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
Sold2021An Art Deco diamond and platinum ringAn Art Deco diamond and platinum ringof navette form, set with old mine-cut diamonds; estimated total diamond weight: 1.75 carats. 2.3 dwt; size: 6 1/4See Sold Price
Sold2022An Art Deco silver and 15ct gold calibre-cut ruby and single-cut diamond geometric barAn Art Deco silver and 15ct gold calibre-cut ruby and single-cut diamond geometric bar brooch.Estimated total diamond weight 0.35ct.Length 7.2cms. 7.2gms.See Sold Price
Sold2020An Art Deco diamond and platinum strap bracelet, FranceAn Art Deco diamond and platinum strap bracelet France designed as pierced and millegrained hexagonal links set throughout with single and old European-cut diamonds; estimated total diamond weight: 9.See Sold Price
Sold2022Art Deco Platinum Gemstone Ringthree old European cut diamonds estimated total weight 0.48 carat, 12 round single cut diamonds, eight triangle cut synthetic rubies, tested platinum, yellow gold bezels, size 6, 6.2 grams Note: BrunkSee Sold Price
Sold2021Platinum Diamond BraceletArt Deco style, approx. 192 old European, round brilliant and single cut diamonds estimated total weight 4.0cts., G-I, VS to SI, tested platinum, hand inscribed "15001", 1/2 in. wide, 6-3/4 in. lg., 2See 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
Sold2021An Art Deco diamond and platinum clip/broochAn Art Deco diamond and platinum clip/brooch set with circular-cut, kite-shaped, emerald-cut, and calveshead diamonds; estimated total diamond weight: 8.00 carats, all within an openwork setting. (15.See Sold Price
SoldAN ART DECO PLATINUM AND DIAMOND BAR PINAN ART DECO PLATINUM AND DIAMOND BAR PIN Set with old European-cut diamonds, approximate total weight 3.00 carats, and French-cut blue stones, millegrain accents, weight 10.2 dwt, length 2 3/4 in. FSee 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
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
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
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
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
Sold2022AN ART DECO STYLE CORAL, ENAMEL AND DIAMOND BROOCHAN ART DECO STYLE CORAL, ENAMEL AND DIAMOND BROOCH, two oval pink-orange corals tied by a bar and accented with black enamel and milgrain round brilliant-cut diamonds. Stated total diamond weight 0.20See 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
Sold2021Art Deco Filigree Platinum Diamond Brooch PinMETAL: Platinum. GEMSTONES: Old mine cut diamonds total approx. 1.55ctw. Center diamond approx. 0.65ct. MEASUREMENTS: Brooch is 51mm x 19mm. TESTED: Plat. WEIGHT: 10.1 grams.Gemstones have not been grSee 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
Sold2016JEWELRY. Art Deco Diamond, Onyx, and PlatinumTopped 18kt Gold Ring. Central Old European cut diamond weighing approx. 0.33 cttw, approx. color of I, approx. clarity of VS. Total approx. weight of rose cut diamond accents is 0.25 cttw. Total apprSee 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
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
Sold2022Art Deco Style Coral and Diamond Drop EarringsMETAL: platinum and 14K yellow gold post and earring backs GEMSTONE(S): freeform coral drops; onyx; single cut diamonds approx. 0.40 carat total MEASUREMENTS: 2 x 1/2 inches WEIGHT: 7.80 g.Stamped: 58See 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
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
3 days LeftElmwood'sAN ART DECO DIAMOND AND ONYX BAR BROOCH in platinum and gold, set with a row of old cut diamonds£3,500
10 hrs LeftSeized Assets AuctioneersAntique Art Deco Platinum 7.24 ctw Diamond Large Sapphire Filigree Brooch PinUS$1(1 bid)
766 Lots AwayFederal Assets AuctioneersAntique Art Deco Black Starr Frost Platinum GIA Natural Pearl & Diamond Bar PinUS$1
Jun 20Modern JewelryArt Deco DOUBLE CLIP Pin Brooch Pair French Platinum Gold Pearl Diamond 1930sUS$13,750
Jun 12Quittenbaum Kunstauktionen GmbH, Art Deco brooch with historic diamond cuts and Sardegna coral€3,000
Jun 12Quittenbaum Kunstauktionen GmbH, Art Deco brooch with Old European and single cut diamonds€6,000
Jun 12Quittenbaum Kunstauktionen GmbH, Historic butterfly brooch with diamonds as well as sapphire, ruby and emerald cabochons€7,000
Jun 20Modern Jewelry8.94 cts DIAMOND PLATINUM LADIES WATCH BRACELET Chic Rare Art Deco 1920sUS$14,750
Jun 20Modern JewelryArt Deco RING Eternity BAND Platinum Old European Cut Diamond Estate JewelryUS$3,700
4 days LeftDoyen AuctionArt Deco Ladies Platinum Over Yellow Gold Old Mine Cut Diamond EarringsUS$1,200
2 hrs LeftGermauArt Deco platinum 4 carats Old European cut diamond & sapphire brooch SKU-5068US$4,500
2 days LeftFederal Assets AuctioneersAntique Art Deco Platinum Old Euro & Mine Cut Diamond Open Geometric Brooch PinUS$1