Sold2021Black Opal Platinum Diamond Ring2.19 very fine Australian black opal with platinum settings and 0.44 Diamonds F-VSSee 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
Sold2022Robert Livingston Navajo Sterling Black Opal CuffVintage Robert Livingston Navajo sterling silver black Australian opal hinged cuff bracelet. Hallmarked RL STERLING. Measures approx. 2.13 in. inner diameter. Weighs approx. 56.4 grams.See Sold Price
Sold2022Edwardian Platinum 14k Gold Black Opal Pin Hardy Bros.Edwardian Era Platinum Topped 14k Gold Natural Black Opal Diamond Bar Pin Hardy Bros Brisbane Australia w/ Original Box Description: Genuine Edwardian Era long bar pin made in solid 14k gold with a plSee Sold Price
Sold2017FINE Black Opal 3.25 CT TW Diamond Platinum RingStunning large exceptional quality black Australian opal and diamond ring. Crafted out of platinum. Features a large natural solid black opal cabochon with an explosion of colors ranging from green, bSee Sold Price
Sold2024950PT 6.539CTTW BLACK OPAL & EM. & SAP. RING, 6.75950-purity platinum ring with a 6.339-carat cabochon-cut black Australian opal center stone accented by 0.14 carats of round-cut emeralds and 0.06 carats of round-cut sapphires. Stamped 6.339, 0.14, 0See Sold Price
Sold2018LADY'S BRACELET14K Yellow Gold Chain Form Bracelet set with (1) black opal center stone and (2) Australian opals on each side, set in 18K yellow gold fill, made by Krementz Co., pattern #3308517. 7 1/2" long, 3/4" wSee Sold Price
Sold2018Empirial Blue Australian Black OpalOne Oval-shape, Cabochon-cut Austrailian black opal 159.70 Carats in weight. Intense blue very even play of color, very good finish\\\' no blemishes ,38mmX33mmX23mm, in 14K gold, 3.40 ct diamond.If inSee 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
Sold2023Vintage 18k and Australian Black Opal Beaded NecklaceDESCRIPTION: An Antique beaded necklace comprised of Australian black opal, graduating in size, alternating with 18k yellow gold spacers and closure. Approx. 326 carats CIRCA: Early-Mid 20th Century OSee Sold Price
Sold2022Vintage Prouds 18K/14K 10ctw Black Opal BraceletProuds The Jewellers vintage 18K and 14K tri-tone bracelet having floral motif set with four cabochon black opals (10ctw). Hallmarked PROUDS. Approx. length of each opal 0.69in., approx. length of braSee Sold Price
Sold2023Vintage Prouds Tricolor Gold Black Opal BraceletProuds The Jewellers vintage tri color gold bracelet having floral motif set with four cabochon opals. Hallmarked PROUDS. Approx. length of each opal 0.69in., approx. length of bracelet 6in., approx.See Sold Price
Sold2024GIA 1.88ct Natural Black Opal Platinum Diamond RingMetal : Platinum Designer : Not Signed Gemstone : GIA natural black opal - 1.88ct, measures 12.03 x 9.31mm. Diamonds 0.67ctw. Measurements : Ring size 6, top is 14mm x 16mm. Marked: : ptSee Sold Price
Sold2023Vintage 18k Gold and Australian Black Opal NecklaceDESCRIPTION: A Vintage beaded necklace crafted with oblon and spherical Black Australian opal, completed with a 18k yellow gold closure, stamped "18k". Total Weight: 202 carats CIRCA: Mid 20th CenturySee Sold Price
Sold2021Australian Black Opal Certified - 4.02 ctTitle: Australian Black Opal Certified - 4.02 ct Metal Purity: Natural, Certified Gemstones: Australian Opal Carat Weights: 4.02 ct Size/Dimensions: 12.17 x 12.02 x 3.63 mm Additional Information: NatSee Sold Price
Sold2021Australian Black Opal Certified- 4.57 ctTitle: Australian Black Opal Certified- 4.57 ct Metal Purity: Natural, Certified Gemstones: Australian Opal Carat Weights: 4.57 ct Size/Dimensions: 19.57 x 12.48 x 2.81 mm Additional Information: NatuSee Sold Price
2020Lightning Ridge Australian Black Opal Certified- 2.68Title: Lightning Ridge Australian Black Opal Certified- 2.68 ct Metal Purity: Natural, Certified Gemstones: Australian Opal Carat Weights: 2.68 ct Size/Dimensions: 11.43 x 8.56 x 4.30 mm Additional InSee Sold Price
Sold2022Australian Black Opal - 1.75 ctTitle: Australian Black Opal - 1.75 ct Metal Purity: Natural Gemstones: Australian Opal Carat Weights: 1.75 ct Size/Dimensions: 11.00 x 8.20 x 2.85 mm Additional Information: Natural Australian LightnSee Sold Price
Sold202314k Yellow Gold Blue and Black Opal Bracelet14k Yellow Gold Blue and Black Opal Bracelet. Irregular triangular and oval cut opals to strand. Marked "585" and maker mark, "CG" to clasp. Weight Approx., 11.23 grams Measures Approx., 6.5 inches leSee Sold Price
Sold2020Lightning Ridge Australian Black Opal Certified - 1.10Title: Lightning Ridge Australian Black Opal Certified - 1.10 ct Metal Purity: Natural, Certified Gemstones: Australian Opal Carat Weights: 1.10 ct Size/Dimensions: 9.68 x 7.74 x 2.15 mm Additional InSee Sold Price
Sold2020Lightning Ridge Australian Black Opal Certified - 1.28Title: Lightning Ridge Australian Black Opal Certified - 1.28 ct Brand: None Metal Purity: Natural, Certified Gemstones: Australian Opal Carat Weights: 1.28 ct Size/Dimensions: 9.63 x 7.29 x 2.86 mm ASee Sold Price
Sold2020Lightning Ridge Australian Black Opal Certified- 1.12Title: Lightning Ridge Australian Black Opal Certified- 1.12 ct Metal Purity: Natural, Certified Gemstones: Australian Opal Carat Weights: 1.12 ct Size/Dimensions: 9.13 x 7.50 x 2.74 mm Additional InfSee Sold Price
Sold202414k Yellow Gold Black Opal Bracelet14k yellow gold bracelet with seven links of inlaid black opal. White gold floral bead between each link. Lobster type clasp is marked "14K". Length of bracelet: 7". Weight: 13.7g including opals.See Sold Price
Sold2022VINTAGE 14K AUSTRALIAN OPAL BRACELET14KT Yellow gold Australian opal station bracelet for (4) bezel set opals. 7.25" long, 8.7 grams. Figure eight safety clasp.See Sold Price
7 days LeftHeritage Auctions55209: Black Opal, Diamond, Platinum Bracelet Stones:$3,400
Oct 12Hess Fine AuctionsExtraordinary Black Opal Platinum Filigree Diamond Art Deco Numbered Designer Convertible Pendant Br$10
Oct 20Miami Auctions & Appraisals LLC 11.52cts GIA Black opal Diamond Platinum Halo Cocktail Ring$9,000
Oct 20Miami Auctions & Appraisals LLC Estate 13.78cts Black opal Diamond Platinum Cocktail Ring$21,000
Oct 09DuMouchellesPiaget (Swiss, Founded 1874) 18K Gold with Black Opal Mosaic Dial Bracelet Watch L 165mm$3,000