Sold20213.25ctw VS1-VS2/G-H Diamond Solid Platinum Brooch3.25ctw VS1-VS2/G-H Diamond Solid Platinum Brooch - This elegant piece was finely crafted of solid platinum and has a lovely design in the form of a bouquet. The brooch is embellished with approximateSee Sold Price
Sold2017Art Deco Approx. 2.5 Carat Old European Cut Diamond,Art Deco Approx. 2.5 Carat Old European Cut Diamond, Sapphire and Platinum Bar Brooch. Diamonds G-H color, VS1-SI1 clarity. Unsigned. Missing one small sapphire Very good condition. Measures 2" W, 3/4See Sold Price
Sold2022LADIES EQUESTRIAN DIAMOND AND PLATINUM BROOCHLADIES EQUESTRIAN DIAMOND AND PLATINUM BROOCH Consisting of 1-platinum pendant mounting, 48-round brilliant cut diamonds weighing approximately 74/100 carats total VS1-VS2 clarity, H color 5.30 grams.See Sold Price
Sold2022Art Deco Platinum Diamond Brooch/ClipsArt Deco Platinum Diamond Brooch/Clips Weighing 28.8 grams Set with 108 Diamonds weighing app. 12.00 Ct. F-H Color, VS1-SI1 Clarity 2 Inches in lengthSee Sold Price
Sold2020Custom articulated diamond and platinum broochCustom mid-century articulated diamond and platinum brooch, of spray from, having 81 round, pear, baguette, and marquise diamonds of G-H color and VS1 to VS2 clarity, weighing 17.30ctw, with no appareSee Sold Price
Sold2020ART DECO PLATINUM, DIAMOND, & SAPPHIRE BAR BROOCHcentering one round brilliant cut diamond [K/VS2] weighing approximately 0.92 carats total; 104 single and full cut diamonds [G-H/VS1-VS2] weighing approximately 1.40 carats total; 22 round cut and roSee Sold Price
Sold2020ART DECO PLATINUM, DIAMOND, & SAPPHIRE BAR BROOCHcentering one rectangular step cut very dark sapphire weighing approximately 2.50 carats total; six old European cut diamonds [G-H/VS1-VS2] weighing approximately 0.80 carats total; and 62 single andSee Sold Price
Sold20235.00 Ct Diamond Victorian Flower Motif BroochVictorian 14K & Platinum Top Diamond Brooch Weighing 23.8 grams Set with app. 5.00 Ct. of Diamonds G-H Color, VS1-VS2 Clarity 3 inches in lengthSee Sold Price
Sold2020Art Deco Platinum, Diamond and Emerald BroochArt Deco Platinum, Diamond and Emerald Brooch , set with 1 emerald-cut diamond, approx. 1.03 ct. (VVS2/I), 4 emerald-cut diamonds, each approx. .38 (VS1/H-I), 2 fancy step-cut diamonds, each approx. .See Sold Price
Sold20211920’s Platinum Diamond Bar Brooch1920’s Platinum Weight 8.2g Diamond Approx. 0.5ct VS1-H Bar Brooch measurements 1.4”x2.5”See Sold Price
Sold2022Retro 18K & Platinum BroochRetro 18K & Platinum Brooch Weighing 24.7 grams Set with 96 Diamonds weighing app. 4.10 Ct. F-H Color, VS1-SI1 Clarity 2 inches in lengthSee Sold Price
Sold2021Art Nouveau Platinum Diamond Plique a JurArt Nouveau Platinum Weight 11.56gr Measurement 1.3”X1.28”  Diamond 3ct VS1 H Plique a Jur Pendant-BroochSee Sold Price
Sold2019Platinum Retro Bee Brooch1940's European Cut Diamonds TW approx. 3CT. Weight 11g. Clarity:VS1 Color: H. Measurements 1.1x1.7"See Sold Price
Sold2022Lady's Art Deco Platinum and 3.76 ct Diamond Circle/ Bow Motif BroochLady's Art Deco Platinum and 3.76 ct Diamond Circle/ Bow Motif Brooch Total Diamond Weight 3.76 cts. Weight 19.90 grams. Estimated total clarity VS1-SI2, Estimated Color G-H. See attachments for additSee Sold Price
Sold20179.50ct Emerald, 1.00ctw Diamond & Platinum Ring9.50ct Sugarloaf Cabochon Emerald, 1.00ctw VS1-VS2/G-H Diamond & Platinum Deco Style Cocktail Ring (W/$32,000 Appraisal) - This magnificent cocktail ring was finely crafted of solid platinum, and boasSee Sold Price
Sold20208.00ct GIA VS2/L Diamond, 1.00ctw Diamond Plat Ring8.00ct GIA Certified VS2/L Cushion Cut Diamond, 1.00ctw VS1-VS2/G-H Diamond & Solid Platinum Ring - This exquisite ring was finely crafted of solid platinum, and boasts an 8.00ct GIA certified VS2/L cSee Sold Price
Sold20184.93ct Brazilian Emerald, Diamond & Platinum Ring4.93ct Gubelin Certified Brazilian Emerald in 1.70ctw VS1-VS2/G-H Diamond & Solid Platinum Ring (Comes W/$155,000 Appraisal) - This stunning ring is made of solid platinum, and boasts a magnificent 4.See Sold Price
Sold20181.58ct GIA VS1 Very Light Pink Diamond Plat. Ring1.58ct GIA Certified VS1 Natural Very Light Pink Pear-Cut Diamond, 0.55ctw VS1-VS2/G-H Diamond & Solid Platinum/18K Rose Gold Ring W/$325,000 Appraisal - This magnificent ring was finely crafted of soSee Sold Price
Sold20194.4ct GIA No Heat Blue Sapphire & 2.7ctw Diamond Ring4.40ct GIA Certified Cushion Cut No Heat Blue Sapphire, 2.70ctw VS1-VS2/G-H Diamond & Solid Platinum Ring W/Ornate Incised Band (Comes W/$37,000 Appraisal) - This stunning ring was finely crafted of sSee Sold Price
Sold2020Mauboussin 1950s 14ctw Diamond Plat/18K BraceletMauboussin 1950s 14.00ctw VS1-VS2/G-H Diamond Solid Platinum/18K White Gold Bracelet W/COA (Comes W/$42,500 Appraisal) - This stunning bracelet was made by Mouboussin and was finely crafted of solid 1See Sold Price
Sold20244.90ct AGL Pink Sapphire, 2.30ctw Diamond Platinum Ring4.90ct AGL Certified Pink Sapphire, 2.30ctw VS1-VS2/G-H Diamond and Platinum Ring - This exquisite ring was finely crafted in solid platinum and boasts a 4.90ct AGL certified cushion cut pink sapphireSee Sold Price
Sold2017Art Nouveau 5.75ctw Diamond Platinum/18K EarringsArt Nouveau 5.75ctw VS1-VS2/G-H Diamond & Solid Platinum/18K 3" Chandelier Earrings W/Suspended 0.85ct Cushion-Cut Diamonds & Seed Pearl Accents - These stunning Art Nouveau earrings were finely craftSee Sold Price
Sold202414.00ctw VS1-VS2/G-H Diamond and Platinum/18K Bracelet14.00ctw VS1-VS2/G-H Diamond and Platinum/18K Yellow Gold 7.25" Bracelet - This stunning bracelet is crafted in solid platinum and 18k yellow gold, and is embellished with approximately 14.00ctw VS1-VSee Sold Price
Sold20208.50ctw VS1-VS2/G-H Diamond & Platinum Bracelet8.50ctw VS1-VS2/G-H Diamond & Solid Platinum Deco-Style 7" Bracelet W/Emerald Accents - This beautiful cocktail bracelet was finely crafted of solid platinum and has an elegant deco-style design whichSee Sold Price
2 days LeftFederal Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch Pin$1
1 day LeftMiami Auction GalleryAntique Art Deco 5.50ct Diamond Platinum Filigree Geometric Open Brooch Pin$8,000
1 day LeftMiami Auction GalleryVintage GIA Blue Sapphire Diamond Platinum Star Flower Brooch Pin$16,000
1 day LeftMiami Auction GalleryVintage Retro 15.69cts Diamond Platinum Floral Bouquet Lapel Brooch$38,000
1 day LeftMiami Auction GalleryAntique Deco 6.55cts Old European Diamond Platinum Filigree Brooch Pin$22,000