Sold20183.5ct Diamond and Platinum BroochAntique Approx. 3.5 Carat Old European Cut Diamond and Platinum Bow Brooch. E-F color, VS1 - VS2 Clarity. Probably French. Unsigned. Measures 2-1/2" x 1-1/2". Approx. weight: 16.0 grams. Condition: GoSee Sold Price
Sold2022David Webb 1.00ctw Diamond, Enamel, 18K/Platinum BroochDavid Webb 1.00ctw VS1-VS2/F-G Diamond, Enamel, and Solid 18K Yellow Gold/Platinum Tiger Brooch W/Emerald Accents - This beautiful tiger brooch was made by David Webb and features Webb's instantly recSee Sold Price
Sold2019Turquoise, Diamond, Platinum Brooch The broochTurquoise, Diamond, Platinum Brooch The brooch features oval-shaped turquoise cabochons ranging in size from 55.00 x 34.00 mm to 80.00 x 25.00 mm, enhanced by full-cut diamonds weighing a total of appSee Sold Price
Sold2018Art Deco Diamond, Platinum, White Gold Clip-BrooArt Deco Diamond, Platinum, White Gold Clip-Brooch The brooch features European and baguetSee Sold Price
Sold2017Diamond, Platinum Brooches, Tiffany & Co. The SDiamond, Platinum Brooches, Tiffany & Co. The Seagull brooches featureSee Sold Price
Sold2021Edwardian Diamond, Tourmaline, Emerald, PlatinumEdwardian Diamond, Tourmaline, Emerald, Platinum Pendant-Brooch The pendant-brooch features a rectangular-shaped step-cut pink tourmaline measuring 10.87 x 9.19 x 5.52 mm and weighing approximately 4.See Sold Price
Sold2023Vintage Diamond Flower Platinum 18K Yellow Gold French BroochThis exquisite Vintage large flower brooch is crafted in France in solid 18-karat yellow gold and platinum, weighing 28.3 grams and measuring 3" long x 2" wide. Simulating a flower with concave peatalSee Sold Price
Sold2019Diamond, Platinum, White Gold, Pendant-Brooch-NeDiamond, Platinum, White Gold, Pendant-Brooch-Necklace The pendant-brooch features marquise-shaped diamonds weighing a total of approximately 2.35 carats, enhanced by baguette-cut diamonds weighing aSee 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
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
Sold2020Diamond, Yellow Sapphire, Platinum, Gold Brooch,Diamond, Yellow Sapphire, Platinum, Gold Brooch, Schlumberger for Tiffany & Co. The brooch features a round-cut yellow sapphire weighing approximately 1.10 carats, enhanced by full-cut diamonds weSee Sold Price
Sold2016Antique Platinum Diamond Brooch PinPlatinum brooch features approx. 1.20ctw in diamonds set in platinum. Brooch measures 31mm in diameter. Tested platinum. Brooch weighs 5.3 grams. Gemstones have not been graded for color and clarity ,See Sold Price
Sold2018ART DECO 14k Gold Platinum Diamond Brooch Pin 8.3gArt Deco diamond brooch. Features an Art Deco reticulated design with pave and bezel set diamonds throughout the rectangular brooch. Unmarked but tested 14k with a platinum top. Approximately 0.55 carSee Sold Price
Sold2017Platinum, Blue Zircon & Diamond BroochSpectacular platinum, blue zircon and diamond brooch. The brooch features a center blue zircon appx. 6.20 carat flanked by two Old Mine-cut diamonds appx. 0.50 ctw., in the center is an OMC diamond apSee Sold Price
Sold2016Victorian Diamond, Conch Pearl, Silver-Topped GoVictorian Diamond, Conch Pearl, Silver-Topped Gold Brooch, French The brooch features EuroSee Sold Price
2021A Fine French Art-Deco Diamond and Platinum BroochDesigned as a bow encrusted with diamonds. Overall approx. 160 top quality diamonds, approx.10Ct in total. Marked. Total weight: 21.07 gr, length: 5.5 cm Condition: For a detailed condition report, pSee Sold Price
Sold2022Elegant Platinum and 5.5ct Diamond BroochDESCRIPTION: A Platinum Diamond Brooch/Pendant features a dangling design inset with an array of Baguette, Marquee, and Round cut diamonds. The center set with the largest 0.5ct round Cut Diamond, furSee Sold Price
Sold2020Diamond and Platinum BroochVintage Approx. 4.0 Carat TW Round Brilliant and Baguette Cut Diamlnd and Platinum Circular Brooch. Diamonds E-F color, VVS-VS clarity. Stamped Plat. Measures 1-1/4" diameter. Approx. weight: 12.17 grSee Sold Price
Sold2021ART DECO PLATINUM SAPPHIRE & DIAMOND ROUND BROOCHOne Art Deco period lady's round platinum diamond & sapphire brooch. The brooch measures approx. 1.50" round and features a total of twenty-three (23), bead set old mind cut diamonds measuring 1.70 -See Sold Price
Sold2021AN 18CT GOLD AND PLATINUM DIAMOND SET BAR BROOCH fAN 18CT GOLD AND PLATINUM DIAMOND SET BAR BROOCH finely modelled with an applied crown 48mm long, app. weight 3.2gSee Sold Price
Sold2020Art Deco Platinum Diamond & Pearl Brooch WatchLadies Touchon & Co fine platinum and gemstone brooch / nurses watch. Features a reticulated pin back section embellished with rose cut diamonds. Underneath are platinum links with natural seed pearlsSee Sold Price
Sold2022A Rare Lacloche Freres 18k Gold Platinum Ruby Diamond Line BroochA Rare Lacloche Freres 18k Gold Platinum Ruby Diamond Line Brooch signed and beautifully preserved highlighting the quality craftsmanship of the esteemed Lacloche Freres Paris. The Brooch features apSee Sold Price
Sold2018JEWELRY. French Platinum, Diamond and Pearl BroochBeautiful French openwork platinum brooch set with 4 white pearls with pink overtones, and diamond accents throughout - in both Old European and rose cuts. Stamped with the French domestic platinum maSee Sold Price
Sold2020Platinum & Diamond Art Deco Brooch Pendant WatchLadies pendant / brooch watch. Features a platinum brooch and case housing a non functioning movement with diamonds. Total diamond weight is approximately 1.0 carats. Weigh 12 grams. Measures 1 3/8" xSee Sold Price
Jun 20Modern JewelryHenri PIQUET Turquoise Diamond Platinum Pin BROOCH Clip Art Deco1920s FrenchUS$21,250
598 Lots AwayFederal Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch PinUS$1
3 days LeftSeized Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch PinUS$1
Jun 20Modern JewelryArt Deco DOUBLE CLIP Pin Brooch Pair French Platinum Gold Pearl Diamond 1930sUS$13,750
Jun 23Modern JewelryTiffany & Co. 2.75 Carat Round Brilliant F VS1 Diamond Pearl Platinum BroochUS$12,750