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
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
Sold2022Vintage Platinum Diamond BroochVintage Platinum Diamond Brooch, Spectrometer tested platinum, with estimated approx. 1.35 carats diamonds both prong set and bead set also three baguette cut diamonds, pin mechanism works properly, 1See 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
Sold2022Vintage Platinum Diamond Heart Brooch PendantThis is a vintage platinum heart shaped pendant/brooch studded with 48 Old European cut diamonds. SI-I clarity and GH-HI color. 1 3/8 x 1 3/8". It weighs a total of 8.1g. Draft title TW estimate seemsSee Sold Price
Sold2021Vintage Platinum & Diamond Bow BroochOne 20-point center stone with channel set round and baguette diamonds. Very clean and brilliant diamonds. Unmarked. 1 3/4" x 1". 8.5 grams, inclusive. In good condition.See Sold Price
Sold2023Vintage Platinum Diamond & Pearl BroochVintage Platinum Diamond & Pearl Brooch. Measures approx. - 2 1/4" long. Weight - 2.3 dwt.See Sold Price
Sold2022Vintage Platinum, Opal and Diamond BroochDESCRIPTION: A Platinum convertible Brooch/pendant centered by a Large White Opal weighing approx. 20.6cts, encompassed by a series of Round cut Diamonds the top tier diamonds weighing approx. 0.25ctsSee Sold Price
Sold2022Vintage Platinum 3.5tcw Diamond Circle Brooch PinThis is an elegant vintage circle brooch pin rendered in fine platinum. The Art Deco pin is studded with 3.5tcw Old European and Old Mine cut diamonds of VS clarity and GH color. It is 1 3/8" diameterSee Sold Price
Sold2022Vintage Platinum Emerald & Diamond Flower BroochVintage Platinum Emerald & Diamond Flower Brooch, Containing Seven (7) Natural Bright Green Emerald = approx .40cts and Seventy-Nine (79) Round Brilliant Cut Diamonds = approx 1ct, The StoSee Sold Price
2023Vintage Diamond & Platinum BroochThe classic bygone days of Golden Age Hollywood glamour are evoked in these fabulous, ultra-sparkling double diamond spray clips. Masterfully hand fabricated in platinum in free form cornucopia style,See 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
Sold2022A VINTAGE DIAMOND BROOCH in platinum, designed as a scrolling spray, set with pear and baguette cutA VINTAGE DIAMOND BROOCH in platinum, designed as a scrolling spray, set with pear and baguette cut diamonds all totalling approximately 5.8-6.2 carats, stamped PT, 5.4cm, 19.3g.See Sold Price
Sold2023A VINTAGE DIAMOND BROOCH in platinum, set throughout with old cut diamonds, the diamond totalling...A VINTAGE DIAMOND BROOCH in platinum, set throughout with old cut diamonds, the diamond totalling 2.0-2.2 carats, Portuguese assay marks, 4.0cm, 10.6g. See Sold Price
Sold2022Signed Vintage Tiffany & Co. Platinum 1ctw Fine White Diamond Pave Crab BroochSigned Vintage Tiffany & Co. Platinum 1ctw Fine White Diamond Pave Crab Brooch Description: A properly signed platinum pin / brooch depicting a full bodied crab that is encrusted with approx. 1ctw ofSee Sold Price
Sold2018Vintage Diamond, Platinum, 14k Yellow Gold Bow Brooch.Vintage Diamond, Platinum, 14k Yellow Gold Bow Brooch. Designed as an open work bow with black velvet backing, the center featuring one old European-cut diamond weighing approximately 0.30 ct., accentSee 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
Sold20223.6 CTW DIAMOND & PLATINUM WREATH BROOCHVintage platinum and diamond circular pin with interlocking ribbon form comprising of 3.6 ctw diamonds (VS - SI clarity, G-H color). Unmarked. Ahlers & Ogletree, Inc. reserves the right to demand paymSee Sold Price
Sold201918k Platinum & Diamond Pearl Brooch1950's Vintage Platinum, Pearl (8.80mm), 18k Gold & Single Cut Diamonds TW approx 0,8 CT Bee Brooch. Measurements: 1.2x0.8". Weight: 6.5gSee Sold Price
Sold2022Quartz Flower Brooch and Vintage Platinum WatchMETAL: 14K white gold brooch; platinum watch GEMSTONE(S): brooch with quartz, emeralds and diamonds; watch is accented with single-cut diamonds MEASUREMENTS: brooch 2-1/4 x 1-3/4 inches; watch 6-3/4 iSee Sold Price
Sold2023Magnificent Antique Platinum Diamond Love Birds Brooch with genuine rubies and emeralds 4ctwTitle: Magnificent Antique Platinum Diamond Love Birds Brooch with genuine rubies and emeralds 4ctw Additional Information: Vintage from the 1920s Length: 1.5 Inches Materials: Platinum Gemstone: DiamSee Sold Price
Sold2017Platinum and Diamond Circle BroochA vintage 1.25" circle brooch in platinum containing 34 VS2-SI1, G-H color Old European Cut diamonds weighing approximately 3.50 carats total weight. 5.57 Dwt.See Sold Price
Sold2020Vintage pair of diamond and platinum clip broochesset with 90 table, old mine, and round/pear-shaped rose-cut diamonds, totaling an estimated: 1.00cts; with 14k white gold clip back findings; weighing approximately 9.5 grams; each measures: 1 x 3/4inSee Sold Price
Jun 25Miami Auction GalleryVintage 21.90cts Platinum Mixed-cut Natural Diamond tassel Brooch Pin$70,000