Sold2017Platinum Diamond Crown Brooch PinMETAL: platinum. GEMSTONES: diamonds-approx. 0.50ctw. MEASUREMENTS: brooch is 26mm x 16mm at widest point. TESTED: platinum. WEIGHT: 4.3 grams.Gemstones have not been graded for color and clarity, andSee Sold Price
Sold2019PLATINUM & DIAMOND BROOCH, 6.50CTWPLATINUM & DIAMOND BROOCH, 6.50CTW set with 58 marquise and round diamonds approx. 6.50 carats (in our opinion: I color, VS2-SI1clarity, however not guaranteed), largest diamond 0.34 carats, tests plaSee Sold Price
Sold202018k Gold Platinum 2.50ctw Diamond Ruby Butterfly BroochAntique Retro Deco Large 18k Rose Gold & Platinum 2.50ctw Diamond & Ruby Butterfly Dress Clip Brooch Description:A ca. 1940s 18k rose gold & platinum dress clip in an elaborate butterfly motif encrustSee Sold Price
Sold2021Art Deco Tiffany & Co Platinum 18k Gold Bar BroochMETAL: Platinum and 18k Gold. GEMSTONES: Diamonds approx. 1.50ctw. MEASUREMENTS: Brooch is 46mm x 4.2mm wide. MARKED: Tiffany & Co. WEIGHT: 6.1 grams.Gemstones have not been graded for color and cSee Sold Price
Sold2024Art Deco Platinum Diamond Bar Brooch PinMetal : Platinum/ 14k Gold hardware Designer : Not Signed Gemstone : Diamonds approx. 1.50ctw. Measurements : Brooch is 65mm x 4.4mm. Marked: : Tested plat, 14k. Weight: 4See Sold Price
Sold20161950s Patinum Diamond Bow Brooch PinMETAL: Platinum. GEMSTONES:transitional cut diamonds.-approx. 3.30-3.50ctw. MEASUREMENTS: brooch is 42mm x 25mm at widest point. TESTED: Platinum. Stem is 18K gold. WEIGHT: 10.5 grams. Gemstones haveSee Sold Price
Sold2020Edwardian Diamond Pearl Bow Brooch14K. Diamonds consisting of both rose and old mine cut apx .50 ctw. Excellent condition. Measures 1"Dia. Weight 3.2 gramsSee Sold Price
Sold2016Art Deco 1.50ctw Diamond Platinum Brooch PinA platinum brooch set with approximately 1.50ctw of old mine cut diamonds separated by synthetic sapphires. The brooch measures 43mm x 23mm and weighs 6.0 grams.Gemstones have not been graded for coloSee Sold Price
Sold2018Diamond, Platinum, 18k Yellow Gold Spray Brooch.Diamond, Platinum, 18k Yellow Gold Spray Brooch. Featuring ninety-seven full-cut diamonds weighing a total of approximately 4.50 cttw., set in a platinum, 18k yellow gold textured spray motif mountingSee Sold Price
Sold2019Platinum 1950's Fancy Diamond Brooch / Pin1950's brooch made of platinum and set with approx 2.50ctw of diamonds with I-J color and SI clarity. In overall very good condition. Measurements: 49mm x 35mm, 9.40 dwt w17347xSee Sold Price
Sold2017Platinum, Blue Zircon & Diamond BroochSpectacular platinum, blue zircon and diamond brooch. The brooch features a center blue zircon appx. 6.20 carat flanked by two Old Mine-cut diamonds appx. 0.50 ctw., in the center is an OMC diamond apSee Sold Price
Sold20161.50 CTW Diamond & Platinum Deco Bow BroochDESCRIPTION: Tested 90% platinum Art Deco bow brooch set with forty-nine round full and single cut diamonds of .02 to .06 carat each. Clarity SI to I1, color I-J. Approximately 1.50 ctw. Also set withSee Sold Price
Sold2019D. Webb 30.7ctw Emerald, Sapphire, Diamond BroochDavid Webb 17.20ctw Emerald & Blue Sapphire, 13.50ctw VS1-VS2/F-G Diamond Solid Platinum/18K Yellow Gold One of a Kind Convertible Brooch/Pendant (Comes W/$300,000 Appraisal) - This immaculately craftSee Sold Price
Sold2021Henry Dunay 6.50ctw Diamond, Pearl, Turquoise BroochHenry Dunay 1990s 6.50ctw VS1-VS2/F-G Diamond, 11.5mm Pearl, Turquoise and Solid Platinum/18K Yellow Gold 2.6" Brooch - This exquisite brooch from Henry Dunay is crafted of finely textured platinum wiSee Sold Price
2019Antique Edwardian Platinum 1.1 Carat Diamond and PearlPeriod: Edwardian (1901-1920) Composition: Platinum. Stones: • 2 Old mine cut diamonds of H-VS2 quality that weigh 0.40ctw. • 36 Single cut diamonds of H-VS2 quality that weigh 0.50ctw. • 2 baguSee Sold Price
Sold2019Platinum Diamond Brooch PinMETAL: Platinum. MEASUREMENTS: Brooch is 51mm x 26mm. GEMSTONES: Diamonds - approx. 1.50ctw. TESTED: plat. WEIGHT: 10.9 grams. Gemstones have not been graded for color and clarity ,and tested for clarSee Sold Price
2019Antique Edwardian Platinum GIA Certified Pearl andPeriod: Edwardian (1901-1920) Composition: Platinum Stones: • 1 GIA Certified cultured pearl (10.13mm by 10.19mm.) • 3 Old mine cut diamonds H-VS2 0.50ctw. Pendant measure: 24mm by 10mm. PendaSee Sold Price
Sold2020Edwardian Era Platinum & Diamond Necklace PendantEdwardian platinum brooch converted to pendant on 14k white gold chain. Features and ovular Edwardian pendant measuring 2 1/2" x 3/4" with approximately 1 carat total weight of round cut and rose cutSee Sold Price
Sold2021Marcus & Co. Edwardian Diamond Crescent BroochMarcus & Co. Edwardian Diamond Crescent Brooch platinum/18k yellow gold, the brooch mounted with old European-cut and old single-cut diamonds weighing approximately 2.50 carats in total, signed "M & CSee Sold Price
Sold2024Edwardian Platinum 2.5C Diamond Estate BroochEdwardian Platinum and Yellow Gold 2.5 Carat Total Weight Round Cut Diamond Estate Brooch with 1- 3/8 Carat Center Stone, 1/4 Carat of Stone on Each Side and 1 Carat of Accent Stones. Measures 2 incheSee Sold Price
Sold202314KT YELLOW GOLD, PLATINUM AND DIAMOND ART DECO-DESIGN BROOCH Approx. 3.75 total dwt.14KT YELLOW GOLD, PLATINUM AND DIAMOND ART DECO-DESIGN BROOCHNine round-cut diamonds approx. 0.55 ctw. Approx. 50.0 x 11.0mm.Approx. 3.75 total dwt.See Sold Price
Sold2022An Edwardian Platinum 18K Diamond and Pearl BroochEdwardian platinum topped 18K, 1.43 CTW diamond and pearl brooch. Diamonds: Old European Cut, Old Minor Cut, Swiss Cut Color: G-H Clarity: VS2-SI1 OMC Carat Weight: 0.46 ct OEC Carat Weight: 0.53 ctSee Sold Price
Sold2019An Edwardian diamond, cultured pearl, platinum broochFeaturing four European-cut diamonds weighing a total of approximately 2.09 cttw., accented by nineteen old European-cut diamonds weighing a total of approximately 0.47 cttw., highlighted by an aSee Sold Price
Sold2016Edwardian Diamond, Platinum Ring.Edwardian Diamond, Platinum Ring. Centering one old European-cut diamond weighing approximately 1.50 ct., flanked by two old European-cut diamonds weighing a total of approximately 0.75 cttw., accenteSee Sold Price
1 day LeftFederal Assets AuctioneersAntique Edwardian French 18k Gold & Platinum 0.80 ctw Diamond Pearl Bar Pin Broo$1
4 days LeftFederal Assets AuctioneersAntique Edwardian Platinum Top 18k Gold 0.55 ctw Diamond Milgrain Bar Pin Brooch$1
2 days LeftPapps Family LiquidationCERTIFIED PLATINUM 2.50 CTW J-K/VS-SI1 DIAMOND HALO ENGAGEMENT RING$500