Sold201718K ART NOUVEAU FRENCH ENAMEL DIAMOND BROOCHAntique 18K yellow gold portrait with 4 rose cut diamonds around the laurel wreath. Weighs 8 grams. 1" in diameter. Some enamel loss.See 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
Sold2021French Art Nouveau 18k Gold Diamond Dragon Brooch PinFrench Art Nouveau 18k gold dragon brooch with old mine and rose cut diamonds. Brooch measures 47mm x 35mm. Marked with French marks. Weight - 3.7 grams.See Sold Price
Sold202414K Gold Diamond Art Nouveau Edwardian Brooch 16grAn antique ladies Edwardian 14k gold and diamond brooch and or pendant. Rectangular yellow gold woven buckle design, decorated with a profusion of tiny diamonds, with an Art Nouveau crown design to toSee Sold Price
Sold2022French Art Deco Platinum Diamond Emerald and Amethyst Floral Brooch Trabert & Hoeffer MauboussinTitle: French Art Deco Platinum Diamond Emerald and Amethyst Floral Brooch Trabert & Hoeffer Mauboussin Description: French Art Deco Platinum Diamond Emerald and Amethyst Floral Brooch Trabert & HoeffSee Sold Price
Sold2022A FRENCH ART DECO DIAMOND CLIP BROOCH in platinum and 18ct white gold, designed as a shield, setA FRENCH ART DECO DIAMOND CLIP BROOCH in platinum and 18ct white gold, designed as a shield, set with shield, baguette, emerald, and single cut diamonds all totalling 3.0-3.5 carats, French assay markSee Sold Price
Sold2021GRAPE VINE FORM 18KT GOLD DIAMOND FRENCH ART NOUVEAUGRAPE VINE FORM 18KT GOLD DIAMOND FRENCH ART NOUVEAU STYLE PENDANT BROOCH An impressive mid 20th century French Art Nouveau style 18kt Gold & Diamond Grape Vine Pendant Brooch, marked 'FRANCE 18K' wiSee 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
Sold2015THREE SAPPHIRE AND DIAMOND RINGSEdwardian five-stone sapphire ring with diamond loops in platinum-topped 18k gold; Art Nouveau three-stone ring in platinum-topped 18k gold; Art Deco three-stone ring in 18k wg. Diamonds approx. 1.62See Sold Price
Sold2021French Art Nouveau plique-a-jour brooch pendantFrench Art Nouveau diamond and plique-a-jour enamel brooch pendant The enamel thistle and leaves with plique-a-jour enamel background, rose-cut diamond frame, suspending a cultured pearl, c. 1900 PlatSee Sold Price
2023Art Deco French Platinum Diamond and Sapphire BroochDESCRIPTION: an Art Deco brooch crafted with a platinum frame decorated with bouquet style form with lattice and swirling designs. The brooch inset with approx. 2cts of smaller diamonds and approx 2ctSee Sold Price
Sold2022Art Nouveau brooch in platinum studded with brilliant and rose cut diamonds.Art Nouveau brooch in platinum studded with brilliant and rose cut diamonds.See Sold Price
Sold2016Art Nouveau Sapphire, Diamond, Platinum-Topped, 14kArt Nouveau Sapphire, Diamond, Platinum-Topped, 14k Yellow Gold Circle Brooch. Featuring six round-cut sapphires weighing a total of approximately 1.15 cttw., accented by eighteen round-cut diamonds wSee Sold Price
Sold2023TIFFANY & CO. PLATINUM & 18K 4CTW DIAMOND BROOCHCirca 1890's Art Nouveau antique Tiffany and Co platinum brooch having 4ctw old mine cut diamonds(Clarity:VS-SI/Color:E-H) with an onyx inlay and 18K yellow gold clasp/pin. Stamped 18K on clasp, engraSee Sold Price
Sold2018* An Art Deco Platinum, Diamond, Onyx and Emerald Bar* An Art Deco Platinum, Diamond, Onyx and Emerald Bar Brooch, French, containing 133 old European and round single cut diamonds weighing approximately 2.70 carats total, 36 calibre cut onyx, and eightSee Sold Price
Sold2021A PEARL AND DIAMOND BROOCH in 18ct yellow and whiteA PEARL AND DIAMOND BROOCH in 18ct yellow and white gold, the Art Nouveau design set with old cut and rose cut diamonds, suspending a drop set with a pearl of 12.6mm, French assay marks, 4.0cm, 8.4g.See Sold Price
Sold2022A FRENCH ART DECO ONYX AND DIAMOND ARROW JABOT PIN BROOCH in platinum, designed as an arrow, setA FRENCH ART DECO ONYX AND DIAMOND ARROW JABOT PIN BROOCH in platinum, designed as an arrow, set with polished onyx and rose cut diamonds, French maker's mark, French assay marks, 4.3cm, 2.2g.See Sold Price
Sold2021Art Nouveau Platinum Diamond Plique a JurArt Nouveau Platinum Weight 11.56gr Measurement 1.3”X1.28”  Diamond 3ct VS1 H Plique a Jur Pendant-BroochSee Sold Price
Sold2016SIX EDWARDIAN GOLD JEWELSComprising two American Art Nouveau brooches, a flower, and enameled gold clover with diamond; Starburst with pearls and opals; Sloan brooch with Montana sapphire and seed pearls; Laurel pendant withSee Sold Price
Sold2020Art Nouveau 18k Gold, Diamonds & Pearls Eagle BroochEdwardian Eagle with two natural Pearls hanging & Rose Cut Diamonds on the Wings. American Eagle Brooch Weight: 8.6 g. Measurements: 1.5x2.3".See Sold Price
Sold2023LADIES EDWARDIAN FILIGREE RING.American, early 20th century. Art Nouveau filigree platinum (tested) ring with .30 ct brilliant cut center diamond surrounded by smaller diamonds in flower motif. Size 5.See Sold Price
Sold2021Ornate Costume Jewelry Edwardian Style BroochOrnate Costume Jewelry Edwardian / Art Nouveau Style Brooch or Necklace Pendant. Gold plated with prong set and pave set synthetic diamonds / CZ and a faux pearl. Can be worn as a necklace pendant orSee 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
Sold2015ART NOUVEAU DIAMOND AND PEARL BROOCHIn a platinum and yellow gold arrow-shaped frame set with fifty-five old European and rose cut diamonds, 2.43 cts total, with a pear shaped cultured pearl drop, 9.10 gr.Centre old European cut diamondSee Sold Price
Jun 06Elmwood'sAN ART DECO DIAMOND AND ONYX BAR BROOCH in platinum and gold, set with a row of old cut diamonds£3,500
18 hrs LeftSeized Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch PinUS$1
5 days LeftFederal Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch PinUS$1
5 days LeftFederal Assets AuctioneersAntique Edwardian French 18k Gold & Platinum 0.80 ctw Diamond Pearl Bar Pin BrooUS$1
Jun 12Ostantix AuctionsAn important vintage 18 and 21.7 carat gold, geode plaque and diamond brooch/pendant€1,200