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
Sold2022ART DECO SAPPHIRE AND DIAMOND BROOCH,ART DECO SAPPHIRE AND DIAMOND BROOCH, CIRCA 1925 The openwork geometric plaque millegrain-set throughout with old brilliant and single-cut diamonds, accented by circular-cut sapphires, diamonds approxSee Sold Price
Sold2022ART DECO DIAMOND BROOCH,ART DECO DIAMOND BROOCH, CIRCA 1930 Of openwork, geometric design, set with old brilliant-cut diamonds, diamonds approx. 2.70cts total, length 4.4cmSee Sold Price
Sold2021CARTIER, IMPORTANT ART-DECO ROCK CRYSTAL AND DIAMONDCARTIER, IMPORTANT ART-DECO ROCK CRYSTAL AND DIAMOND BROOCH, set with 5 larger old cut diamonds and smaller diamonds totalling approx. 4.70 ct. The 2 sides set with carved rock crystal in trapezium shSee Sold Price
Sold2023AN ANTIQUE DIAMOND BROOCH / PENDANT in yellow gold and silver, the openwork body set throughout w...AN ANTIQUE DIAMOND BROOCH / PENDANT in yellow gold and silver, the openwork body set throughout with old cut diamonds, the diamonds all totalling 4.2-4.6 carats, no assay marks, 4.4cm, 14.6g. See Sold Price
Sold2022AN ART DECO DIAMOND DRESS RING in platinum, the geometric face set with rows of old cut diamonds,AN ART DECO DIAMOND DRESS RING in platinum, the geometric face set with rows of old cut diamonds, the diamonds all totalling 1.3-1.5 carats, stamped 950, size O / 7, 7.2g.See Sold Price
Sold2022ART DECO DIAMOND BROOCH/CLASP, CIRCA 1935, AND TRIPLE ROW CULTURED PEARL NECKLACEART DECO DIAMOND BROOCH/CLASP, CIRCA 1935, AND TRIPLE ROW CULTURED PEARL NECKLACE The openwork geometric plaque set throughout with cushion-shaped and old brilliant diamonds, with step and baguette-cuSee Sold Price
Sold2016An Art Deco Turquoise, Diamond And Gemstone BroochCentering a round cabochon turquoise in a pierced millegrain platinum motif, set throughout with old full and single cut diamonds with calibré cut gemstone flowers and turquoise detailing; total diamSee Sold Price
Sold2015An Art Deco diamond and platinum circle broochPlatinum circle brooch with bow, set throughout with single and old mine-cut diamonds totalilng approximately 2.00 cts., graded G-H color and SI clarity, 7.5 gms gross, est: $600/800See Sold Price
Sold2022A FINE ANTIQUE DIAMOND BROOCH / PENDANT, 19TH CENTURY the oval body of openwork design, setA FINE ANTIQUE DIAMOND BROOCH / PENDANT, 19TH CENTURY the oval body of openwork design, set throughout with old cut and rose cut diamonds, the diamonds all totalling 3.6-4.2 carats, with retractable lSee 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
Sold2020AN ART DECO ONYX AND DIAMOND JABOT PIN BROOCH the bodyAN ART DECO ONYX AND DIAMOND JABOT PIN BROOCH the body terminated by drop shaped motifs set with black onyx cabochons within borders of old and rose cut diamonds, unmarked, 8.3cm, 7.3g.See Sold Price
Sold2022AN ANTIQUE DIAMOND PLAQUE BROOCH in rectangular design, set to the centre with an old cut diamond ofAN ANTIQUE DIAMOND PLAQUE BROOCH in rectangular design, set to the centre with an old cut diamond of 0.35 carats, the openwork body set with further old cut diamonds, the diamonds all totalling 2.8-3.See Sold Price
Sold2022AN ART DECO ONYX AND DIAMOND BAR BROOCH, CIRCA 1925 Set with two tapering onyx cabochons within aAN ART DECO ONYX AND DIAMOND BAR BROOCH, CIRCA 1925 Set with two tapering onyx cabochons within a pierced surround set with old brilliant and single-cut diamonds, millegrain detailing throughout, mounSee Sold Price
Sold2022LACLOCHE FRÈRES: ART DECO DIAMOND-SET BROOCH, CIRCA 1925LACLOCHE FRÈRES: ART DECO DIAMOND-SET BROOCH, CIRCA 1925 The onyx plaque, applied with a giardinetto motif set with carnelian cabochons, old single-cut and rose-cut diamonds, the geometric borderSee Sold Price
Sold2023ART DECO STYLE BROOCH IN WHITE GOLD AND DIAMONDSArt Deco style openwork brooch in 18 kt white gold. of intertwined geometric lines set with diamonds, old cut, set in grain with an estimated weight of 6.50 ct. and center with diamond bezel, brillianSee Sold Price
Sold2016ART DECO DIAMOND BAR PIN BROOCHOld European cut diamonds set in platinum filigree with gold pin back. Approximately 1.5 carat center stone with .75 carat side stones as well as many small diamonds throughout. Dimensions: L 2.75" xSee Sold Price
Sold2022A FINE ART DECO CORAL, DIAMOND AND ONYX BROOCH in 14ct yellow gold, set with a sugarloaf cabochonA FINE ART DECO CORAL, DIAMOND AND ONYX BROOCH in 14ct yellow gold, set with a sugarloaf cabochon coral against a pierced geometric ground, accented by old and single cut diamonds and polished onyx baSee Sold Price
Sold2022Art Deco brooch/pendant platinArt Deco brooch/pendant platinum 950/000 and GG 750/000 unstamped, tested, with one old cut diamond 0,25 ct W/VS and diamonds, total 0,40 ct, d. 35 mm, l. 44 mm, chain with spring ring, l. 45 cm, 13,0See Sold Price
Sold2022Black, Starr & Frost, Art Deco diamond broochBlack, Starr & Frost Art Deco diamond brooch Set with old European-cut diamonds Platinum Signed B.S & F 2 x 0.125 in; Gross weight 5.9 dwtsSee Sold Price
Sold2023A VINTAGE DIAMOND BROOCH in platinum, set throughout with old cut diamonds, the diamond totalling...A VINTAGE DIAMOND BROOCH in platinum, set throughout with old cut diamonds, the diamond totalling 2.0-2.2 carats, Portuguese assay marks, 4.0cm, 10.6g. See Sold Price
SoldAN ART DECO PLATINUM AND DIAMOND BROOCHAN ART DECO PLATINUM AND DIAMOND BROOCH The filigree mount Set with old European-cut diamonds, approximate total weight 1.80 carats, millegrain accents, weight 6.4 dwt, obscured signature, numbered 7See Sold Price
Sold2022AN ART DECO DIAMOND DRESS RING in platinum, the geometric face set with two old cut diamonds ofAN ART DECO DIAMOND DRESS RING in platinum, the geometric face set with two old cut diamonds of approximately 1.15 and 1.04 carats, accented by rose cut diamonds, French import mark, size Q / 8.25, 5gSee Sold Price
Sold2023A VINTAGE DIAMOND BROOCH in 18ct white gold, the scrolling body set with old cut diamonds allA VINTAGE DIAMOND BROOCH in 18ct white gold, the scrolling body set with old cut diamonds all totalling 4.4-4.7 carats, later British hallmarks, 4.3cm, 11.9g.See Sold Price
May 31Miami Auctions & Appraisals LLC Antique Deco 6.55cts Old European Diamond Platinum Filigree Brooch PinUS$14,000
4 days LeftMiami Auction GalleryANTIQUE BLACK STARR & FROST-GORHAM DIAMOND PLATINUM DECO BROOCH PINUS$12,750
May 31Miami Auctions & Appraisals LLC Antique Marquise Diamond Art Deco Platinum Geometric Link BraceletUS$11,250
Jun 02Collective HudsonLarge Impressive Art Nouveau Art Deco 18K White Gold and Diamond Barrette BroochUS$1,600
5 days LeftElmwood'sAN ANTIQUE DIAMOND BROOCH in silver, the openwork brooch set throughout with old and rose cut£1,800
5 days LeftElmwood'sA DIAMOND PLAQUE BROOCH the pierced geometric brooch set with an old cut diamond of approximately£480
5 days LeftElmwood'sAN ANTIQUE DIAMOND AND PEARL TASSEL BROOCH in yellow gold and silver, the brooch set throughout with£1,800
5 days LeftElmwood'sAN ANTIQUE DIAMOND BROOCH in yellow gold and silver, the scrolling brooch set throughout with old£1,800
6 days LeftSeized Assets AuctioneersAntique Art Deco Platinum Old Euro & Mine Cut Diamond Open Geometric Brooch PinUS$1
May 31Miami Auctions & Appraisals LLC Antique Art Deco Diamond Emerald Platinum Bow Brooch Pendant NecklaceUS$21,000
May 31Miami Auctions & Appraisals LLC Vintage Art Deco 27.90cts Diamond Platinum Geometric Wide Link BraceletUS$59,000
5 days LeftElmwood'sA DIAMOND AND SAPPHIRE PENDANT NECKLACE the foliate style pendant set throughout with old cut£1,200
5 days LeftElmwood'sAN OPAL AND DIAMOND BROOCH / PENDANT in yellow gold and silver, the openwork body set with an old£480