Sold2016Superb Cabochon Cut Black Opal NaturalThis 0.76CT Cabochon Cut Natural Black Opal is an absolute must have if you're collecting opals. As you can see by the pictures, this gemstone appears as if it is on fire - the colors are simply amaziSee Sold Price
Sold20231.25ct AFRICAN BLACK OPAL OVAL CABOCHON CUT NATURALLOOSE NATURAL UNTREATED OVAL CABOCHON BLACK OPALOpal measures 8.4x7.1x4.3mmNatural untreated African Black Opal1.25ctAll pictures are taken without any artificial light, only natural daylight, so youSee Sold Price
Sold20190.85ct AFRICAN BLACK OPAL OVAL CABOCHON CUT NATURALLOOSE NATURAL UNTREATED OVAL CABOCHON BLACK OPALOpal measures apx 8.5x6.2mmNatural untreated African Black Opal0.85ctAll pictures are taken without any artificial light, only natural daylight, so youSee Sold Price
Sold2021Cts. 2.35 Natural Ethiopian Black OpalNatural and very fiery Ethiopian Welo black opal. Treatment: enhanced by smoking. Shape/Cut: Oval/Cabochon. Macro magnification without any improvement. Dimensions: 12x8x4 mm; Weight:2.35 ct.See Sold Price
Sold20213.44 Ctw Natural Black Fire Opal Oval CutTitle: 3.44 Ctw Natural Black Fire Opal Oval Cut Stone Clarity: Translucent Gemstone: Black Opal Carat Weights: 3.44 Size/ Dimensions: 14.30 x 10.60 x 5.00 mm Additional Info: Excellent Pear CabochonSee Sold Price
Sold20211.44Ct IF Superb Round cut 8 x 8 mm 3D Multi colorTitle: 1.44Ct IF Superb Round cut 8 x 8 mm 3D Multi color Disco Black Fire Opal Color/Clarity: Multi Color Dancing Gemstone Type: natural/untreated Carat Weights: 1.44 Size/Dimensions: 8.29 x 8.29 x 5See Sold Price
Sold2020Diamond Opal and Sapphire NecklaceCrafted in platinum and 18K gold; set with a trapezoid cabochon-cut black opal, measuring approximately 12.40 x 9.30 x 4.65 mm; lozenge-shaped sapphire, weighing approximately 2.60 carats; accented bySee Sold Price
Sold2018A Platinum, Black Opal and Diamond Pendant, 15.40 dwts.A Platinum, Black Opal and Diamond Pendant, containing one oval cabochon cut black opal measuring approximately 29.00 x 21.00 x 8.84 mm and 52 round brilliant cut diamonds weighing approximately 5.00See 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
Sold2016Silver/Gold Vermeil, Opal and Diamond NecklaceBeautiful Silver/Gold Vermeil, Opal and Diamond Necklace, composed of thirty-three oval links, each mounted with an oval cabochon-cut black opal, with an approximate total weight of 18.25 carats, andSee Sold Price
Sold2021Loose 2.39ct black opalLoose 2.39ct oval cabochon cut black opal displaying green fire. Measures 14.5x9.55x3.44mm. TH-231See 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
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
Sold2021GROUP OF SEVEN PAIRS OF 14 KARAT YELLOW GOLD & OPALcomprising one pair with two round cabochon cut semi-black opals at approximately 0.90 carats total (1.1 grams); one pair with two oval cabochon cut white opals at approximately 0.40 carats total (0.9See Sold Price
Sold202414KT GOLD OPAL, SAPPHIRE & DIAMOND RINGA captivating 14k two-tone gold ring adorned with an oval cabochon cut natural opal center, flanked by emerald cut green and yellow sapphire corundum gemstones and round brilliant cut diamonds. This uSee Sold Price
Sold202214K Opal and Pink Sapphire Diamond Ring14K Yellow Gold Natural Opal, Pink Sapphire Corundum, and Diamond Ring. A pear cabochon cut natural opal gemstone is mounted in the center of the ring. Heart-cut natural pink sapphire corundum gemstonSee Sold Price
Sold202014 KARAT YELLOW GOLD & BLACK STAR DIOPSIDE RINGcentering one round cabochon cut natural black star diopside weighing approximately 11.07 carats 15.8 grams size: 6 1/4See Sold Price
Sold20172.90ct Natural Opal Stone Earrings CRV$595Stamped 14K opal stone earrings; set with 2.90ct oval shape cabochon cut natural opal stones; certified replacement value $595; 0.93 gramsSee Sold Price
Sold2018Fine Quality Oval Cut Natural Black Opal - 2.00 ctItem: Fine Quality Oval Cut Natural Black Opal - 2.00 ct Color/Clarity: VS Loose gemstone Carat Weight: 2 Size (mm): 9.40 x 7.20 x 4.80 Oval - Ethiopia No Reserve: This lot starts at $1 and has no resSee Sold Price
Sold2018Awesome Oval Cut Natural Black Opal - 1.99 ctItem: Awesome Oval Cut Natural Black Opal - 1.99 ct Color/Clarity: VVS Loose gemstone Carat Weight: 1.99 Size (mm): 12.00 x 8.35 x 4.00 Oval - Ethiopia No Reserve: This lot starts at $1 and has no resSee Sold Price
Sold2022Yellow Gold, Opal and Diamond Ring14 kt. Yellow Gold, Opal and Diamond Ring, center prong set mixed cut natural black opal, wt. approx. 1.53 cts.; reticulated shoulders set with numerous round brilliant cut diamonds, total wt. approx.See Sold Price
Sold202014 KARAT YELLOW GOLD, DIAMOND, & OPAL PENDANTcentering one free form cabochon cut natural white opal measuring 55.80 x 28.00 x 3.65 mm weighing approximately 29.43 carats; and 19 full cut diamonds [I/VS] weighing approximately 1.82 carats totalSee Sold Price
Sold202318 Karat Yellow Gold and Opal Pendant/Enhancer18 Kt. yellow gold pendant/enhancer bezel set with one free-form cabochon cut natural White Opal, approximately 31.62 x 21.64 x 8.67 mm. in diameter, with bead decoration and satin finish, 30.4 grams,See Sold Price
616 Lots AwayFederal Assets Auctioneers13.39 ctw Opal and 1.53 ctw Diamond 14K White and Yellow Gold Pendant$1
2 days LeftFederal Assets AuctioneersMen's Vintage 18k Gold Black Star Sapphire Diamond Oval Nugget Finish Cuff Links$1(1 bid)
929 Lots AwayFederal Assets AuctioneersVintage 14K Yellow Gold Round Cabochon Prong Opal Open Heart Pendant Necklace$1
701 Lots AwayFederal Assets AuctioneersVintage 14k Gold Oval Cabochon Opal w/ 4.0 ctw Round Diamond Halo Cocktail Ring$1
2024Federal Assets Auctioneers18K TT Gold 23.38 ctw GIA Cabochon Opal Diamond Sapphire Emerald Spray PendantSee Sold Price
2 days LeftFederal Assets AuctioneersEstate FINE 14K Gold 3.81 ctw Cabochon Opal Round Baguette Diamond Cocktail Ring$1
3 days LeftFederal Assets AuctioneersSolid Platinum 18K Yellow Gold 3.69 ctw Oval Opal & Diamond Halo Pendant Necklac$1
3 days LeftSeized Assets AuctioneersMen's Vintage 10k Gold Black Onyx Gold Leaf Design Masonic Solitaire Band Ring$1
4 days LeftSeized Assets AuctioneersVintage 14k Yellow Gold Cabochon Oval Opal Solitaire Twisted Wire Cocktail Ring$1
3 days LeftFederal Assets AuctioneersVintage 14K Yellow Gold Round Cabochon Black Onyx Button Earrings w/ Plain Frame$1
4 days LeftSeized Assets AuctioneersVintage 14K Yellow Gold .42 ctw Diamond & Opal Round Open Brooch Pendant Necklac$1
172 Lots AwayFederal Assets AuctioneersAntique Victorian 14k Gold Opal Seed Pearl Covered Lily Flower Cute Pin Brooch$1
131 Lots AwaySeized Assets Auctioneers14k Solid Yellow Gold Pear Shaped Cabochon Bezel Black Onyx Teardrop "X" Pendant$1
22 hrs LeftFederal Assets AuctioneersMen's 14k Gold Square Black Onyx Infinite Octagon Cuff Links & 3 Button Stud Set$1
2 days LeftFederal Assets AuctioneersVintage 14K Yellow Gold Oval & Round Opal Detailed Open Work Brooch Pin Pendant$1
2 days LeftFederal Assets AuctioneersAntique 14k Rosy Yellow Gold 0.20 ctw Emerald Opal Open Spray Cluster Platter Ri$1
2 days LeftSeized Assets AuctioneersNEW 14K White Gold Oval Cabochon Opal Solitaire Round Diamond Halo Cluster Ring$1
2 days LeftSeized Assets AuctioneersVintage 14K Gold FINE Oval Cabochon Solitaire & Bead Ball Halo Opal Cluster Ring$1
4 days LeftSeized Assets AuctioneersVintage 14K Yellow Gold Round Cabochon Opal Framed Open Heart Brooch Pin Pendant$1
5 days LeftFederal Assets AuctioneersVintage 18K Gold 7" Opal Garnet Sapphire Emerald Multi Color Wide Heavy Bracelet$1
5 days LeftFederal Assets AuctioneersLuca Carati 18k White Gold 4 Station Bezel Black Onyx Long Open Chain Necklace$1
![14 KARAT YELLOW GOLD, DIAMOND, & OPAL PENDANT: centering one free form cabochon cut natural white opal measuring 55.80 x 28.00 x 3.65 mm weighing approximately 29.43 carats; and 19 full cut diamonds [I/VS] weighing approximately 1.82 carats total](https://p1.liveauctioneers.com/1285/182559/91820219_1_x.jpg?height=310&quality=70&version=1603035845)
