Sold2023JEWELRY: Art Deco Diamond & Sapphire Circle Brooch, tested platinum Art Deco open circle brooch withJEWELRY: Art Deco Diamond & Sapphire Circle Brooch, tested platinum Art Deco open circle brooch with milgrain, diamonds, and natural sapphires. Containing 28 bead- set transitional cut diamonds with aSee Sold Price
Sold2023JEWELRY. Art Deco Platinum and Diamond Brooch.Art Deco platinum brooch displaying a central trio of (3) milgrain bezel set Old European cut diamonds measuring approx. 6.0mm, 4.5mm and 4.6mm. Diamonds are set within a platinum filigree frame displSee 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 DIAMOND BROOCHVintage handmade Art Deco period Platinum and 18K Gold "Bar" brooch with black enamel, stamped "CDP Inc. France". A double row of (32) Round Brilliant Cut Diamonds, total weight 1.50ct, Clarity VS1, CSee Sold Price
Sold2017Diamond and Onyx Bow Brooch in 14 Karat White Gold andAn Art-Deco black onyx bow brooch ca 1930's. 14k white gold double pin back and frame. Diamonds set in platinum weighing approximately three carats total weight including center marquise cut diamond.See Sold Price
Sold2022(4) PIECE FINE JEWELRY GROUPincluding a ladies Art Deco Croton diamond and platinum case watch, interior stamped ‘10% Irid Plat’, manual 17 Jewel movement, black cord strap, the watch is currently running, however not guaranSee Sold Price
Sold2022JEWELRY. Art Deco 14kt Gold, Jade, Enamel andDiamond Brooch. Art Deco 14kt yellow gold brooch displaying a central carved jade plaque with a surround of red and black enamel work and (4) single cut diamonds. Stamped, "14k" verso. FromSee Sold Price
Sold2023Art Deco Platinum & 18k Gold Car Pin BroochDESCRIPTION: An Art Deco Pin Brooch comprised of an 18k yellow gold foundations, inlaid with black Onyx, a platinum setting inset with Diamonds and a final Ruby accent. Stamped along the "750" Total WSee Sold Price
Sold2020JEWELRY. Art Deco Cartier Jade, Diamond, Onyx, andSapphire Brooch or Bar Pin. Art Deco Cartier platinum bar pin or brooch comprised of a central onyx openwork frame with (2) sapphire cabochon accents, and (3) stacked bands of pave diamonds; flanked bSee Sold Price
Sold2022BOUCHERON, AN EXCEPTIONAL ANTIQUE ART DECO DIAMOND AND ENAMEL BROOCH in platinum and 18ct white goldBOUCHERON, AN EXCEPTIONAL ANTIQUE ART DECO DIAMOND AND ENAMEL BROOCH in platinum and 18ct white gold, the geometric body set with old cut diamonds within two octagonal borders of black enamel, the priSee Sold Price
Sold2020An Art Deco diamond and platinum brooch, circa 1930An Art Deco diamond and platinum brooch circa 1930 designed as a dimensional ribbon bow set with single and old mine-cut diamonds, suspending articulated step-cut diamond fringe, terminating in old miSee Sold Price
Sold2018WISE & SON ART DECO DIAMOND & PLATINUM BROOCHWith three millegrained bezel-set OEC diamonds, approx. .90 ct., 1.50 cts. or .90 ct., centering graduated lines of OEC diamonds, approx. 5.0 cts. TW, in a geometric design. Ca. 1930. Stamped Wise & SSee 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
Sold2021ART DECO SAPPHIRE AND DIAMOND BROOCH, 1930S inART DECO SAPPHIRE AND DIAMOND BROOCH, 1930S in platinum, designed as a bow, pave-set with circular-cut diamonds, accented with calibre-cut sapphires, estimated total diamond weight 12.00-14.00 carats,See Sold Price
Sold2021An Important Art Deco, Platinum and Diamond ParureA finely crafted suite of jewelry in a bow a ribbon design with openwork gallery, constructed with hinged and articulated components throughout. The parure consists of a matching necklace, bracelet anSee Sold Price
Sold2022Art Deco 3.00ct Diamond Platinum Milgrain Marquise Long RingThis gorgeous Art Deco ring is crafted from platinum and 14k white gold. It has a long double marquise shape with scallp ends and milgrain design, the fine wire open frame. The center has two large roSee Sold Price
Sold2023JEWELRY. Art Deco Platinum, Diamond and EmeraldBracelet. Art Deco platinum articulated bracelet displaying (3) marquis cut faceted diamonds with faceted emerald surround, and Old European cut diamond accents. Marquis cut diamonds measure approx. 8See Sold Price
Sold202210051: Tiffany & Co. Art Deco Diamond, Platinum Brooch Tiffany & Co. Art Deco Diamond, Platinum Brooch Stones: European, transitional, and Swiss-cut diamonds weighing a total of approximately 6.00 carats Metal&colSee Sold Price
Sold202255280: Art Deco Diamond, Black Onyx, Platinum Bracelet Art Deco Diamond, Black Onyx, Platinum Bracelet Stones: European and transitional-cut diamonds weighing a total of approximately 13.70 carats; carved black onyx Metal&colSee Sold Price
Sold2022Art Deco Platinum Diamond Brooch/ClipsArt Deco Platinum Diamond Brooch/Clips Weighing 28.8 grams Set with 108 Diamonds weighing app. 12.00 Ct. F-H Color, VS1-SI1 Clarity 2 Inches in lengthSee Sold Price
Sold2018JEWELRY. GIA Cert. Art Deco Platinum, Diamond,and Sapphire Ring. Art Deco platinum ring with central 2.59 ct round brilliant cut diamond with a surround of pave diamonds and bands of sapphire accents. Accompanied by April 4th, 2018 GIA Report No.See Sold Price
Sold2022JEWELRY: Platinum Art Deco diamond and onyx bracelet, hinged bracelet tested platinum with 18K whiteJEWELRY: Platinum Art Deco diamond and onyx bracelet, hinged bracelet tested platinum with 18K white gold clap tongue, tapered width: 5.7mm-7.4mm, total weight: 24.8 grams, set with a total of twentySee 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
Sold2016ART DECO 10.00 CT DIAMOND & PLATINUM BROOCH / CLIPLadies estate Art Deco platinum and approx 10.00 ct total weight diamond convertible brooch / dress clips, the frame allows it to be converted to a matched pair of dress clips, the brooch is hand fabrSee Sold Price
14 hrs LeftFederal Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch Pin$1
Oct 01Platinum Auction GroupAntique Black Starr & Frost-Gorham Diamond Platinum Deco Brooch Pin$3,400
3 days LeftMiami Auctions & Appraisals LLC ANTIQUE BLACK STARR & FROST-GORHAM DIAMOND PLATINUM DECO BROOCH PIN$12,750
Oct 20Miami Auctions & Appraisals LLC ANTIQUE BLACK STARR & FROST-GORHAM DIAMOND PLATINUM DECO BROOCH PIN$12,750
Nov 03Modern JewelryHenri PIQUET Turquoise Diamond Platinum Pin BROOCH Clip Art Deco1920s French$21,250
5 days LeftFederal Assets AuctioneersAntique Art Deco Black Starr Frost Platinum GIA Natural Pearl & Diamond Bar Pin$1
Nov 03Modern JewelryArt Deco DOUBLE CLIP Pin Brooch Pair French Platinum Gold Pearl Diamond 1930s$13,750
Sep 30Heritage Auctions55167: Art Deco Diamond, Platinum, White Gold Double-Cl$3,000(1 bid)
Sep 30Heritage Auctions55158: Tiffany & Co. Art Deco Diamond, Platinum, Palla$8,000
FeaturedSep 28Associated Estate & Appraisal Co.Allsopp & Allsopp Art Deco Platinum Jade & Diamond Necklace$1,000(1 bid)