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
Sold2022ART DECO DIAMOND BROOCH,ART DECO DIAMOND BROOCH, CIRCA 1930 Of openwork, geometric design, set with old brilliant-cut diamonds, diamonds approx. 2.70cts total, length 4.4cmSee Sold Price
Sold2022ART DECO SAPPHIRE AND DIAMOND BROOCH,ART DECO SAPPHIRE AND DIAMOND BROOCH, CIRCA 1925 The openwork geometric plaque millegrain-set throughout with old brilliant and single-cut diamonds, accented by circular-cut sapphires, diamonds approxSee 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
Sold2022IMPORTANT LARGE ART-DECO CUPPRIAN TOURMALINE AND DIAMOND BROOCHIMPORTANT LARGE ART-DECO CUPPRIAN TOURMALINE AND DIAMOND BROOCH, the brooch of part openwork design, The centre section of rectangular design set with diamonds, and a cupprian tourmaline to the centreSee Sold Price
Sold2022IMPORTANT LARGE ART-DECO CUPPRIAN TOURMALINE AND DIAMOND BROOCHIMPORTANT LARGE ART-DECO CUPPRIAN TOURMALINE AND DIAMOND BROOCH, the brooch of part openwork design, The centre section of rectangular design set with diamonds, and a cupprian tourmaline to the centreSee Sold Price
Sold2022ART DECO DIAMOND BROOCH/CLASP, CIRCA 1935, AND TRIPLE ROW CULTURED PEARL NECKLACEART DECO DIAMOND BROOCH/CLASP, CIRCA 1935, AND TRIPLE ROW CULTURED PEARL NECKLACE The openwork geometric plaque set throughout with cushion-shaped and old brilliant diamonds, with step and baguette-cuSee 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
Sold2022AN ART DECO SAPPHIRE AND DIAMOND BAR BROOCH in yellow gold and platinum, the tapering bar set with aAN ART DECO SAPPHIRE AND DIAMOND BAR BROOCH in yellow gold and platinum, the tapering bar set with a floral cluster of diamonds to the centre, flanked by rows of graduated cushion cut blue sapphires,See Sold Price
Sold2023ART-DECO JADE AND DIAMOND BROOCHART-DECO JADE AND DIAMOND BROOCH, in 18 ct. gold and platinum. Set with a square carved green jade plaque to the center, with diamond accents to the sides. W. 5.3 cm. 4.1 grams.See Sold Price
Sold2022ART DECO JADE AND DIAMOND EARRINGS, BROOCH AND RING, (3)ART DECO JADE AND DIAMOND EARRINGS, BROOCH AND RING, CIRCA 1920 1st: Each earring with an openwork surmount of geometric design, set with single-cut diamonds, suspending a jadeite jade plaque carved tSee Sold Price
Sold2024Antique Marcus & Co. 5ctw Fine Old Euro Diamond Aquamarine Center Platinum Art Nouveau Era Pendant BTitle: Antique Marcus & Co. 5ctw Fine Old Euro Diamond Aquamarine Center Platinum Art Nouveau Era Pendant Brooch w/ Orig. Box Dated 1922 Description: A truly dazzling Art Deco era brooch / pendant thaSee Sold Price
Sold2023ART DECO STYLE BROOCH IN WHITE GOLD AND DIAMONDSArt Deco style openwork brooch in 18 kt white gold. of intertwined geometric lines set with diamonds, old cut, set in grain with an estimated weight of 6.50 ct. and center with diamond bezel, brillianSee Sold Price
Sold2021DIAMOND BROOCH, 1930S of bar design in the Art DecoDIAMOND BROOCH, 1930S of bar design in the Art Deco style, centred on a geometric arrangement of millegrain-set circular-cut and baguette diamonds, mounted in platinum and white gold, length 57mm, staSee Sold Price
Sold2021Art Deco "Inverted Butterfly" Diamond BroochAntique American Art Deco "Inverted Butterfly" Diamond Brooch platinum, ca. 1920, S. Kind & Sons, Philadelphia, Pennsylvania, the Art Deco brooch in the form of an inverted butterfly, mounted with sinSee 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
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
Sold2020An Art Deco diamond and platinum brooch, circa 1930An Art Deco diamond and platinum brooch circa 1930 designed as a dimensional ribbon bow set with single and old mine-cut diamonds, suspending articulated step-cut diamond fringe, terminating in old miSee Sold Price
Sold2016Art Deco Aquamarine & Diamond Brooch & PendantTwo Estate Antique Art Deco Aquamarine & Diamond Brooch & Pendant. One mounted as a clip, one mounted as a brooch and pendant. Additional brooch mount included. Set with two aquamarine stones and fortSee Sold Price
Sold2016Antique Art Deco Platinum Carved Jade Diamond BroochAntique Art Deco platinum brooch centering oval carved jade 38m x 16mm, framed by diamonds approx. 0.48ctw. Brooch measures 43mm x 18mm. Tested platinum. Weight is 7.2grams.Gemstones have not been graSee Sold Price
Sold2016Art Deco 1.50ctw Diamond Platinum Brooch PinA platinum brooch set with approximately 1.50ctw of old mine cut diamonds separated by synthetic sapphires. The brooch measures 43mm x 23mm and weighs 6.0 grams.Gemstones have not been graded for coloSee Sold Price
Sold2022ART-DECO DIAMOND RINGART-DECO DIAMOND RING, in platinum. The head of part openwork design, the centre set with baguette cut diamonds, flanked with round cut diamonds and a baguette cut diamod on each shoulder, totalling aSee Sold Price
2 days LeftSeized Assets AuctioneersAntique Art Deco Platinum Old Euro & Mine Cut Diamond Open Geometric Brooch PinUS$1
16 hrs LeftElmwood'sAN ANTIQUE DIAMOND BROOCH the circular openwork brooch set to the centre with an old cut diamond ...£3,000