Sold2023Platinum & diamond flower broochPlatinum & diamond flower brooch, 20th c., set with marquise, circular and baguette cut diamonds, est 5.0 carats, G-H color, approx. 8.38 dwt. (total), unmarked Provenance: A Private Collection: 1111See Sold Price
Sold2022Platinum and Diamond BroochPlatinum and Diamond Broochin the form of a heart and arrow set throughout with full- and baguette-cut diamonds; diamonds weighing approx. 1.65 tcw.; 6.62 dwts.; 1 1/4 x 1 3/8 in.; accompanied by a MaSee Sold Price
Sold2021Platinum and Diamond Dress Clips, c. 1950s, designed asPlatinum and Diamond Dress Clips, c. 1950s, designed as a bow set with full- and baguette-cut diamonds, approx. total wt. 6.00 cts., each lg. 1 3/8 in., with 14kt white gold armature for brooch converSee Sold Price
Sold20222.35 Ctw in Diamonds Platinum Flower BroochFlower Pin Brooch crafted in Platinum, set with a center Roun-cut Diamond Approx. 0.30 carats. F-G color, VS clarity. Along with 42 full cut Diamonds weighing Approx. 2.05 carats. G-H color VS-SI clarSee Sold Price
Sold2015Diamond, Platinum Spray Brooch.Diamond, Platinum Spray Brooch. Designed as a spray featuring eight marquise-cut, forty-eight baguette-cut and seventy-four full-cut diamonds weighing approximately 5.00 cttw. set in platinum. {GrossSee Sold Price
Sold2022Art Deco Platinum and Gem-Set Brooch, CartierArt Deco Platinum and Gem-Set Brooch, Cartierfinely designed in a flower basket motif, basket set with transitional cut, marquise cut, single cut round, and straight baguette cut diamonds weighing appSee Sold Price
Sold2015DIAMOND AND PLATINUM BROOCH 2 CTS APPROX.DIAMOND AND PLATINUM BROOCH 2 CTS APPROX. H 1 1/2" W 1 1/4":30 full cut round diamonds in surround "F" color, v. s. 1 clarity. Three marquis shape diamonds, seven baguettes, eight full cut round diamoSee Sold Price
Sold2020A diamond flower broochPlatinum Set with fourteen baguette and approximately one hundred twenty five full and single-cut round diamonds totaling approximately 4.00 cts. and graded H-K color, VS clarity 1.75" H x 1.75" WSee Sold Price
Sold2022A Platinum and Diamond Flower PinA vintage pin set with one 0.15 pt marquise, three 0.06 pts baguettes, two 0.04 pts trillion cut, four 0.24 pts full cut, ninety-three 1.70 ct single cut diamonds. The total carat weight is 2.09. DimeSee Sold Price
Sold2023Platinum Diamond Flower BroochPlatinum Diamond Flower Brooch Center set with one Old European cut Diamond [I/SI-2], approximately 0.71 carat, enhanced with 24 baguette cut Diamonds [H/VVS], approximate total weight 3.36 carats, fuSee Sold Price
Sold2022A VINTAGE DIAMOND FLOWER SPRAY BROOCH designed as a flower, set with round brilliant, marquise andA VINTAGE DIAMOND FLOWER SPRAY BROOCH designed as a flower, set with round brilliant, marquise and baguette cut diamonds all totalling 5.0-5.5 carats, no assay marks, 7.0cm, 18.7g.See Sold Price
Sold2021Emerald and Diamond Necklace, set with twenty-eightEmerald and Diamond Necklace, set with twenty-eight emerald-cut emeralds, graduating in size, and full-, single-, marquise-, and baguette-cut diamonds, approx. total wt. 10.00 cts., 14kt white gold moSee Sold Price
Sold2017PLATINUM & DIAMOND CASCADE BROOCH, 8.25CTWset with 66 marquise and baguette diamonds approx. 8.25 carats, appear nice clean stones, also with double bale to serve as a pendant, tests platinum, 2x1.2in., 17.4gms. Opening Bid: $1500/See Sold Price
Sold2022DIAMOND BROOCHDIAMOND BROOCH Of openwork spray design set with brilliant, pear, marquise and baguette-cut diamonds, diamonds approx. 5.35cts total, length 4.3cm Footnotes: Please note this lot has VAT at the prevaiSee Sold Price
Sold2019A Platinum Diamond Leaf BroochMETAL: platinum GEMSTONE(S): baguette-, marquise-, single- and round brilliant-cut diamonds approx. 7.00 carats total, most G-I/VS MEASUREMENTS: 2-3/4 x 1-1/2 inches WEIGHT: 27.50 g.See 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
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
Sold2022A Mid-Century 7.00 ctw Diamond Ribbon Pin in PlatinumPlatinum diamond ribbon brooch combines old European, round and baguette cut diamonds weighing approx. 7.00 ctw with an average color grade of H-L and an average clarity grade of VS-SI set in flowingSee Sold Price
Sold2018A 14kt. White Gold and Diamond Circular Brooch,A 14kt. White Gold and Diamond Circular Brooch, Set with one marquise cut diamond weighing approx. 0.50ct with VS1 clarity and H-I color. Also set with thirty-three full-cut diamonds weighing approx.See Sold Price
Sold2024Diamond and Platinum Brooch, 9.5 caratsPlatinum brooch in the style of bow set with over 460 round and baguette cut diamonds weighing approx. 9.5 carats. 16.5dwt and 2.75"wSee Sold Price
Sold2024Sapphire, diamond, and platinum flower broochSapphire, diamond, and platinum flower brooch Designed as a bouquet set with cabochon sapphires, single, old European, baguette, and round brilliant-cut diamonds Platinum 2.125 x 1.625 in; Gross weighSee Sold Price
Sold2022Platinum brooch set with brilliant cut diamonds, of which 7 ...Platinum brooch set with brilliant cut diamonds, of which 7 of 0.15 ct., 6 of 0.10 ct., 8 of 0.5 ct. and 59 baguette cut diamonds, each approx. 0.05 ct., marked Astor nks, 21.9 gramsSee Sold Price
Sold2023TIFFANY & CO. Platinum, Diamond, and Sapphire Pendant/BroochTIFFANY & CO. Platinum, Diamond, and Sapphire Pendant/Broochthe circle brooch featuring a row of round brilliant-cut diamonds weighing approx. 3.10 tcw. and a row of channel-set baguette-cut sapphiresSee Sold Price
Sold20224.0 Ctw in Diamonds Art Deco Platinum EarringsCirca 1920/30. Art Deco Earrings crafted in Platinum. Set with full cut and Baguette Diamonds weighing together Approx. 4.0 carats. F-G color, VS2-SI1 clarity. Measurements: 1.60 x 0.80 inches. TotalSee Sold Price
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Jun 13DuMouchellesDiamond & Platinum Cocktail Ring, Total Weight Approx. 5.85ct, Ca. 1950, 12g Size: 6.25US$2,250(1 bid)