Sold2019Turquoise, Diamond, Platinum Brooch The broochTurquoise, Diamond, Platinum Brooch The brooch features oval-shaped turquoise cabochons ranging in size from 55.00 x 34.00 mm to 80.00 x 25.00 mm, enhanced by full-cut diamonds weighing a total of appSee Sold Price
Sold2024Antique French Platinum Gold Turquoise Diamond Brooch PinMETAL: Platinum/18k Gold. GEMSTONES: Diamonds approx. 1.20ctw. Turquoise - 10mm x 8.5mm. MEASUREMENTS: Brooch is 37mm x 25mm. MARKED: French Eagle's head Hallmark. Tested - Plat. WEIGHT: 10.7 gramSee Sold Price
Sold2017Collection of Four Diamond, Seed Pearl, Turquoise,Collection of Four Diamond, Seed Pearl, Turquoise, Platinum-Topped, Yellow Gold Bar Brooches. Including one diamond, seed pearl, platinum, 14k yellow gold bar brooch measuring approximately 5 x 60 mm;See Sold Price
Sold2023Tiffany & Co Schlumberger Persian Turquoise Amethyst Diamond 18k Gold Platinum Butterfly BroochTitle: Tiffany & Co. Schlumberger Persian Turquoise Amethyst 1.85ctw Diamond 18k Gold Platinum Butterfly Signed Numbered Brooch Description: A fanciful butterfly design made in platinum & 18k gold feaSee Sold Price
Sold2022Turquoise and Diamond Flower Brooch Item # 6911 Category Pins & Clips Art Deco Platinum TurquoiseTurquoise and Diamond Flower Brooch Item # 6911 Category Pins & Clips Art Deco Platinum Turquoise and Diamond Flower Brooch Weighing 20.9 grams Set with an app. 18.00 Ct. real Turquoise Oval CabochonSee Sold Price
Sold2022A gold, platinum, tourmaline, diamond, and turquoise brooch, Tiffany & Co. SchlumbergerA gold, platinum, tourmaline, diamond, and turquoise brooch, Tiffany & Co. Schlumberger designed as a textured 18K gold salamander set throughout with emerald-cut tourmalines, platinum dactyly set witSee Sold Price
Sold2020Madeleine Turner brooch, vase holding flowersMadeleine Turner (b. 1905) brooch designed as a vase holding a bouquet of flowers New York, New York 18K gold, platinum, turquoise, diamonds stamped marks 8.0 dwts 1 1/8"w x 1 7/8"h Provenance: GroganSee 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
Sold2023An early 20th century platinum and gold, turquoise and old-cut diamond cluster brooch.TurquoiseAn early 20th century platinum and gold, turquoise and old-cut diamond cluster brooch.Turquoise estimated dimensions of 17.6 by 16 by 8.5mms.Estimated total diamond weight 3.90cts, G-I colour, SI1-P1See Sold Price
Sold2016An Art Deco Turquoise, Diamond And Gemstone BroochCentering a round cabochon turquoise in a pierced millegrain platinum motif, set throughout with old full and single cut diamonds with calibré cut gemstone flowers and turquoise detailing; total diamSee Sold Price
Sold2023AN 18K GOLD, PLATINUM, DIAMOND AND GEM-SET CLIP BROOCHAN 18K GOLD, PLATINUM, DIAMOND AND GEM-SET CLIP BROOCH Elevating figural coral and turquoise carvings upon fluted pedestals accented by round, old mine-cut, old European-cut and single-cut diamonds anSee Sold Price
Sold2022Estate Diamond & Gems 18k Yellow Gold Turtle Brooch PinThis adorable brooch is crafted from 18k yellow gold with a polished finish featuring a handmade turtle, featuring small assorted shape gemstones, turquoise, Mother of pearl and black onyx, all mounteSee Sold Price
Sold2023Tiffany & Co Schlumberger Apollo 18k Yellow Gold Pave Diamond Platinum BroochTiffany & Co. Schlumberger Apollo Pave Diamond Platinum Yellow Gold Pin Brooch Comes with C.O.A. ! Brand: Tiffany & Co. Collection: Schlumberger Style: Pin Brooch Condition: Pre-owned Diamond: 8 TCW MSee Sold Price
Sold2018WISE & SON ART DECO DIAMOND & PLATINUM BROOCHWith three millegrained bezel-set OEC diamonds, approx. .90 ct., 1.50 cts. or .90 ct., centering graduated lines of OEC diamonds, approx. 5.0 cts. TW, in a geometric design. Ca. 1930. Stamped Wise & SSee Sold Price
Sold2021Tiffany & Co. Hummingbird Pavé Diamond Platinum BroochThis Tiffany & Co. brooch pin is crafted in solid platinum, weighs 12.7 grams, and measures 1.6 inches x 1.5 inches. Depicting a fanciful sculptured profile of a hummingbird, the delicate pin brooch iSee Sold Price
Sold2016A Fabergé Oscar Pihl gold, diamond & turquoise broochA Fabergé gold, diamond and turquoise brooch, workmaster Oscar Pihl, Moscow, circa 1895. Struck with workmaster's mark, Fabergé in Cyrillic, 56 standard, and the mark of the Moscow assay office. InSee Sold Price
Sold2016ART DECO 10.00 CT DIAMOND & PLATINUM BROOCH / CLIPLadies estate Art Deco platinum and approx 10.00 ct total weight diamond convertible brooch / dress clips, the frame allows it to be converted to a matched pair of dress clips, the brooch is hand fabrSee Sold Price
Sold2023$42000 Edwardian Diamond & Platinum Brooch, Pendant$42852 Spectacular Edwardian antique diamond and platinum brooch with 6.68 carats of diamonds! 17.1 grams of platinum. Circa 1910. You won't find another like it anywhere. Complete with appraisal of $See Sold Price
Sold20191970s 18k Gold Lapis Diamond Turquoise Brooch PinMETAL: 18k Gold. MEASUREMENTS: Brooch is 53mm x 50mm. GEMSTONES: Lapis, Turquoise, Diamonds approx. 1.10ctw. MARKED: 18k. WEIGHT: 32.3 grams.Gemstones have not been graded for color and clarity ,and tSee Sold Price
Sold2018ART DECO 7.76CTTW DIAMOND & PLATINUM BROOCH / CLIPEstate Art Deco platinum (tested) diamond double-clip brooch, c. 1930s, approx 7.46cttw, two fur or coat clips with pin mechanism to combine into single brooch, featuring pierced work and milgraining,See 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
Sold20161920s Art Deco Emerald 1.95ctw Diamond Platinum BroochBrooch measures 41mm X 24mm. Old European and Old Mine diamonds measure a total approx. 1.95ctw. Marked plat. Weight- 7.2grams. Gemstones have not been graded for color and clarity ,and tested for claSee Sold Price
Sold2022Antique Opal Cameo Diamond Platinum BroochAntique black opal cameo set atop onyx set in platinum and 18kt white gold with diamonds. Width 1 3/8;; total weight 7.5 grams Condition: Two tight fissures in onyx at 12 and 6, perhaps intentionalSee Sold Price
Sold2022ANTIQUE RUSSIAN 14K GOLD DIAMOND TURQUOISE BROOCHAn antique late 19th - early 20th century Russian 14 gold brooch. The piece represents a branch with berries. The berries are set with small round turquoise cabochons, the rest of the brooch is encrusSee Sold Price
Jun 20Modern JewelryHenri PIQUET Turquoise Diamond Platinum Pin BROOCH Clip Art Deco1920s French$21,250
Jun 23Modern JewelryTiffany & Co. 2.75 Carat Round Brilliant F VS1 Diamond Pearl Platinum Brooch$12,750
5 days LeftJasper52Antique Edwardian Diamond Turquoise Enamel Brooch Pin 20K Yellow Gold, 5.19 Gram$550
Jun 25Miami Auction GalleryAntique Deco 6.55cts Old European Diamond Platinum Filigree Brooch Pin$22,000