Platinum 9.00 Ct Diamond Crescent Brooch 23 European-Cut G-I VS2-SI1Bidhaus4.2(836)$9,700Feb 13, 2026
Fine Platinum Diamond Horseshoe Brooch c.1925Period c.1925 Composition Platinum & diamonds (approx 2ct) Dimensions 3 x 3.5 x 1 cm Weight 5.3 g Fine Platinum Diamond Horseshoe Brooch c.1925 Reserve: $1,600.00 Shipping: Domestic: Flat-rate of $38.See Sold Price
SoldFINE PLATINUM AND DIAMOND BROOCHPLATINUM AND DIAMOND BROOCH Composed of round cut diamonds, weighing approximately 5.00 cts., Length 2 1/2 inches, Weight 9.3 dwt.See Sold Price
SoldAntique Platinum Diamond Pearl Horseshoe Brooch PinMETAL: Platinum. Stem is not gold. GEMSTONES: Diamonds approx. 0.10ctw. Pearls. MEASUREMENTS: Brooch is 48mm x 45mm. TESTED: Platinum. WEIGHT: 9.8 grams.Gemstones have not been graded for color and clSee Sold Price
Fine Platinum and Diamonds Butterfly BroochFine Platinum and Diamonds Butterfly Brooch. There is Well Over 1ct Worth of Diamonds. Condition: Excellent. Dimensions: 1.25" x 1". Total Weight: 3.7dwt / 5.7g. Provenance: From a Long Island, NY PriSee Sold Price
SoldA FINE ANTIQUE NATURAL PEARL AND DIAMOND HORSESHOE BROOCH, LATE 19TH CENTURY in yellow gold andA FINE ANTIQUE NATURAL PEARL AND DIAMOND HORSESHOE BROOCH, LATE 19TH CENTURY in yellow gold and silver, designed to depict a trio of horseshoes all jewelled with old cut diamonds, the central one setSee Sold Price
SoldPlatinum and Diamond BroochPlatinum and Diamond Broochthe horseshoe-form brooch featuring graduated old European- and old mine-cut diamonds weighing approx. 2.80 tcw.; 8.89 dwts.; 1 7/8 x 1 5/8 in.See Sold Price
Sold8.5 CT Art Deco Platinum & Diamond BroochFine Art Deco diamond & platinum brooch in a swirl design and 5 hinged hanging legs all set with 12 marquise cut diamonds approx. .25 cts each, 38 banquette cut diamonds from .02 to .1 cts, 60 round cSee Sold Price
SoldTIFFANY & CO. PALOMA PICASSO 18KT/PLAT./DIAM. BROOCHFINE TIFFANY & CO. PALOMA PICASSO 18KT/PLATINUM/DIAMOND BROOCH, C. 1980/90, WEIGHT 12.7 GRAMSSee Sold Price
SoldArt Deco Platinum, Diamond & Emerald Brooch / PinArt Deco platinum, diamond, and fine emerald brooch / pin, composed of fifty-one mixed-cut diamonds including baguette and round brilliant-cut diamonds; approx: 5.50 ct tw., color: H-I, clarity: VS2 -See Sold Price
SoldGIA 52.82ct Aquamarine Diamond Platinum Clip PendantStunning Color GIA 52.82ct Aquamarine Fine Diamond Platinum Retro Deco Pendant Brooch ClipDescription:A stunningly blue natural color 52.82ct emerald cut aquamarine with over 2ctw of very white G-H coSee Sold Price
SoldFine Platinum, Diamond, & Sapphire Jewelry SuiteFine suite of platinum, diamond, and sapphire jewelry, to include brooch and earrings. Brooch: center old European cut diamond 1.0 CT, L color, SI2 perfection, (25) diamonds, approximately 1.25 ctw, (See Sold Price
SoldSigned Vintage Tiffany & Co. Platinum 1ctw Fine White Diamond Pave Crab BroochSigned Vintage Tiffany & Co. Platinum 1ctw Fine White Diamond Pave Crab Brooch Description: A properly signed platinum pin / brooch depicting a full bodied crab that is encrusted with approx. 1ctw ofSee Sold Price
SoldArt Deco Platinum 5.35ctw Fine Diamond Natural Sapphire Antique Brooch 14K White Gold PinTitle: Art Deco Platinum 5.35ctw Fine Diamond Natural Sapphire Antique Brooch 14K White Gold Pin Description:This gorgeous antique with an art deco design features just over five carats worth of fancySee Sold Price
Sold.900 PLATINUM 11CTW DIAMOND FLORAL BROOCH.900 PLATINUM 11CTW DIAMOND FLORAL BROOCH Exquisite .900 Fine Platinum Set Floral Bouquet Motif Brooch, Heavily Accented with Approximately 11.2ctw of Brilliant Round, Pear, Baguette, Emerald, and MarSee Sold Price
SoldA Victorian unmarked white gold or platinum diamond setA Victorian unmarked white gold or platinum diamond set brooch Of star form, the central stone spreading to approximately 0.5 carat. 4 cm wide.See Sold Price
A 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
SoldArt Deco Platinum Diamond & Sapphire BroochThe exceptionally fine handmade art deco brooch is set with 212 old mine cut diamonds, 20 square calibre cut diamonds and 52 calibre cut sapphires set in platinum. The brooch has an approx. diamond weSee Sold Price
SoldBlack Starr & Frost 14K Yellow Gold & Platinum DiamondNS SJ- UOOO Black Starr & Frost Diamond Horseshoe Pin / Brooch Classy, Unique and Charming! A perfect gift for the equestrian in your life, or for a brilliant accent of luck! Truly a beautiful piece tSee Sold Price
SoldArt Deco Platinum Diamond & Pearl Brooch WatchLadies Touchon & Co fine platinum and gemstone brooch / nurses watch. Features a reticulated pin back section embellished with rose cut diamonds. Underneath are platinum links with natural seed pearlsSee Sold Price
1950s Tiffany & Co 2ctw Fine Diamond Iridium Platinum Vintage Heart Brooch Pin Hess Fine ArtDescribed & Photographed By: Dillon 59305 NODDD Title: 1950s Tiffany & Co 2ctw Fine Diamond Iridium Platinum Vintage Heart Brooch Pin Description: 1950s Tiffany & Co 2ctw Fine DSee Sold Price
Sold1950s Tiffany & Co 2ctw Fine Diamond Iridium Platinum Vintage Heart Brooch PinDescribed & Photographed By: Dillon 59305 NODDD Title: 1950s Tiffany & Co 2ctw Fine Diamond Iridium Platinum Vintage Heart Brooch Pin Description:1950s Tiffany & Co 2ctw Fine Diamond Iridium PlatinumSee Sold Price
SoldVintage Platinum 3.5tcw Diamond Circle Brooch PinThis is an elegant vintage circle brooch pin rendered in fine platinum. The Art Deco pin is studded with 3.5tcw Old European and Old Mine cut diamonds of VS clarity and GH color. It is 1 3/8" diameterSee Sold Price
SoldArt Deco Platinum and Diamond BroochDESCRIPTION: An Art Deco brooch comprised of a platinum foundation designed with fine open work patterns, the center fitted by a .30ct old minor cut diamond. Further inset with a series of diamonds amSee Sold Price
SoldPlatinum Necklace with Platinum and Diamonds Horseshoe PendantPlatinum Necklace with Platinum and Diamonds Horseshoe Pendant950 grade platinum composition (95% fine), stamped and tested, 16" choker length chain necklace, 3.4 grams total weight, 13.5mm pendaSee Sold Price