Sold2021Art Deco Filigree Platinum Diamond Bar Brooch PinMETAL: Platinum/14k Gold hardware. MEASUREMENTS: Brooch is 77mm x 15mm. GEMSTONES: Old mine cut diamonds - approx. 1.80-2.00ctw. TESTED: Plat/14k. WEIGHT: 9.8 grams.Gemstones have not been graded forSee Sold Price
Sold2019Antique 18k Gold Platinum Diamond Bar Brooch PinMETAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 58mm x 4.8mm. Comes with box. GEMSTONES: Old mine and rose cut diamonds approx.1.00-1.20ctw. TESTED: 18k/ Plat top. WEIGHT: 3.8 grams.Gemstones haveSee Sold Price
Sold2024Art Deco Platinum Diamond Bar Brooch PinMetal : Platinum/ 14k Gold hardware Designer : Not Signed Gemstone : Diamonds approx. 1.50ctw. Measurements : Brooch is 65mm x 4.4mm. Marked: : Tested plat, 14k. Weight: 4See Sold Price
Sold20211920’s Platinum Diamond Bar Brooch1920’s Platinum Weight 8.2g Diamond Approx. 0.5ct VS1-H Bar Brooch measurements 1.4”x2.5”See Sold Price
Sold2017Art Deco Approx. 2.5 Carat Old European Cut Diamond,Art Deco Approx. 2.5 Carat Old European Cut Diamond, Sapphire and Platinum Bar Brooch. Diamonds G-H color, VS1-SI1 clarity. Unsigned. Missing one small sapphire Very good condition. Measures 2" W, 3/4See Sold Price
Sold2022JE Caldwell Antique Diamond and Emerald Platinum Bar Pin BroochCa. first quarter 20thC. Amazing quality throughout with 68 clear Columbian emeralds and 82 clear full cut diamonds surrounding the large central EVS1 diamond. Weight approx. 12.9 Grams. Measures apprSee Sold Price
Sold2020ART DECO PLATINUM, DIAMOND, & SAPPHIRE BAR BROOCHcentering one round brilliant cut diamond [K/VS2] weighing approximately 0.92 carats total; 104 single and full cut diamonds [G-H/VS1-VS2] weighing approximately 1.40 carats total; 22 round cut and roSee Sold Price
Sold2020ART DECO PLATINUM, DIAMOND, & SAPPHIRE BAR BROOCHcentering one rectangular step cut very dark sapphire weighing approximately 2.50 carats total; six old European cut diamonds [G-H/VS1-VS2] weighing approximately 0.80 carats total; and 62 single andSee 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
Sold2017Diamond, synthetic sapphire and platinum bar broochArt Deco brooch set with European and rose-cut diamonds, weighing in total approximately 0.90ct; with European marks; length: 2 in. (loss of one diamond and sapphire)See Sold Price
Sold2017Art Deco Platinum Diamond Sapphire Bar BroochMETAL: Platinum. MEASUREMENTS: Brooch is 23mm x 4mm. GEMSTONES: 2 sapphires, 4 diamonds. TESTED: plat. WEIGHT: 3.1 grams.Gemstones have not been graded for color and clarity ,and tested for clarity anSee Sold Price
Sold2023Antique 18k Gold Platinum Diamond Ruby Bar Brooch PinMETAL: 18k Gold. GEMSTONES: Two small rose cut diamonds. Ruby. Center gemstone is chipped. MEASUREMENTS: Brooch is 43mm x 5mm (missing a dangle element). TESTED: 18k, Plat. WEIGHT: 3.2 grams.GemstonesSee Sold Price
Sold2018A Sapphire & Diamond Brooch.A Sapphire & Diamond Brooch. Platinum bar mounting contains one checkerboard faceted blue sapphire with one oval faceted pink sapphire on either side. Throughout the brooch are eight bead set round diSee 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
Sold2019An Art Deco Platinum and Diamond Bar Brooch,An Art Deco Platinum and Diamond Bar Brooch, containing one old European cut diamond weighing approximately 0.40 carat, six old European cut diamonds weighing approximately 0.65 carat total and 64 oldSee Sold Price
Sold2019* An Art Deco Platinum and Diamond Bar Brooch, 5.80* An Art Deco Platinum and Diamond Bar Brooch, containing one old European cut diamond weighing approximately 0.23 carat and 28 old European and round single cut diamonds weighing approximately 1.35 cSee Sold Price
Sold2022Art Deco Platinum and Diamond Bar BroochArt Deco Platinum and Diamond Bar Broochthe shaped bar brooch set with old European and single cut round diamonds weighing approximately 1.33 total carats (H-I color, VS-SI clarity) and with syntheticSee Sold Price
Sold202218k Platinum Sapphire Diamond Bar Brooch18k Platinum Weight 6.13g Sapphire Diamond Bar Brooch Measurements 2.73”x0.17”See Sold Price
Sold2018Platinum and Diamond Bar BroochPlatinum and Diamond Bar Brooch Having fourteen round cut diamonds Condition: Good, light wear, missing center gemstone; unmarked but acid tested as platinum; gemstone(s) tested on the heat conductiviSee Sold Price
Sold2020Aquamarine, Diamond, Platinum-Topped, 14k Yellow GoldAquamarine, Diamond, Platinum-Topped, 14k Yellow Gold Bar Brooch. Featuring one emerald-cut aquamarine weighing approximately 3.60 cts., accented by six rose-cut diamonds, set in a platinum-topped, 14See Sold Price
Sold2018AN ART DECO PLATINUM AND DIAMOND BOW BAR BROOCH theAN ART DECO PLATINUM AND DIAMOND BOW BAR BROOCH the central stone approx. 0.15 ct. 9 grams. 3.75 cm x 3.25 cm.See 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
Sold2017Collection of Four Diamond, Seed Pearl, Turquoise,Collection of Four Diamond, Seed Pearl, Turquoise, Platinum-Topped, Yellow Gold Bar Brooches. Including one diamond, seed pearl, platinum, 14k yellow gold bar brooch measuring approximately 5 x 60 mm;See Sold Price
Sold2018An Edwardian Platinum, Diamond and Seed Pearl BarAn Edwardian Platinum, Diamond and Seed Pearl Bar Brooch, containing seven old European cut diamonds weighing approximately 0.35 carat total and four seed pearls (origin not tested) measuring approximSee Sold Price
716 Lots AwayFederal Assets AuctioneersAntique Victorian 14k Gold & Platinum GIA Old Sapphire Ruby Diamond Long Bar PinUS$1
2 days LeftFederal Assets AuctioneersAntique Art Deco Black Starr Frost Platinum GIA Natural Pearl & Diamond Bar PinUS$1
5 days LeftElmwood'sAN ART DECO DIAMOND AND ONYX BAR BROOCH in platinum and gold, set with a row of old cut diamonds£3,500
3 days LeftSeized Assets AuctioneersAntique Art Deco Platinum 7.24 ctw Diamond Large Sapphire Filigree Brooch PinUS$1
5 days LeftFederal Assets AuctioneersAntique Krementz Edwardian Platinum Top 14k Gold Diamond Etched Bar Pin BroochUS$1
2 days LeftFederal Assets AuctioneersAntique Edwardian Platinum Top 18k Gold 0.55 ctw Diamond Milgrain Bar Pin BroochUS$1
Jun 15Hess Fine AuctionsArt Deco Platinum 5.35ctw Fine Diamond Natural Sapphire Antique Brooch 14K White Gold PinUS$300(6 bids)
5 days LeftElmwood'sMARCUS, AN ART DECO RUBY AND DIAMOND BAR BROOCH set with transitional cut diamonds and French cut£600
5 days LeftElmwood'sAN ANTIQUE SAPPHIRE, PEARL AND DIAMOND BAR BROOCH in yellow gold, designed as a row of old cut£240
Jun 23Modern JewelryTiffany & Co. 2.75 Carat Round Brilliant F VS1 Diamond Pearl Platinum BroochUS$12,750
Jun 20Modern JewelryHenri PIQUET Turquoise Diamond Platinum Pin BROOCH Clip Art Deco1920s FrenchUS$21,250