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
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
Sold2024Antique French Platinum Gold Turquoise Diamond Brooch PinMETAL: Platinum/18k Gold. GEMSTONES: Diamonds approx. 1.20ctw. Turquoise - 10mm x 8.5mm. MEASUREMENTS: Brooch is 37mm x 25mm. MARKED: French Eagle's head Hallmark. Tested - Plat. WEIGHT: 10.7 gramSee 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
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
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
Sold2020A mid 20th century platinum old-cut diamond brooch,A mid 20th century platinum old-cut diamond brooch, with baguette-cut diamond accents. Estimated total diamond weight 4cts.French re-strike marks. Length 3.2cms. 11.7gms.See Sold Price
SoldA BELLE ÉPOQUE PLATINUM AND DIAMOND BROOCHA BELLE ÉPOQUE PLATINUM AND DIAMOND BROOCH Designed as dragonfly wings set with rose-cut diamonds, millegrain accents, weight 4.6 dwt, French import stamp, length 2 9/16 in. For further informaSee Sold Price
Sold2022FRENCH DIAMOND, PLATINUM AND 18KT YELLOW GOLD PENDANT/BROOCH Approx. 11.5 dwt.FRENCH DIAMOND, PLATINUM AND 18KT YELLOW GOLD PENDANT/BROOCHKnotted ribbon design with 41 round brilliant-cut diamonds, approx. 1.80 to 2.70mm, set in platinum. Approx. 1.95 carats total weight. DoublSee Sold Price
Sold2021BOUCHERON Platinum, Wood, and Diamond BroochBOUCHERON Platinum, Wood, and Diamond Broochthe bow brooch featuring carved wood and old European-cut diamonds; signed Boucheron Paris; French assay marks; 3.80 dwts.; 3/4 x 1 1/2 in.Provenance: PropeSee 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
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
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
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
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
Sold2023Antique Marchak Paris Platinum Diamond Ruby Pearl Bird In Grapes Clip BroochThis is an antique platinum and 18K yellow gold brooch clip by Joseph Marchak (Russian/French, 1854-1918). Featuring an Old European diamond studded bird resting pearls forming a bunch of grapes. TheSee Sold Price
Sold2023DIAMOND AND ONYX BAR BROOCHDIAMOND AND ONYX BAR BROOCH Containing 15 old European cut diamonds weighing approximately 1.00 carat total and eight French cut onyx. Mounted in platinum. 2 3/4 inches long. Gross weight: 4.90 dwt.See Sold Price
Sold2016SPILLA IN LAPISLAZZULI E DIAMANTI LAPIS LAZULI ANDLAPIS LAZULI AND DIAMOND BAR BROOCH, 1930 CIRCA in platinum with bar centered with an Old European-cut diamond of approx. ct 0,50 surrounded by lapis lazuli and diamonds of approx. ct 1,30. French assSee 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
Sold2019A Ladies Diamond & Sapphire Filigree Brooch14K yellow gold platinum topped filigree brooch featuring Old European and Old Mine cut diamonds bead set into filigree with channel set dark blue French cut sapphire channel set down the center, 6 inSee Sold Price
Sold202255243: Diamond, Ruby, Plique-a-Jour Enamel, Platinum, Diamond, Ruby, Plique-a-Jour Enamel, Platinum, Gold Brooch, French Stones: Full-cut diamonds weighing a total of approximately 5.70 carats; round-cut ruSee Sold Price
Sold2022Art Deco French Platinum Diamond EarringsArt Deco French Platinum Diamond Earrings Weighing 28.4 grams Set with 160 Diamonds weighing app. 16.00 Ct. E-G Color, VVS-VS Clarity 1.5 inches in lengthSee Sold Price
Sold2023Vintage Platinum & diamond broochVintage Platinum & diamond brooch, c. 1950, set with a cluster of pear-shaped and marquise-cut diamonds, H-J color, VS-SI clarity, est. 10.0 carats, 2.5"l, approx. 18 dwt., illegibly stamped 869(?) PrSee Sold Price
Sold2022Platinum Diamond Brooch, oval shape measuringPlatinum Diamond Brooch, oval shape measuring approximately 2 x 1 ¼ inches; pave set with 158 round full and single cut diamonds, approximate total carat weight is 5.75 by formula;the diamonds averagSee Sold Price
33 mins LeftMynt AuctionsGRACIE ALLEN 19C FRENCH PLATINUM DIAMOND SAPPHIRE BROOCH WITH BOXUS$10(1 bid)
33 mins LeftMynt AuctionsFRENCH EDWARDIAN PLATINUM DIAMOND SAPHIRE PENDANT BROOCH NECKLACEUS$10(1 bid)
6 days LeftModern JewelryArt Deco DOUBLE CLIP Pin Brooch Pair French Platinum Gold Pearl Diamond 1930sUS$13,750
6 days LeftModern JewelryHenri PIQUET Turquoise Diamond Platinum Pin BROOCH Clip Art Deco1920s FrenchUS$21,250
19 hrs LeftFederal Assets AuctioneersAntique Edwardian French 18k Gold & Platinum 0.80 ctw Diamond Pearl Bar Pin BrooUS$1
3 days LeftSeized Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch PinUS$1
2 days LeftMynt AuctionsPlatinum & 18K Yellow Gold Old Mine And Vintage Sapphire Diamond Bar BroochUS$5
Jun 24Platinum Auction GroupArt Deco Platinum Diamond Brooch Gold Enamel Amethyst 14k YellowUS$300(1 bid)