Sold20152 ct. Platinum & Diamond Brooch346-661 Two Carat Platinum and Diamond Brooch. Art Deco Setting. 2.5" long. World Class item. Would make a stunning Pendant. Good stones, incredible Mine Cut Diamonds.See Sold Price
Sold2019FINE TIFFANY STYLE ANNIVERSARY RINGFINE TIFFANY STYLE ANNIVERSARY RING W/ 7 FULL CUT BRIGHT WHITE DIAMONDS/PLATINUM SETTING, C. 1960, 2.1 DWT. Size 7See Sold Price
Sold2022A DIAMOND BROOCH, CIRCA 1960 The stylised spray of scroll and foliate design, set throughout withA DIAMOND BROOCH, CIRCA 1960 The stylised spray of scroll and foliate design, set throughout with brilliant, single and baguette-cut diamonds, mounted in platinum, diamonds approximately 3.00cts totalSee Sold Price
Sold2020Double-clip brooch in platinum setting with rose-cutDouble-clip brooch in platinum setting with rose-cut diamonds. 1940s.See Sold Price
Sold2021ESTATE 18KT GOLD, PLATINUM & DIAMOND BROOCHEstate 18kt yellow gold (tested) brooch, thirty-eight square-cut, channel-set red stones (synthetic), twenty-seven diamonds in platinum-topped setting, two bezel-set diamond and pearl drops, approx 1See 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
Sold2022Platinum Art Deco Diamond Necklace / BroochA unqiue .950 Platinum Diamond pendant which is also a brooch. This pendant/brooch has a total diamond weight: 9.90cttw. A diamonds are set in prongs and channel setting style. This beautiful pendant/See Sold Price
Sold2019Vintage Platinum & Diamond Brooch or PinVintage fancy and large floral and bow brooch. 139 high quality diamonds with a approx. weight of 9.60ct set in a hand fabricated platinum setting. Unmarked, tested for platinum. approx 1.5" X 2" withSee Sold Price
Sold2016AN ANTIQUE PLATINUM DIAMOND AND SAPPHIRE BOW BROOCHAn antique bow brooch with twenty-nine 1/16 carat diamonds plus small sapphires in a platinum setting, unmarked, measures .625 x 1.5 inches, weighs 5.2 grams. We happily provide seamless, low-cost in-See Sold Price
Sold2022Unmarked white metal diamond broochUnmarked white metal diamond brooch, tests as platinum, filigree setting set with 13 round brilliant diamonds, the largest 6 mm, about 80 pts; (4) 5 mm, about 50 pts each; (4) 4 mm, about 25 pts each;See Sold Price
Sold2019Platinum and Diamond Pendant/BroochPlatinum and Diamond Pendant/Brooch centering a bezel-set old European-cut diamond weighing 0.45 ct. surmounted with rose- and full-cut diamonds within an open-work setting suspending a pear-shape diaSee Sold Price
Sold2022Platinum and Diamond JewelryPlatinum and Diamond Jewelry (2) items including a round cut diamond in a domed style setting flanked by (3) round diamonds on each side, marked 'PLAT' inside band; and a brooch having a center clusteSee Sold Price
Sold2023An Art Deco Platinum and Diamond BroochAn Art Deco Platinum and Diamond Brooch A rectangular Art Deco brooch, crafted from platinum in a swirling filigree setting, featuring a row of old European-cut diamonds, with further single-cut and rSee Sold Price
Sold2018EXQUISITE PLATINUM AMETHYST & DIAMOND BROOCHLadies' exquisite circular platinum brooch, set with approx. ten rectangular cut sections of stunning Amethyst, alternating with settings containing round brilliant cut Diamonds. Measures approx. 1-3/See 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
Sold2023Platinum Tri-Color Sapphire & Diamond Brooch Pin" A lovely, remarkably wearing tri-color sapphire and diamond brooch pin set in Platinum 950 is accentuated with oval sapphires and linked by over 1 carat marquise-shaped diamonds in a prong setting.See Sold Price
Sold2019Clover-shaped brooch with old cut diamonds and threeClover-shaped brooch with old cut diamonds and three cabochĂłn sapphires. In platinum setting.See Sold Price
Sold2019Art-Deco brooch with diamonds, approx. 1920sArt-Deco brooch with diamonds, approx. 1920s , YG 750/000 and platinum, centered 1 old cut diamond approx. 0.2 ct Wesselton/vs, as well as diamond roses total approx. 0.2 ct, mille grain setting and gSee Sold Price
Sold2020Brooch with two pearls of approx. 8.75mm with rose-cutBrooch with two pearls of approx. 8.75mm with rose-cut diamonds on 18K yellow gold setting with top view in platinum.See Sold Price
Sold2020Brooch-plate with central emeraldBrooch-plate with central emerald of approx. 1.30 ct with openwork motifs with rose-cut diamonds, in 18K yellow gold setting and platinum view.18K yellow gold link chain brooch converted to pendant.See Sold Price
Sold2019Art Deco brooch gold / platinum, approx. 0.87 ct.With yellow golden pin - 37 old European cut / single cut cut diamonds (1x approx. 0.35 ct., 2x approx. 0.09 ct. (Old European cut) and 34x approx. 0.01 ct. (Single cut) in a platinum setting). ClaritSee 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 ÂĽ 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
20218.24ct Yellow Sapphire Platinum Diamond BroochPlatinum brooch, set with center approx. 8.24ct yellow sapphire (measures 12.7 x 11.89 x 6.2mm), surrounded with approx. 0.74ctw in diamonds. Brooch measures 28mm x 27mm. Tested plat. Weight - 10.3 grSee Sold Price
1 day LeftBidhausDavid Webb Dolphin Platinum & 18K Yellow Gold With Diamonds Gemstones And Blue Enamel Brooch$10
5 days LeftIntervendueEstate 17.05 Cttw Diamond Cluster Platinum Pendant/Brooch Circa 1960'S$4,000(1 bid)
5 days LeftJasper52Oscar Heyman Sapphire Diamond Platinum Necklace Bracelet Brooch Pin Pendant$68,000
Jun 25Miami Auction GalleryVintage Retro 15.69cts Diamond Platinum Floral Bouquet Lapel Brooch$38,000
Jun 25Miami Auction GalleryVintage 21.90cts Platinum Mixed-cut Natural Diamond tassel Brooch Pin$70,000
7 days LeftMynt AuctionsDavid Webb Platinum & 18K Yellow Gold Sagittarius Diamond Zodiac Pendant Pin Brooch$5
6 days LeftDawsons AuctioneersAn Edwardian diamond-set filigree bar brooch, centred with an old European-cut diamond of 6.4 mm,ÂŁ4,500
Jun 24Platinum Auction GroupArt Deco Platinum Diamond Brooch Gold Enamel Amethyst 14k Yellow$300(1 bid)