond and an opal cabochon within two scrolling bars, stamped 15, 4.0cm, 3.9g.See Sold Price
Sold202314K Yellow Gold Black Opal Cabachon Diamond Ring. Size 8 wt. 9 grams Opal 15mm14K Yellow Gold Black Opal Cabachon Diamond Ring. Size 8 wt. 9 grams Opal 15mmSee Sold Price
Sold2019THREE ANTIQUE RINGS in yellow gold, one an opal,THREE ANTIQUE RINGS in yellow gold, one an opal, diamond and sapphire cluster, one signet ring, the third set with a trio of sapphires, size M / 6, 5.9g.See Sold Price
3 days LeftJasper52Antique Art Deco 1920's Cluster Pave Diamond Filigree Ring 18K White Gold 2.28 G$600
1 day LeftThousand Planet Auction HouseAn Antique Idar-Oberstein Black Stone Cylinder Bead, Late 19th Century$10
722 Lots AwayFederal Assets AuctioneersAntique Victorian Custom 14k Gold 11 Stick Pin Gemstone Pearl Tiara Crown Brooch$3(2 bids)
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1 day LeftThousand Planet Auction HouseGroup of 12 Antique Murano Venetian Renaissance Period Glass Beads$10
1 day LeftThousand Planet Auction HouseAn Antique Sulemani Agate Bead, Silk Road Era, circa 11th-16th Century$10
1 day LeftThousand Planet Auction HouseAn Antique Sulemani Agate Bead, Silk Road Era, circa 11th-16th Century$10
1 day LeftThousand Planet Auction HouseAn Antique Sulemani Agate Bead, Silk Road Era, circa 11th-16th Century$10
1 day LeftThousand Planet Auction HouseAn Antique Sulemani Agate Bead, Silk Road Era, circa 11th-16th Century$10
5 days LeftFederal Assets AuctioneersAntique Victorian Custom 14k Gold 11 Stick Pin Gemstone Pearl Tiara Crown Brooch$1
Jun 06Elmwood'sAN ANTIQUE OPAL AND DIAMOND BROOCH / PENDANT in yellow gold and silver, set with an oval cabochon£1,200
Jun 02Tremont Auctions14K gold diamond and opal heart shape cluster ring. Opal measures 14mm long. 4.5 ring size. 6.7$150
Jul 07A-1 AuctionArt Deco Style 14k Yellow Gold and Diamond Ring with Enamel Work & Appraisal$100(4 bids)
6 days LeftMiami Auctions & Appraisals LLC 11.52cts GIA Black opal Diamond Platinum Halo Cocktail Ring$9,000
6 days LeftMiami Auctions & Appraisals LLC Estate GIA Large Black Opal Diamond Platinum Cocktail Ballerina Ring$34,500