VINTAGE 1950'S PLATINUM DIAMOND BROOCHVintage 1950's platinum diamond brooch, set with round brilliant and baguette-cut diamonds; approx: 4.20cttw. (carats total weight); color: H-I, clarity: VS. Brooch measures:...
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VINTAGE PLATINUM & 18K DIAMOND DETACHABLEBROOCH Vintage platinum diamond brooch with detachable 18K yellow gold textured jacket. Platinum brooch set with one round brilliant-cut diamond approx: 0.80 carat; color:...
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JEWELRY. ART DECO DIAMOND AND EMERALDBROOCH. Art Deco platinum brooch with central marquis cut diamond surrounded by faceted emeralds. Brooch inlaid throughout with diamond accents including (10) diamond baguettes...
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JEWELRY. FRENCH ART DECO PLATINUM, SAPPHIREAND Diamond Brooch. Signed French Art Deco oval form platinum brooch inlaid throughout with Old European cut and single cut diamonds. With an applied platinum floral form...
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FRENCH ART DECO PLATINUM & DIAMOND FEATHERBROOCHLadies French Art Deco period platinum feather brooch featuring a Euro cut diamond approximately 0.59 carats, Clarity-SI1, Color-H accented by 128 diamonds (round brilliant,...
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PLATINUM AND DIAMOND BROOCHOne stampedplatinum diamond brooch- It is engraved P & M (Potter & Mellen). The brooch is a scroll and spray design measuring 1 15/16'' x 1 1/2''. It features one pear shaped diamond...
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PLATINUM DIAMOND BROOCH RIBBON-STYLETOP, WITH BRANCHES...Platinum Diamond Brooch ribbon-style top, with branches of diamonds flowing from the center on each side of ribbon loops, 68 European cut diamonds, and...
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PLATINUM DIAMOND BROOCH, OVAL SHAPEMEASURING APPROXIMA...Platinum Diamond Brooch, oval shape measuring approximately 2 x 1 ¼ inches; pave set with 158 round full and single cut diamonds, approximate total...
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PLATINUM DIAMOND BROOCH, RECTANGULARSHAPE, MEASURING A...Platinum Diamond Brooch, rectangular shape, measuring approximately 2 x 1 1/8 inches, pave set with 154 round full and single cut diamonds, diamonds have...
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ART DECO PLATINUM SAPPHIRE AND DIAMONDBROOCHArt Deco Platinum Sapphire and Diamond Brooch Item # 6953 Category Pins & Clips *Art Deco Platinum Sapphire and Diamond Brooch* Weighing 20.9 grams Set with 24 dangling...
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PLATINUM DIAMOND BROOCHPlatinum DiamondBrooch Item # 7415 Category Pins & Clips Platinum Diamond Brooch Weighing 23.0 grams Set with app. 4.00 Ct. of Diamonds F-G Color, VS1-VS2 Clarity 1.75 inches in length Stone...
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ART DECO PLATINUM DIAMOND AND SAPPHIREBROOCHArt Deco Platinum Diamond and Sapphire Brooch Item # 7078 Category Pins & Clips Art Deco Platinum Diamond and Sapphire Brooch Weighing 24.6 grams Set with 4 Incredible...
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ART DECO PLATINUM DIAMOND AND SAPPHIREBROOCHArt Deco Platinum Diamond and Sapphire Brooch Item # 7078 Category Pins & Clips Art Deco Platinum Diamond and Sapphire Brooch Weighing 24.6 grams Set with 4 Incredible...
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PAIR OF TIFFANY PLATINUM DIAMOND CHEVRONBROOCHESRare Important Pair of Tiffany & Co Platinum Diamond Chevron Brooches w/ 8.95tcw of Round Brilliant Cut Diamonds. A pair of Tiffany & Co platinum diamond Chevron brooches....
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TIFFANY & CO. SCHLUMBERGER PLATINUM/18KBROOCH YELLOW GOLD OVAL CUT PERIDOT AND DIAMOND BROOCH Tiffany & Co. Schlumberger Platinum & 18K Yellow Gold Oval Cut Peridot And Diamond Brooch. Centered on an oval-shaped...
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J.E. CALDWELL & CO. PLATINUM, 18K GOLD,DIAMOND, AND NATURAL PEARL BROOCHJ.E. CALDWELL & CO. Platinum, 18K Gold, Diamond, and Natural Pearl Brooch, the platinum-topped-gold brooch centering a pearl measuring approx....
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PLATINUM, TURQUOISE, AND DIAMOND BROOCHAND PENDANT EARRINGSPlatinum, Turquoise, and Diamond Brooch and Pendant Earrings, the oval pendant/brooch comprising platinum-topped-gold centering an oval cabochon turquoise...
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CARTIER PLATINUM & DIAMOND DRESS CLIPS/BROOCHCARTIERPlatinum & Diamond Dress Clips/Brooch, ca. 1935; each shield-form clip pierced and set throughout with full-, baguette-, half moon-, and shield-cut diamonds arranged in a...
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VINTAGE 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(?)...
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EDWARDIAN TIFFANY YELLOW GOLD PLATINUMAND DIAMOND SNOWFLAKE BROOCH/PENDANT CIRCA 1915 1 1/4 X 1 1/4 IN. (3.2 X 3.2 CM.) AND DIAMOND SNOWFLAKE BROOCH/PENDANT CIRCA 1915, 14K yellow gold, platinum topped, brooch/pendant,...
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JEWELRY: PLATINUM DIAMOND BROOCH BYFRANK WALTER LAWRENCE, TESTED PLATINUM MOUNTING WITH 14K YELLOW GOLD PIN STEM, RECTANGULAR HAND...JEWELRY: Platinum diamond brooch by Frank Walter Lawrence, tested platinum...
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JEWELRY: PLATINUM ART DECO DESIGN DIAMONDBROOCH, OCTAGONAL SHAPED BROOCH: TESTED PLATINUM WITH 14K WHITE GOLD PIN STEM, 1 ¼ INCHES...JEWELRY: Platinum Art Deco Design Diamond Brooch, octagonal shaped brooch: tested...
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JEWELRY: PLATINUM ART DECO STYLE DIAMONDBROOCH, HAND PIERCED BROOCH, TESTED PLATINUM, SET WITH THREE ROUND BRILLIANT AND TWENTY-SIX...JEWELRY: Platinum Art Deco style Diamond Brooch, hand pierced brooch, tested...
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ANTIQUE FILIGREE PLATINUM DIAMOND BROOCH.This elegant brooch is set with approx. 1.0 ct. tw. Old European and single cut diamonds, of VS/SI clarity and G/H color, accented by synthetic medium dark green emeralds,...
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TIFFANY & CO. 18 KARAT YELLOW GOLD ANDPLATINUM DIAMOND BROOCHTiffany & Co., 18 Karat Yellow Gold And Platinum Diamond Brooch, brooch set with nine single cut round Diamonds [G/VS], approximate total weight 0.05...
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Art Deco Platinum & Diamond Brooch-missing stones- 1.5''- 4.6g TW...
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ART DECO PLATINUM DIAMOND DOUBLE CLIPBROOCH Art deco platinum diamond double clip brooch with milgrain detail edges, bead set with 76 Old European and single-cut diamonds measuring approx: 1.3 - 3.1 mm; totaling...
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EDWARDIAN PLATINUM & DIAMOND BROOCH14k gold clasp. center old mine cut diamond approximately 1.35 cts. plus approximately 2 cts. mixed rose cut and old mine cut diamonds....
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Platinum Diamond Brooch. Filigree setting,overall 45mm x 21mm, contains 23 round brilliant cut diamonds of various weights, approx. 1.25ct twd, 5.6dwt. Estimate $1,400-1,800...
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Platinum & Diamond Brooch Approx carats:Center stone 0.75 ctw Each end stone 0.35 each. Approx. total of larger stones 2.67 ctw.Dimensions: Ht. 7/8'' L 2 1/8''Provenance: A Rochester NY E...
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An Art Deco Platinum Pearl Ruby andDiamond Convertible Necklace E. Netter & Cie consisting of an intricate openwork central platinum geometric plaque with millegrain accents suspending two pearl and three diamond...
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Platinum & Diamond Brooch 58 round &baguette diamonds totaling 2 carats high grade with appraisal of $6 550....
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1920s HAND CHASED PLATINUM DIAMOND BROOCH:Floral filigree platinum brooch contains five old European round cut diamonds and eight round single cut diamonds. The CENTER diamond approx. .48 Ct. Total diamond weight...
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A Pair of Art Deco Platinum Diamondand Sapphire Brooches American ca. 1930's Hand made platinum brooches designed as open semi-circles each set with round full cut diamonds and baguette cut diamonds total estimated...
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Circa 1920 comprising: a platinum shield-shapedbrooch set with a rectangular-cut aquamarine ring measuring 8.8 x 6.5 x 3.8 mm gauged at approximately 1.30 cts offset by 31 full-cut round diamonds totaling approximately...
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PLATINUM DIAMOND BROOCH CA. 1945-1955:Sweeping branches of platinum covered with 119 diamonds all totaling approx. 3.0 Ct. averaging VS in clarity and H-I in color. Diamonds are prong and bead set. Bar pin closure....
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