Sold2022Mid Century Platinum Diamond Bow Brooch PinMETAL: Platinum. MEASUREMENTS: Brooch is 58mm x 34mm. Center stone is missing, center will fit approx. 6.5mm stone. GEMSTONES: Diamonds approx. 3.00ctw. TESTED: Plat top/ Gold back. WEIGHT: 15.7 gramsSee Sold Price
Sold2022Platinum Diamond Ruby Bow Brooch PinMETAL: Platinum/ Gold stem. MEASUREMENTS: Brooch is 50mm x 6mm. GEMSTONES: Rubies (few stones re slightly abraded), Diamonds approx. 0.90ctw. TESTED: Plat/Gold stem. WEIGHT: 4.3 grams.Gemstones have nSee 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
Sold2023Platinum and Diamond Bow Brooch57 full cut old European cut diamonds, 22 single cut old European diamonds, graduating in size 2.0 - 1.2mm, tested platinum, straight bar pin with "J" clasp, 2-1/4 x 5/8 in, 10.1 grams Provenance: ProSee 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
Sold2022PLATINUM, DIAMOND, EMERALD BOW FORM BROOCHPlatinum, emerald, and diamond encrusted bow form pin. Apparently unmarked, tested for fineness. Approx. h. 1.5", w. 1.375", total weight 7.1g. Ahlers & Ogletree, Inc. reserves the right to require paSee Sold Price
Sold2023Art Deco Platinum and Diamond Bow Wreath BroochItem/Description: Elegant Deco Retro era circle pin brooch fashioned as a wreath or ribbon from platinum and set with sparkly white round diamonds graduated in size. Approximately one half carat CTW.See Sold Price
Sold2023Three Ladies 14k Yellow Gold Pins and a BroochThree Ladies 14k Yellow Gold Pins and a Brooch. Comprising a 14k and platinum diamond bow, and pin set with an amethyst, a stick pin set with a smokey quartz, and a nautical glass brooch with anchor mSee 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
Sold2022ANTIQUE, DIAMOND BOW BROOCHANTIQUE, DIAMOND BOW BROOCH Containing numerous old European cut diamonds weighing approximately 4.50 carats total. Mounted in platinum-topped gold. 2 3/4 x 2 inches.Pin stamp: 18K. Gross weight: 10.8See Sold Price
Sold2016An Art Deco Black Onyx & Diamond Bow PinPlatinum Art Deco brooch with black onyx and diamond bow brooch, 2 in. L, 9 gramsSee Sold Price
Sold2017Diamond and Onyx Bow Brooch in 14 Karat White Gold andAn Art-Deco black onyx bow brooch ca 1930's. 14k white gold double pin back and frame. Diamonds set in platinum weighing approximately three carats total weight including center marquise cut diamond.See 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
Sold2015VINTAGE ESTATE 14K YELLOW GOLD DIAMOND BOW BROOCH PINLadies Pin/BroochConditionPre-owned, Vintage, In Excellent conditionMaterial14k yellow goldStonesDiamonds G VSStone Weight0.25ct twSize2.27" W x 1.32" H DiameterWeight12.5gSee 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
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
4 days LeftSeized Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch PinUS$1
4 days LeftHudson Valley Auctioneers LLC Beacon NYJewelry. Antique Platinum Diamond bow bar pin. 7.54 grams 1 3.4" length. two round diamonds in theUS$225(4 bids)
Jun 25Miami Auction GalleryELWOOD VAN CLIEF Vintage Diamond Platinum Brooch Pin 17.50 CaratsUS$48,000
Jun 25Miami Auction GalleryVintage 21.90cts Platinum Mixed-cut Natural Diamond tassel Brooch PinUS$70,000
Jun 25Miami Auction GalleryAntique Deco 6.55cts Old European Diamond Platinum Filigree Brooch PinUS$22,000
Jun 20Modern JewelryHenri PIQUET Turquoise Diamond Platinum Pin BROOCH Clip Art Deco1920s FrenchUS$21,250
5 days LeftJasper52Oscar Heyman Sapphire Diamond Platinum Necklace Bracelet Brooch Pin PendantUS$68,000