Sold2019Black Onyx and Diamond LocketBlack Onyx and Diamond Locket Black Onyx and Diamond Locket Containing one full cut diamond approximately 0.14 carat. 1.5" x 1" suspended from a 14k gold and black enamel bale.See Sold Price
Sold2016Russian Gold Black Onyx stone & diamonds brooch locketRussian Gold Black Onyx stone with diamonds brooch locket. Marked and Stamped. Comes in presentation box.Dimensions: Total length: 2" approx Total width: 2.5" approx length of suspension: 1.3" width oSee Sold Price
Sold202414K Gold Diamond & Black Onyx Locket,13 round diamonds totaling 1 carat, black onyx field, 1 1/2" X 1 1/4", 13.7 grams.See Sold Price
Sold2016Onyx, Diamond, Gold & Silver Locket w/ 18K Chain.An onyx, diamond, gold, & silver locket with chain. ++ Locket rectangular in shape with black onyx body, silver and diamond chip filigree work on the front side and on the bail. Opens to reveal to phoSee Sold Price
Sold2021Antique carved amethyst and gem dog seal and fob locketAntique carved amethyst and gem dog seal and fob locket The carved amethyst dog head with a diamond collar opens to reveal compartment, enhanced by rubies and emeralds, with a black onyx seal, circa 1See Sold Price
Sold2018Pair of Ruby, Black Onyx, Diamond, 18k Yellow GoldPair of Ruby, Black Onyx, Diamond, 18k Yellow Gold Ear Clips. Each featuring one round removable black onyx disc measuring approximately 22 mm and two pear shaped black onyx cabochons with a central bSee Sold Price
Sold2019Two-Color Gold Black Onyx Diamond Pendant NecklaceThis unique designed c. 1970 onyx pendant necklace from Italy is crafted in 18K and 14K yellow and rose gold, weighing 61.66 grams and measuring 60mm in diameter while the chain measuring 47cm (17 1/2See Sold Price
Sold2019David Yurman Black Onyx, Diamond, Sterling SilverDavid Yurman Black Onyx, Diamond, Sterling Silver Jewelry Suite. Including one rectangular shaped faceted-top black onyx cabochon, diamond, sterling silver pendant measuring approximately 47 x 22 mm;See Sold Price
Sold2018A Lady's 18K Black Onyx & Diamond Enhancer18K yellow gold enhancer featuring 24 full cut diamonds weighing approx. 1.25 ctw set in prongs down the center of the textured gold set in large flat round black onyx disc, 2.5 in. W, 40.1 gramsSee Sold Price
Sold201618K Gold Red Coral & Black Onyx Diamond Drop EarringsContemporary Art Deco style drop dangle earrings. Crafted of solid 18k white gold. Features pink angel skin coral and black onyx in a geometric pear shape design. Knot style carved links connecting aSee Sold Price
Sold2022A Black Onyx & Diamond Slide & Earrings in 14K1) 14K yellow gold rectangular black onyx and diamond earrings, post with Omega backs, 1 in. L and 2) Matched design custom made 14K yellow gold rectangular slide with black onyx and diamonds, hinge cSee Sold Price
Sold202214k white gold, black onyx diamond necklace14k white gold, black onyx diamond necklace, 9.3 dwtsChain: 15"Pendant: 1 1/2 inches.--------------------------------------------------------------------Davids notes: There are approximately 100 roundSee Sold Price
Sold2018David Yurman Silver Black Onyx Diamond PendantOne stamped & tested sterling Silver David Yurman Albion Collection faceted onyx & diamond pendant. Measurements: 1.75 inch x 1.75 inch. The vision of every artist is to create something innovative thSee Sold Price
Sold2017Pair of Black Onyx, Diamond, 14k White Gold DropPair of Black Onyx, Diamond, 14k White Gold Drop Earrings. Each featuring one black onyx drop measuring approximately 25 x 10 mm, accented by fourteen round-cut diamonds weighing a total of approximatSee Sold Price
Sold2023Black Onyx & Diamond Ring 14Kt.14Kt Yellow Gold Black Onyx & Diamond Ring. Ring has Black Onyx Gemstone with one Diamond. Ring size: 10.50. Total weight: 9.70 Grams. Diamond weight approx 0.50ct.See Sold Price
Sold202214k Art Deco Black Onyx & Diamond Ring14k White Gold & Platinum Gram Weight: 6.6 Art Deco Black Onyx & Diamond Ring Size: 6.5See Sold Price
Sold2024Gump's Black Onyx, Diamond, 18k Yellow Gold Crab BroochGump's Black Onyx, Diamond, 18k Yellow Gold Crab Brooch. Designed as a crab, the shell comprised of a black onyx cabochon measuring approximately 15.2 x 19.5 mm, the eyes completed by two full-cut diaSee Sold Price
Sold2022.30ct Natural Jet Black Onyx Diamonds Ring 18 KaratGreek Iconic Ring.Natural Jet Black Onyx, Sapphire Diamonds ring..15ct Natural Cabochon Blue Sapphire..30ct. Diamonds G-color Vs-2 clarity.Gorgeous Carved German Onyx Inlay 18kt. yellow gold 5.7 gramsSee Sold Price
Sold2022Vintage Black Onyx & Diamond Pave Ring, 14kThis super chic black onyx and diamond accented ring is a geometric feast for your hand. It is bold yet flashy with diamonds sparkling within the high polished facets of black onyx and a gold split shSee Sold Price
Sold2016An Art Deco Black Onyx & Diamond Bow PinPlatinum Art Deco brooch with black onyx and diamond bow brooch, 2 in. L, 9 gramsSee Sold Price
Sold202414k Designer Black Onyx & Diamond Ring14k gold with black onyx and diamond ring. This ring is a handmade piece and is designed with a massive oval black onyx stone set in the center of the mounting that is surrounded by pave diamonds withSee Sold Price
Sold2017A Lady's Gold, Black Onyx & Diamond Brooch by Erte14K yellow gold rectangular brooch by Erte featuring diamond studded snake wrapped around woman's body with diamond accents in the corners of the brooch, carved black onyx base, traditional pin back,See Sold Price
Sold2023Antique Edwardian Oval Black Onyx Diamond Filigree Ring 10K Yellow Gold, 2.67 GrAntique Edwardian Oval Black Onyx Diamond Filigree Ring 10K Yellow Gold, 2.67 Gr This is a beautiful ring! Circa: 1901 - 1910, Edwardian Gemstones: 1 oval black onyx, 12.2 mm x 6.3 mm Diamond: 1 roundSee Sold Price
6 days LeftMiami Auctions & Appraisals LLC Retro Black Onyx Diamond Yellow Gold Dome Bangle Bracelet$6,600
612 Lots AwaySeized Assets Auctioneers14k Yellow Gold Fan Shape Carved Black Onyx Diamond Pearl Pendant On Cable Chain$1
Featured3 days LeftJasper52Vintage 1960's Marquise Black Onyx Diamond Cocktail Ring 14K Yellow Gold 9.54 Gr$1,400
3 days LeftJasper52Vintage Geometric Black Onyx Diamond Drop Earrings 14K Yellow Gold, 9.82 Gram$1,600
3 days LeftJasper52Vintage Black Onyx Diamond Geometric Pendant Necklace 14K Yellow Gold 28.50 Gr$2,600
3 days LeftJasper52Vintage Black Onyx Diamond Square Bangle Bracelet 14K Yellow Gold, 30.75 Grams$2,800
367 Lots AwayMynt AuctionsTiffany & Co. T Black Onyx & Diamond Circle Pendant in 18K Rose Gold 0.05 CTW$5
3 days LeftActivity AuctionsVan Cleef & Arpels Vintage Alhambra Black Onyx and Diamond Ring 18kt YG COA Box$3,250
Jun 09Donny Malone AuctionsAssorted Men's Lot: .925 Sterling with Amber Cuff Links; Simons Sterling Buckle; Taxco Sterling$10
2 days LeftSeized Assets AuctioneersAntique Edwardian 18k Gold Platinum Black Onyx & Rose Cut Diamond Belly Bracelet$1(1 bid)
4 days LeftSeized Assets Auctioneers14K Yellow Gold .12 ctw Pave Diamond Black Onyx Sides Polished Wide Dome Band Ri$1