Sold2024JEWELRY. Diamond and Pearl Platinum Brooch.Platinum scroll form brooch or pendant displaying an array of Old European cut and single cut diamonds suspending a single semi-baroque pearl. Center/largest prong set Old European cut diamond measureSee Sold Price
Sold2022JEWELRY: Platinum diamond brooch by Frank Walter Lawrence, tested platinum mounting with 14K yellowJEWELRY: Platinum diamond brooch by Frank Walter Lawrence, tested platinum mounting with 14K yellow gold pin stem, rectangular hand pierced design, center set with one marquise cut diamond, approximatSee Sold Price
Sold2018JEWELRY. French Platinum, Diamond and Pearl BroochBeautiful French openwork platinum brooch set with 4 white pearls with pink overtones, and diamond accents throughout - in both Old European and rose cuts. Stamped with the French domestic platinum maSee Sold Price
Sold2021JEWELRY. Platinum and Diamond Floral Brooch.Platinum floral spray brooch comprised of (11) marquise cut diamonds, (1) pear-shaped diamond, (14) round cut diamonds, and (54) diamond baguettes (straight and tapered). Apparently unmarked. Total apSee Sold Price
Sold2021JEWELRY. Vintage Platinum and Diamond Brooch.Vintage circular platinum openwork brooch with central Old European cut diamond measuring approx. 4.0mm surrounded by single cut, round brilliant cut, and Old European cut diamonds. Total approx. weigSee Sold Price
Sold2023JEWELRY. Platinum and Diamond Spray Brooch.Platinum brooch displaying (3) panel of (30) round brilliant cut diamonds and (58) single cut diamonds. Apparently unmarked. Brooch weighs approx. 9.9 dwt (gross). From a Briarcliff, NY estate. DimensSee Sold Price
Sold2018Cultured Pearl, Diamond, Platinum-Topped, 14k YellowCultured Pearl, Diamond, Platinum-Topped, 14k Yellow Gold Jewelry Suite. Including one freshwater pearl, diamond, platinum-topped circle brooch measuring approximately 27 mm together with a cultured pSee 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
Sold2017JEWELRY. Amethyst and Diamond Jewelry Grouping.Includes a 14kt white gold and amethyst briolette pendant with diamond accents and trefoil of diamonds to bail, on a 14kt white gold chain; and a platinum brooch with central oval cut amethyst with aSee Sold Price
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
Sold2021JEWELRY. Platinum and Diamond Wreath Form Brooch.Platinum diamond inlaid circular brooch with applied diamond inlaid bow. Apparently unmarked. Total approx. weight is 5.4 dwt (gross). From a Greenwich, CT estate. Dimensions: brooch measures approx.See Sold Price
Sold2023JEWELRY. Platinum and Diamond Spray Form Brooch.Platinum spray form brooch inlaid throughout with single cut diamonds. Total approx. weight is 9.8 dwt (gross). From a Garden City, NY estate. Dimensions: brooch measures approx. 3.45" w x 1.20&qSee Sold Price
2024Vintage David WEBB BROOCH Pin Pendant 18k Gold Gems Estate JewelryVK ITOO DAVID WEBB 18 karat Yellow Gold Platinum Diamond Emerald Brooch A gorgeous vintage David Webb 18 karat gold brooch, featuring emerald and diamond. Designed as a swirled branch, this vintage DaSee Sold Price
Sold2017Fine 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
Sold2022A GROUP OF GOLD, PLATINUM AND DIAMOND JEWELRYA GROUP OF GOLD, PLATINUM AND DIAMOND JEWELRY Comprising an engraved bi-color pendant depicting Siegfried and Roy's coat of arms, a single-cut diamond set 'Sarmoti' brooch, a ring mount engraved '6-11See 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
Sold2023JEWELRY. Platinum and Diamond Double Clip/Brooch.Platinum double clip/brooch inlaid throughout with bands of single cut diamonds, (6) straight diamond baguettes, and (1) square cut diamond. Clip backings, and optional brooch backing are 14kt white gSee Sold Price
Sold2023JEWELRY. 18kt Gold, Platinum, Diamond and RubyPendant. Large 18kt yellow gold handhammered pendant or brooch suspending an oval form platinum pendant with a central prong-set oval faceted colored gem, most surely a ruby, with a surround of surrouSee Sold Price
Sold2022JEWELRY. Platinum and Diamond Floral Spray Pendantor Brooch. Platinum floral spray pendant brooch inlaid throughout with round brilliant cut diamonds and tapered baguettes. Includes (3) round brilliant cut diamonds measuring approx. 3.0mm each, (18)See Sold Price
Sold2015JEWELRY. Platinum and Diamond Art Deco FloralWreath Brooch. With high quality diamonds weighing approx. 2 cttw. Total approx. weight is 4.3 dwt. From a Rockland County, NY location. Dimensions: 1.25" diameter.See Sold Price
Sold2023JEWELRY: Edwardian Pearl & Diamond Circle Brooch, tested 18K yellow gold and platinum Edwardian circJEWELRY: Edwardian Pearl & Diamond Circle Brooch, tested 18K yellow gold and platinum Edwardian circle brooch with diamond bow. Consisting of 22 pearls set into the circle portion of the brooch, measuSee Sold Price
Sold2015Three Edwardian jewelry itemsIncluding two platinum and diamond brooches and one rose-cut and gold ring, total diamond weight approximately 1.60 cts., 16.7 gms gross, 3 pcs, est: $500/700See Sold Price
Sold2021VINTAGE TIFFANY & CO PLATINUM BOW 3ct DIAMOND BROOCHVINTAGE TIFFANY & CO. 3ct PLATINUM BROOCH PIN Brooch measures 1.85" H x 1.75" W Vintage Tiffany & Co. Platinum 3ct Diamond bow brooch with filigree design Center diamond apx 0.50ct Emerald cut Super cSee Sold Price
Sold2022JEWELRY. Platinum-Topped 18kt Gold and DiamondBrooch. Platinum-topped 18kt yellow gold scroll form brooch displaying a central Old European cut diamond surrounded by Old European cut diamond accents. Largest OEC diamond measures approx. 5.8mm. StSee Sold Price
Jun 23Modern JewelryTiffany & Co. 2.75 Carat Round Brilliant F VS1 Diamond Pearl Platinum BroochUS$12,750
14 hrs LeftMiami Auctions & Appraisals LLC Vintage 28.68Ct Diamond Platinum Lapel Brooch PendantUS$56,000
Jun 24Platinum Auction GroupArt Deco Platinum Diamond Brooch Gold Enamel Amethyst 14k YellowUS$300(1 bid)
14 hrs LeftMiami Auctions & Appraisals LLC Vintage 12.82cttw Diamond Platinum Double Clip Brooch PinUS$14,750