Sold2022OSCAR HEYMAN & BROTHERS, YELLOW GOLD, PLATINUM AND DIAMOND FOX BROOCHOSCAR HEYMAN & BROTHERS, YELLOW GOLD, PLATINUM AND DIAMOND FOX BROOCH Containing 27 round brilliant cut diamonds weighing approximately 0.80 carat total and two ruby eyes. 1 inch x 1 1/4 inches. StampSee Sold Price
Sold202211009: Oscar Heyman Diamond, Sapphire, Platinum Brooch Oscar Heyman Diamond, Sapphire, Platinum Brooch Stones: Full-cut diamonds weighing a total of approximately 1.20 carats; square and calibré-cut sapphires Metal&colSee Sold Price
Sold2020Art Deco Platinum Diamond Brooch PinArt Deco platinum brooch/pin decorated with mixed cut diamonds. Center stone- Old European cut diamond-approx. 0.79ct (VS2/I), two side stones-Old European cut diamonds-approx. 0.55ctw (SI1-SI2/I-J),See 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 Platinum Diamond Brooch PinMETAL: Platinum. GEMSTONES: Diamonds (one stone is missing) - approx. 3.00ctw. MEASUREMENTS: Brooch is 63mm x 29mm. TESTED: Plat. WEIGHT: 11.9 grams.Gemstones have not been graded for color and claritSee Sold Price
Sold2018Tiffany & Co Voile Platinum Diamond Brooch PinMETAL: Platinum. MEASUREMENTS: Brooch is 30mm in diameter. GEMSTONES: Diamonds approx. 0.80ctw. Comes with brooch. MARKED: Tiffany & Co, pt950. WEIGHT: 8 grams.Gemstones have not been graded for cSee Sold Price
Sold2023Art Deco Platinum Diamond Brooch PinMETAL: Platinum. MEASUREMENTS: Brooch is 35mm x 17mm. GEMSTONES: Diamonds approx. 1.40ctw (center stone approx. 0.40-0.44ct). TESTED: Plat top. WEIGHT: 7.7 grams.Gemstones have not been graded for colSee Sold Price
Sold201918k Gold Platinum Diamond Brooch PinMETAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 79mm x 30mm. GEMSTONES: Diamonds approx. 115 stones. TESTED: 18k/plat top. WEIGHT: 11.7 grams.Gemstones have not been graded for color and clarity ,aSee Sold Price
Sold2016Art Deco Platinum Diamond Brooch PinBrooch measures 46mm x 22mm. Decorated with approx. 2.00ctw diamonds. Top tested plat. Weight - 10.7 grams.Gemstones have not been graded for color and clarity ,and tested for clarity and color enhancSee Sold Price
Sold2022Art Deco Platinum Diamond Brooch PinMETAL: Platinum. MEASUREMENTS: Brooch is 45mm x 19mm. GEMSTONES: Diamonds approx. 3.00ctw, old mine cuts. TESTED: Plat. WEIGHT: 8.1 grams. Gemstones have not been graded for color and clarity ,and tesSee Sold Price
Sold2022Mid Century Platinum Diamond Brooch PinMid century platinum drop brooch, with approx. 1.77ctw SI2/G-H diamonds. Brooch measures 38mm x 30mm. Weight - 7.2 grams.See Sold Price
Sold2022Oscar Heyman Platinum Diamond Sapphire RingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.25ctw. Sapphire (some stones are chipped). MEASUREMENTS: Ring size 8 1/4, ring top is 5.8mm wide (split shank) . MARKED/TESTED: Numbered, not signed. EngSee Sold Price
Sold2022Platinum Diamond Brooch PinMETAL: Platinum. MEASUREMENTS: Brooch is 40mm x 25mm. GEMSTONES: Diamonds approx. 1.80ctw. TESTED: Plat/Gold hardware/stem. WEIGHT: 8.5 grams.Gemstones have not been graded for color and clarity ,andSee Sold Price
Sold2023Midcentury Platinum Diamond Brooch PinMETAL: Platinum. GEMSTONES: Diamonds approx. 3.40ctw (one missing stone). MEASUREMENTS: Brooch is 38mm x 30mm. TESTED: Plat. WEIGHT: 13.6 grams.Gemstones have not been graded for color and clarity ,anSee Sold Price
Sold2020Art Deco Platinum Diamond Brooch PinMETAL: Platinum. GEMSTONES: old mine and rose cut diamonds approx. 263 stones., center stone is approx. 0.70ct. MEASUREMENTS: Brooch is 57mm x 40mm. TESTED: Platinum. WEIGHT: 18 grams.Gemstones have nSee 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
Sold2016Antique Platinum Diamond Brooch PinPlatinum brooch features approx. 1.20ctw in diamonds set in platinum. Brooch measures 31mm in diameter. Tested platinum. Brooch weighs 5.3 grams. Gemstones have not been graded for color and clarity ,See Sold Price
Sold2018ART DECO 14k Gold Platinum Diamond Brooch Pin 8.3gArt Deco diamond brooch. Features an Art Deco reticulated design with pave and bezel set diamonds throughout the rectangular brooch. Unmarked but tested 14k with a platinum top. Approximately 0.55 carSee Sold Price
Sold2022Midcentury Platinum Diamond Brooch PinMETLA: Platinum/ Gold stem/hardware. MEASUREMENTS: Brooch is 44mm x 30mm. GEMSTONES: Diamonds - approx. 73 stones, mix of rose cut and old mine old Euro. TESTED: Plat/Gold. WEIGHT: 10.9 grams.GemstoneSee Sold Price
Sold2024Art Deco Platinum Diamond Brooch PinMETAL: Platinum. GEMSTONES: Mixed old mine and rose cut diamonds. MEASUREMENTS: Brooch is 32mm x 21mm. TESTED: Plat. WEIGHT: 6.5 grams.Gemstones have not been graded for color and clarity, and testedSee Sold Price
Sold2021Antique 14kt 0.15ctw Diamond PinAntique 14kt White Gold 0.15ctw Diamond Brooch/Pin - 3.7 gramsSee Sold Price
Sold2021Art 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
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
Sold2020Platinum Diamond Aquamarine Brooch PinExquisite platinum brooch, decorated with 5 aquamarines and approx. 4.60ctw in diamonds. Brooch measures 29mm x 38mm. Weight - 16.2 grams.See Sold Price
6 days LeftHeritage Auctions55008: Oscar Heyman Diamond, Platinum, Gold Brooch, Ci$2,400
6 days LeftHeritage Auctions55517: Oscar Heyman Diamond, Colored Diamond, Sapphire$2,400(1 bid)
5 days LeftSeized Assets AuctioneersAntique Art Deco Platinum 2.25 ctw Diamond Emerald Sapphire Floral Pin Brooch$1
4 days LeftMynt AuctionsOscar Heyman Platinum Circa 1925 Diamond And Calibre Cut Green Emerald Bracelet$5
Oct 20Miami Auctions & Appraisals LLC Antique Deco Sailfish Aquamarine Diamond Platinum Brooch Pin$10,250
6 days LeftHeritage Auctions55513: Oscar Heyman Diamond, Gold Brooch, circa 1990 S$4,000
Oct 01Platinum Auction GroupAntique Black Starr & Frost-Gorham Diamond Platinum Deco Brooch Pin$3,400
Oct 20Miami Auctions & Appraisals LLC ANTIQUE BLACK STARR & FROST-GORHAM DIAMOND PLATINUM DECO BROOCH PIN$12,750
Oct 20Miami Auctions & Appraisals LLC Antique Deco 6.55cts Old European Diamond Platinum Filigree Brooch Pin$14,000
Oct 20Miami Auctions & Appraisals LLC Vintage 21.90cts Platinum Mixed-cut Natural Diamond tassel Brooch Pin$48,750
Oct 23Miami Auction GalleryANTIQUE BLACK STARR & FROST-GORHAM DIAMOND PLATINUM DECO BROOCH PIN$12,000
Oct 23Miami Auction GalleryAntique Deco 6.55cts Old European Diamond Platinum Filigree Brooch Pin$14,000