Sold2022Black, Starr & Frost, Art Deco diamond broochBlack, Starr & Frost Art Deco diamond brooch Set with old European-cut diamonds Platinum Signed B.S & F 2 x 0.125 in; Gross weight 5.9 dwtsSee Sold Price
Sold2021Art Deco Platinum Rock Crystal Diamond Ruby BroochApparently unmarked, containing center bezel set round diamond. Slight Chip to Rock Crystal. Weight appx. 1.35carat, pave set diamonds, total weight appx. 2.58carat, 50 small calibre cut rubies, totalSee Sold Price
Sold2022Art Deco Rock Crystal Platinum Brooch with Single Cut DiamondsArt Deco Rock Crystal Brooch with single cut diamonds, Emerald, Ruby, Ametrine set in platinum. Gems Cabochon cut, diamond full cut. Gems tested by jeweler. small ametrine missing on one side. PleaseSee Sold Price
Sold2022AN ART DECO DIAMOND, ROCK CRYSTAL AND ENAMEL BROOCHAN ART DECO DIAMOND, ROCK CRYSTAL AND ENAMEL BROOCH the rectangular plaque with pierced diamond-set leaves, spaced by frosted rock crystal and diamond panels, between black enamel and diamond borders.See Sold Price
Sold2021CARTIER, IMPORTANT ART-DECO ROCK CRYSTAL AND DIAMONDCARTIER, IMPORTANT ART-DECO ROCK CRYSTAL AND DIAMOND BROOCH, set with 5 larger old cut diamonds and smaller diamonds totalling approx. 4.70 ct. The 2 sides set with carved rock crystal in trapezium shSee Sold Price
Sold2022ART DECO ROCK CRYSTAL, ENAMEL AND DIAMOND BROOCH,ART DECO ROCK CRYSTAL, ENAMEL AND DIAMOND BROOCH, CIRCA 1925 Of geometric design, the openwork square rock crystal plaque accented by black enamel bands and single-cut diamonds, between pierced, similSee Sold Price
Sold2017Ladies Art Deco Diamond, Black Onyx, Rock CrystalLadies Art Deco Diamond, Black Onyx, Rock Crystal Quartz, Platinum, 14k Gold Wristwatch. DIAL: Round, white, stylized black Arabic numeral hour markers, black outer minutes track, blued diamond hands.See Sold Price
Sold2022Art Deco Rock Crystal, Gold, Platinum, Enamel and Diamond Cigarette Case, FranceArt Deco Rock Crystal, Gold, Platinum, Enamel and Diamond Cigarette Case, France 18 kt., black and white enamel, rose-cut diamonds, with maker's mark and French assay marks, c. 1920. 3 3/8 x 1 3/4 x 1See Sold Price
Sold2022Deco Diamond and Platinum BroochArt Deco Diamond, Emerald, Black Onyx and Platinum Brooch. Set in the center with an approx. .65 carat old European cut diamond, H-I color, VS2 clarity. Accented with approx. 3.50 carat TW old EuropeaSee Sold Price
Sold2015Collection of Two Art Deco Diamond, Multi-Stone,Collection of Two Art Deco Diamond, Multi-Stone, Platinum, 14k White Gold Jewelry Items. Including one diamond, sapphire, rock crystal quartz, 14k white gold floral and filigree motif brooch measuringSee Sold Price
Sold2022BOUCHERON, AN EXCEPTIONAL ANTIQUE ART DECO DIAMOND AND ENAMEL BROOCH in platinum and 18ct white goldBOUCHERON, AN EXCEPTIONAL ANTIQUE ART DECO DIAMOND AND ENAMEL BROOCH in platinum and 18ct white gold, the geometric body set with old cut diamonds within two octagonal borders of black enamel, the priSee 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
Sold2022ZINO ladies' Art Deco wristwatchMechanical hand-wound movement, platinum case set with single-cut diamonds. White dial with Arabic numerals, blued hands. Missing crystal. Bracelet of braided black thread. In running dition.See Sold Price
Sold2020Art Deco Platinum, Diamond and Emerald BroochArt Deco Platinum, Diamond and Emerald Brooch , set with 1 emerald-cut diamond, approx. 1.03 ct. (VVS2/I), 4 emerald-cut diamonds, each approx. .38 (VS1/H-I), 2 fancy step-cut diamonds, each approx. .See Sold Price
Sold2022Art Deco Platinum Diamond BroochArt Deco Platinum Diamond Brooch Weighing 15.1 grams Set with 135 Diamonds weighing app. 9.00 Ct. E-G Color, VS1-SI2 Clarity 2.25 x 1 inchesSee Sold Price
Sold2022Art Deco French Platinum Diamond BroochArt Deco French Platinum Diamond Brooch Weighing 21.9 grams Set with app. 9.50 Ct. of Diamonds E-G Color, VVS-VS Clarity 2 inches in lengthSee Sold Price
Sold2022Art Deco Platinum Diamond Brooch/ClipsArt Deco Platinum Diamond Brooch/Clips Weighing 28.8 grams Set with 108 Diamonds weighing app. 12.00 Ct. F-H Color, VS1-SI1 Clarity 2 Inches in lengthSee Sold Price
Sold2022Art Deco Platinum Sapphire and Diamond BroochArt Deco Platinum Sapphire and Diamond Brooch Item # 6953 Category Pins & Clips *Art Deco Platinum Sapphire and Diamond Brooch* Weighing 20.9 grams Set with 24 dangling diamonds weighing app. 4.70 Ct.See Sold Price
Sold2021An Art Deco diamond and platinum clip/broochAn Art Deco diamond and platinum clip/brooch set with circular-cut, kite-shaped, emerald-cut, and calveshead diamonds; estimated total diamond weight: 8.00 carats, all within an openwork setting. (15.See Sold Price
Sold2022Turquoise and Diamond Flower Brooch Item # 6911 Category Pins & Clips Art Deco Platinum TurquoiseTurquoise and Diamond Flower Brooch Item # 6911 Category Pins & Clips Art Deco Platinum Turquoise and Diamond Flower Brooch Weighing 20.9 grams Set with an app. 18.00 Ct. real Turquoise Oval CabochonSee Sold Price
Sold2022Art Deco Platinum 4.60 Ct. Diamond BroochArt Deco Platinum 4.60 Ct. Diamond Brooch Weighing 8.2 grams Set with 3 Marquise Diamonds weighing app. 2.10 Ct. One of the Marquise are GIA Certified Along with 76 European-cut Diamonds weighing app.See Sold Price
Sold2023Art Deco 18 Karat Yellow Gold, Platinum, Diamond and Ruby Bar BroochArt Deco 18 Karat Yellow Gold, Platinum, Diamond and Ruby Bar Brooch Bezel set on the diagonal with four square French cut Diamonds [G/VVS], approximate total weight 2.05 carats, and enhanced with 16See Sold Price
Sold2022HENNEL, AN IMPORTANT ART DECO ROCK CRYSTAL, EMERALD AND DIAMOND BRACELET, 1929 comprising a row ofHENNEL, AN IMPORTANT ART DECO ROCK CRYSTAL, EMERALD AND DIAMOND BRACELET, 1929 comprising a row of eight octagonal polished rock crystal links, connected by links set with panels of calibre cut emeralSee Sold Price
Sold2018WISE & SON ART DECO DIAMOND & PLATINUM BROOCHWith three millegrained bezel-set OEC diamonds, approx. .90 ct., 1.50 cts. or .90 ct., centering graduated lines of OEC diamonds, approx. 5.0 cts. TW, in a geometric design. Ca. 1930. Stamped Wise & SSee Sold Price
5 days LeftElmwood'sAN ANTIQUE ART DECO FROSTED ROCK CRYSTAL AND DIAMOND BROOCH in platinum, set with a rectangular f...£2,000
4 days LeftFederal Assets AuctioneersAntique Art Deco Black Starr Frost Platinum GIA Natural Pearl & Diamond Bar Pin$1
5 days LeftElmwood'sAN ART DECO ROCK CRYSTAL, ONYX AND DIAMOND BROOCH set with an open oval of polished rock crystal,...£4,000
May 11Hess Fine AuctionsAntique Marcus & Co. 5ctw Fine Old Euro Diamond Aquamarine Center Platinum Art Nouveau Era Pendant B$450(5 bids)
May 06Heritage Auctions55269: Cartier Art Deco Diamond, Multi-Stone, Enamel, $3,000