Sold202218K DIAMOND & ONYX BROOCH PENDANTset with 18 round brilliant cut diamonds approx. 1.35 carats (in our opinion: E color, VS1 clarity, however not guaranteed), and a rhombus cut onyx stone (minor edge chip to backside of stone), in carSee Sold Price
Sold2022Antique Victorian 18k Gold Diamond Onyx Brooch PendantMETAL: 18k Gold. GEMSTONES: Rose cut diamonds. Onyx (stone has small scratches). MEASUREMENTS: Brooch is 38mm x 37mm. TESTED: 18k. WEIGHT: 9.1 grams.Gemstones have not been graded for color and claritSee Sold Price
Sold2022ART DECO, DIAMOND AND ONYX BROOCHART DECO, DIAMOND AND ONYX BROOCH Containing one old European cut diamond weighing approximately 1.80 carats, numerous single cut diamonds weighing approximately 7.75 carats total and one oval shapedSee Sold Price
Sold2023A BEAUTIFUL ART DECO, ENAMEL, DIAMOND AND ONYX BROOCH LOCKET.A BEAUTIFUL ART DECO, ENAMEL, DIAMOND AND ONYX BROOCH LOCKET. L: 60 mm, locket measurements: 30.37 x 30.91mm, weight: 28.7 gram.See Sold Price
Sold2022A FINE ART DECO CORAL, DIAMOND AND ONYX BROOCH in 14ct yellow gold, set with a sugarloaf cabochonA FINE ART DECO CORAL, DIAMOND AND ONYX BROOCH in 14ct yellow gold, set with a sugarloaf cabochon coral against a pierced geometric ground, accented by old and single cut diamonds and polished onyx baSee Sold Price
Sold2023Art Deco Platinum Diamond Onyx Pendant BroochMETAL: Platinum. MEASUREMENTS: Pendant is 38mm x 21mm. GEMSTONES: Onyx, Diamonds approx. 2.20ctw. TESTED: Plat. WEIGHT: 10.3 grams.Gemstones have not been graded for color and clarity ,and tested forSee Sold Price
Sold202318k Gold Diamond Onyx Jade Brooch PendantMETAL: 18k Gold. GEMSTONES: Diamonds approx. 0.42ctw. Jade. Onyx. Ruby. MEASUREMENTS: Brooch is 56mm x 9.3mm at widest point. Brooch has a hook. Jade pendant is removable, can wear as a pendant. MARKESee Sold Price
Sold2020Art Deco Dreicer & Co Platinum Diamond Onyx Bow BroochArt Deco dreicer & Co platinum bow brooch set with approx. 0.66ctw in rose cut diamonds and onyx. Some onyx stones are chipped. Brooch is 53mm x 12mm. Marked: Dreicer & Co, tested Platinum. Weight - 7See Sold Price
Sold2016A 9ct gold diamond and onyx brooch. The taperedA 9ct gold diamond and onyx brooch. The tapered crescent and geometric bars, with onyx panel and brilliant-cut diamond collet opposing terminals. Hallmarks for London, 1999. Length 7.7cms. Weight 7gmsSee Sold Price
Sold2015A late 19th century gold diamond and onyx brooch.A late 19th century gold diamond and onyx brooch. The old-cut diamond, atop a rose-cut diamond foliate motif, inset to the onyx disc and engraved Greek-key surround. Principal diamond estimated weightSee Sold Price
Sold2020Coral, Diamond and Onyx Brooch/PendantCoral, Diamond and Onyx Brooch/Pendant 14k yellow gold, the coral carved in the form of a Buddha head, accented by round brilliant-cut diamonds weighing approximately 0.90 carats in total and black onSee Sold Price
Sold2022IMPRESSIVE DIAMOND AND ONYX BLACKAMOOR BROOCHIMPRESSIVE DIAMOND AND ONYX BLACKAMOOR BROOCH, Wearing diamond earrings and a diamond set turban. This vest decorated with diamonds and accentuated with onyx. diamonds totalling approx. 2 ct. L.4.4 cmSee Sold Price
Sold2023Cartier 18k Gold Diamond and Green Onyx BroochFloral brooch set with 25 green onyx beads each set with a diamond with bow set with eight round brilliant cut diamonds and six baguette cut diamonds, 1 3/4" x 1 3/4" brooch, weight is 16.5 dwt gross,See Sold Price
Sold2022ART-DECO DIAMOND, ONYX AND CORAL BROOCHART-DECO DIAMOND, ONYX AND CORAL BROOCH, Set with diamonds totalling approx. 1.10 ct. Accentuated with 4 onyx bars and a sugarloaf cabochon cut coral. L. 3.6 cm. 7.8 grams.See Sold Price
Sold2017Diamond and Onyx Bow Brooch in 14 Karat White Gold andAn Art-Deco black onyx bow brooch ca 1930's. 14k white gold double pin back and frame. Diamonds set in platinum weighing approximately three carats total weight including center marquise cut diamond.See Sold Price
Sold2021Russian Empire gold diamond flower Perl onyx broochRussian Empire gold diamond flower Perl onyx broochSee Sold Price
Sold20191.68 CARAT DIAMOND AND ONYX BAR BROOCH in high carat1.68 CARAT DIAMOND AND ONYX BAR BROOCH in high carat yellow gold, in Art Deco design set with round cut diamonds totalling approximately 1.68 carats and faceted onyx, unmarked, 6.6cm, 5.3g.See Sold Price
Sold2023DIAMOND AND ONYX BAR BROOCHDIAMOND AND ONYX BAR BROOCH Containing 15 old European cut diamonds weighing approximately 1.00 carat total and eight French cut onyx. Mounted in platinum. 2 3/4 inches long. Gross weight: 4.90 dwt.See 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
Sold201918K Gold, Diamond, and Onyx Jabot Brooch18K Gold, Diamond, and Onyx Jabot Brooch the jabot brooch with two polished black onyx hearts measuring approx. 20.50 x 21.50 mm. and eight single-cut diamonds weighing approx. 0.25 tcw.; 10.37 dwts.;See Sold Price
Sold2018A Yellow Gold, Diamond and Onyx Slide/Brooch, 16.85A Yellow Gold, Diamond and Onyx Slide/Brooch, consisting of a barrel form containing 20 round brilliant cut diamonds weighing approximately 3.40 carats total alternating with three carved curved onyxSee Sold Price
Sold2018CHIC 18k Yellow Gold, Diamond, Emerald & Onyx Lion18k Yellow Gold, Diamond, Emerald & Onyx Lion Brooch · This is a must for any collector. · The weight is 24 grams. The height is 2 inches. The length is 1 3/8 inches. The width is 5/8 of an inch. ThSee Sold Price
Sold2018Collection of Victorian gem-set and 14k gold jewelrycomprising an enamel bangle bracelet (loss to enamel), an old European-cut diamond and black jade pendant, and a cultured pearl and onyx brooch; diamond weighing an estimated 0.20ct; bracelet size: 6See Sold Price
May 31Miami Auctions & Appraisals LLC Cartier Antique Art Deco Diamond Pearl Onyx Platinum Brooch Pin$7,200
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