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
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
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
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
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
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
Sold2023Art Deco Platinum and Diamond Bow Wreath BroochItem/Description: Elegant Deco Retro era circle pin brooch fashioned as a wreath or ribbon from platinum and set with sparkly white round diamonds graduated in size. Approximately one half carat CTW.See Sold Price
Sold2020Art Deco Dreicer & Co Platinum Diamond Onyx Bow BroochArt Deco dreicer & Co platinum bow brooch set with approx. 0.66ctw in rose cut diamonds and onyx. Some onyx stones are chipped. Brooch is 53mm x 12mm. Marked: Dreicer & Co, tested Platinum. Weight - 7See 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
Sold2018Art Deco Diamond, Platinum Circle Bow Brooch.Art Deco Diamond, Platinum Circle Bow Brooch. Featuring thirty-nine old European-cut diamonds weighing a total of approximately 3.25 cttw., set in a platinum circle bow brooch mounting measuring approSee Sold Price
Sold2022Lady's Art Deco Platinum and 3.76 ct Diamond Circle/ Bow Motif BroochLady's Art Deco Platinum and 3.76 ct Diamond Circle/ Bow Motif Brooch Total Diamond Weight 3.76 cts. Weight 19.90 grams. Estimated total clarity VS1-SI2, Estimated Color G-H. See attachments for additSee Sold Price
Sold2021Platinum & Diamond Art Deco Bow BroochPlatinum & Diamond Art Deco Bow Brooch Designed as a bow centering baguette diamonds weighing a total of 0.19 carats accented by old European cut diamonds weighing a total of 0.74 carats and single cuSee Sold Price
Sold2018UDALL & BALLOU ART DECO PLATINUM, 18K GOLD, SAPPHIRE,UDALL & BALLOU ART DECO PLATINUM, 18K GOLD, SAPPHIRE, AND DIAMOND BAR PIN / BROOCH, tested, marked "U&B", featuring 11 hexagonal-cut sapphires in slightly tapering sizes from 4.1 to 4.7 mm side to sidSee 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
Sold2022ART DECO PLATINUM & ROSE GOLD DIAMOND BAR PINF.W. Drosten, Art Deco platinum and 14k rose gold accented diamond bar pin or brooch featuring one larger old mine cut and (18) smaller single cut diamonds weighing approximately 0.50cts total of I-1/See Sold Price
Sold2023An Art Deco Platinum, Gemstone and Diamond Broocha finely crafted antique bar brooch measuring 3.8 cm in length, containing five round mixed cut sapphires (unheated) weighing approximately 1.60 carats total, 18 caliber cut emeralds, and six old EuroSee Sold Price
Sold2016An Art Deco Black Onyx & Diamond Bow PinPlatinum Art Deco brooch with black onyx and diamond bow brooch, 2 in. L, 9 gramsSee Sold Price
Sold2022Art Deco Platinum, Coral and Diamond PinDESCRIPTION: An Art Deco platinum bar pin/brooch centered by an Angel Skin Coral cabochon, encompassed by approx. 1.8cts of round cut diamonds, further finished with etched patterns along the bar. TotSee Sold Price
Sold20161.50 CTW Diamond & Platinum Deco Bow BroochDESCRIPTION: Tested 90% platinum Art Deco bow brooch set with forty-nine round full and single cut diamonds of .02 to .06 carat each. Clarity SI to I1, color I-J. Approximately 1.50 ctw. Also set withSee 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
Sold2020AN ART DECO DIAMOND BAR BROOCH, CIRCA 1940 in platinum,AN ART DECO DIAMOND BAR BROOCH, CIRCA 1940 in platinum, set with a row of graduated old cut diamonds accented by rose cut diamonds, all totalling 0.8-0.9 carats, with engraved foliate decoration to thSee Sold Price
941 Lots AwayFederal Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch PinUS$2(2 bids)
4 days LeftFederal Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch PinUS$1
May 31Miami Auctions & Appraisals LLC Antique Art Deco Diamond Emerald Platinum Bow Brooch Pendant NecklaceUS$21,000
4 days LeftSeized Assets AuctioneersAntique Art Deco Platinum 4.04 ctw Old European Diamond Filigree Bar Pin BroochUS$1
2 days LeftFederal Assets AuctioneersAntique Art Deco Platinum 7.24 ctw Diamond Large Sapphire Filigree Brooch PinUS$1(1 bid)
4 days LeftSeized Assets AuctioneersAntique Art Deco Black Starr Frost Platinum GIA Natural Pearl & Diamond Bar PinUS$1
May 31Miami Auctions & Appraisals LLC Art Deco Vintage Diamond Platinum Calla Lilly Flower Prominent Brooch PinUS$7,000
May 31Miami Auctions & Appraisals LLC Antique Art Deco 5.50ct Diamond Platinum Filigree Geometric Open Brooch PinUS$8,200