Sold2018A 14K PENDANT, FINE BLACK OPAL SIGNED MICKY ROOFAn important 14k yellow gold pin/pendant with bezel mounted Lightning Ridge Australian black opal, calf's head tourmaline and a round brilliant diamond, signed on back, tests for 14k gold. The majoritSee Sold Price
Sold2018A 14K PENDANT, FINE BLACK OPAL SIGNED MICKY ROOFAn important 14k yellow gold pin/pendant with bezel mounted Lightning Ridge Australian black opal, calf's head tourmaline and a round brilliant diamond, signed on back, tests for 14k gold. The majoritSee Sold Price
Sold2018Arts and Crafts Black Opal, Diamond, Enamel, GolArts and Crafts Black Opal, Diamond, Enamel, Gold Necklace, Marcus & Co. The necklaceSee 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
Sold2017Arts and Crafts Black Opal, Diamond, Enamel, GolArts and Crafts Black Opal, Diamond, Enamel, Gold Necklace, Marcus & Co. The necklaceSee Sold Price
Sold2018Fine Australian Black Opal & Diamond Pendant in YellowFine Australian Black Opal & Diamond Pendant in 14K Yellow Gold includes 14K Gold Chain 11.25ctw * (estimate/approximately)See Sold Price
Sold2023Art Nouveau Black Opal, Diamond and Demantoid Garnet Necklace 14KStunning Art Nouveau Black Opal Diamond and Demantoid Garnet Necklace 14K Gold. Articulated pendent supporting two fancy-cut black opals, accented by old mine-cut diamonds and demantoid garnets. &bullSee Sold Price
Sold2016Art Deco Platinum Black Opal & Diamond PendantArt Deco Platinum Black Opal & Diamond Pendant. It features a drop design centrally set with a massive pear shaped black opal. It exhibits a harlequin peacock play-of-color and measures 31.00mm x 21.0See 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
Sold2016Black Opal, Diamond, Platinum Ring, Ayres The rBlack Opal, Diamond, Platinum Ring, Ayres The ring features a pear-shaped black opal cabocSee Sold Price
Sold2017ESTATE BLACK OPAL, DIAMOND, ENAMEL, 14KT GOLD RINGLadies fine estate ring, a 14kt yellow gold, diamond and black opal ring containing: (12) Old Mine cut diamonds, approx 0.85ct tw, average clarity: SI2, color: J; (1) natural flat opal of oval form, aSee 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
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
Sold2022High-End 14K Gold 12.2 CT Natural Black Opal & Diamond Pendant with CertificateAll pictures are real shot photography. You get what you see Ref:1219086 Gold Content:14K White Gold For people:Women Main Gemstone: Black Opal Number of Gemstone:1 Shape:Pear Carat Weight:12.2ct ColoSee Sold Price
Sold2022A un-treated black opal, diamond and eighteen karat bi-color gold ringA un-treated black opal, diamond and eighteen karat bi-color gold ringdesigned as an oval cabochon black opal, measuring 14.49 x 12.65 x 6.51 mm, within pierced and millegrained round brilliant-cut diSee Sold Price
Sold2023GIA 5.39 cts Black Opal & Diamond Ballerina Cocktail Ring in PlatinumGIA 5.39 cts Black Opal & Diamond Ballerina Cocktail Ring in PlatinumSee Sold Price
Sold2024Tayma 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
Sold2021A black opal, diamond and eighteen karat gold ringA black opal, diamond and eighteen karat gold ringdesigned as an oval opal, measuring approximately 13.3 x 10.9 x 3.5 mm, within marquise and round brilliant-cut diamond mount; estimated total diamondSee 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
Sold2017BLACK OPAL, DIAMOND & WHITE GOLD RINGAn oval black opal with board blue/green color play, 12.10 x 9.20 mm, set horizontally in RBC diamond pave gallery, hoop, 1.65 cts. TW. 18k. Size 4 1/2. 4.0 dwt.See 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
Sold2019Black 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
Sold2023Black Opal, Diamond and 14K BangleVintage Black Opal Mosaic Inlaid 14 Karat Yellow Gold with Approx. .12 Carat Round Brilliant Cut Diamond Cuff Bangle Bracelet. Opals with good play of color. Diamond F color, VS1 clarity. Stamped 14K.See Sold Price
May 31Miami Auctions & Appraisals LLC 11.52cts GIA Black opal Diamond Platinum Halo Cocktail RingUS$9,000
May 31Miami Auctions & Appraisals LLC Estate GIA Large Black Opal Diamond Platinum Cocktail Ballerina RingUS$34,500
May 31Miami Auctions & Appraisals LLC GIA 7.53ct Black Opal Diamond Platinum Oval Cocktail RingUS$9,300
May 28Miami Auction GalleryGIA 2.79ct Natural Black Opal Diamond Platinum Ballerina Cocktail RingUS$5,600
9 hrs LeftEric's Estate & JewelryAustralian Black Opal and Diamond Dangle Earrings in 14 Yellow GoldUS$355
1 day LeftEric's Estate & JewelryAustralian Black Opal and Diamond Dangle Earrings in 14 Yellow GoldUS$355
May 22Elmwood'sA BLACK OPAL AND DIAMOND RING set with an oval cabochon black opal of approximately 19.26 carats,£15,000
1 day LeftSeized Assets AuctioneersVintage 14k Yellow Gold Oval Opal Diamond & Black Enamel Ladies Cocktail RingUS$1(1 bid)