Sold2022Platinum & 18k Gold Brooch with Diamonds & SapphiresNice Plaque Brooch crafted in 18k yellow Gold and Platinum on top, accented with Diamonds weighing Approx. 0.45 carats total weight. Along with 4 Baguette Sapphires. Measurements: 1.20 x 0.85 inches.See Sold Price
Sold2022Platinum Flowers Brooch with Diamonds and Sapphire GemstonesPlatinum Flowers Brooch with Diamonds and Sapphire Gemstones Stunning vintage brooch from the 1950's, engraved "July 1972" on side in script lettering. Platinum and palladium composition (tested), 23.See Sold Price
Sold2017PLATINUM DIAMOND & BLUE SAPPHIRE BROOCHPLATINUM DIAMOND & BLUE SAPPHIRE BROOCH - 3" diameter circle platinum brooch, circled with diamonds & blue sapphires; Total weight 7.2g; Estimate: $500-$1000See Sold Price
Sold2018A Sapphire & Diamond Brooch.A Sapphire & Diamond Brooch. Platinum bar mounting contains one checkerboard faceted blue sapphire with one oval faceted pink sapphire on either side. Throughout the brooch are eight bead set round diSee Sold Price
Sold2022Art Deco Platinum Diamond & Sapphire BroochThe exceptionally fine handmade art deco brooch is set with 212 old mine cut diamonds, 20 square calibre cut diamonds and 52 calibre cut sapphires set in platinum. The brooch has an approx. diamond weSee Sold Price
Sold2021Art Deco platinum, Sapphires & Diamonds BroochNice looking Art Deco Brooch crafted in Platinum, Set with Old mines and Rose cut Diamonds Approx. 1.48ctw (Center Old mine Diamond is Approx. 0.50cts. H color, SI clarity). Accented with Natural BlueSee Sold Price
20218.24ct Yellow Sapphire Platinum Diamond BroochPlatinum brooch, set with center approx. 8.24ct yellow sapphire (measures 12.7 x 11.89 x 6.2mm), surrounded with approx. 0.74ctw in diamonds. Brooch measures 28mm x 27mm. Tested plat. Weight - 10.3 grSee Sold Price
Sold2020Platinum Diamond Sapphire BroochThis elegant Art Deco brooch is crafted in solid platinum, containing 4 old European cut diamonds weighing approximately 0.80 carat total, 27 old European cut diamonds weighing approximately 0.27 caraSee Sold Price
Sold2021Platinum Diamond Sapphire BroochPlatinum Weight 9.6g Diamond Approx. 1.5ct Sapphire Approx. 0.3ct Brooch Measurements 0.95”x2.5”See Sold Price
Sold2021ART DECO PLATINUM SAPPHIRE & DIAMOND ROUND BROOCHOne Art Deco period lady's round platinum diamond & sapphire brooch. The brooch measures approx. 1.50" round and features a total of twenty-three (23), bead set old mind cut diamonds measuring 1.70 -See Sold Price
SoldA GROUP OF PLATINUM-TOPPED GOLD, BI-COLOR GOLD, SAPPHIRE AND DIAMOND BROOCHESA GROUP OF PLATINUM-TOPPED GOLD, BI-COLOR GOLD, SAPPHIRE AND DIAMOND BROOCHES • Platinum, 14k white gold, 18k yellow gold • 5 old European-cut, 1 old-mine cut and numerous rose-cut diamondSee Sold Price
Sold2023Platinum Tri-Color Sapphire & Diamond Brooch Pin" A lovely, remarkably wearing tri-color sapphire and diamond brooch pin set in Platinum 950 is accentuated with oval sapphires and linked by over 1 carat marquise-shaped diamonds in a prong setting.See Sold Price
Sold2023JEWELRY: Art Deco Diamond & Sapphire Circle Brooch, tested platinum Art Deco open circle brooch withJEWELRY: Art Deco Diamond & Sapphire Circle Brooch, tested platinum Art Deco open circle brooch with milgrain, diamonds, and natural sapphires. Containing 28 bead- set transitional cut diamonds with aSee Sold Price
Sold2018Belle Epoque Platinum Diamond and Sapphire Brooch;Belle Epoque Platinum Diamond and Sapphire Brooch; platinum; 13.0dwt/20.21g; center = 1.25cts; 94 round diamonds = 9.25cts; Total Diamond Weight = 10.50cts; 59 sapphires = 1.25cts; 2 1/4" x 1 1/4"See Sold Price
Sold2022Retro 18k Gold Platinum Diamond Sapphire Clip BroochMETAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 85mm x 50mm, converts into two clips. GEMSTONES: Sapphires, Rose cut diamonds approx. 70 stones. TESTED: 18k/ Plat. WEIGHT: 41.4 grams.Gemstones haveSee 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
Sold2019Platinum, Sapphire, and Diamond BroochPlatinum, Sapphire, and Diamond Brooch featuring seven round cabochon sapphires and 15 full-cut diamonds weighing approx. 0.75 tcw.; 19.66 dwts.; lg. 7 in.See Sold Price
Sold2021Tiffany & Co. Platinum Sapphire and Diamond Broochset with seven sapphires and 10 diamonds signed "Tiffany & Co." 1 3/4" long, 3.3 dwt grossSee Sold Price
Sold2017Art Deco Platinum Diamond Sapphire Bar BroochMETAL: Platinum. MEASUREMENTS: Brooch is 23mm x 4mm. GEMSTONES: 2 sapphires, 4 diamonds. TESTED: plat. WEIGHT: 3.1 grams.Gemstones have not been graded for color and clarity ,and tested for clarity anSee Sold Price
Sold2022Art Deco Platinum Sapphire and Diamond BroochArt 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 diamonds weighing app. 4.70 Ct.See 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
Sold2022Antique Platinum Diamond Sapphire Fish Brooch PinMETAL: Platinum. MEASUREMENTS: Brooch is 44mm x 17mm. GEMSTONES: Sapphire, Emerald, Diamonds approx. 0.70ctw. MARKED: 8990P. WEIGHT: 5.1 grams.Gemstones have not been graded for color and clarity ,andSee Sold Price
4 days LeftJasper52Oscar Heyman Sapphire Diamond Platinum Necklace Bracelet Brooch Pin Pendant$68,000
6 days LeftMynt AuctionsPlatinum & 18K Yellow Gold Old Mine And Vintage Sapphire Diamond Bar Brooch$5
5 days LeftElmwood'sAN ANTIQUE ART DECO AGATE, DIAMOND AND SAPPHIRE FOX TERRIER BROOCH in platinum, comprising a finely£1,500
Jun 15Hess Fine AuctionsArt Deco Platinum 5.35ctw Fine Diamond Natural Sapphire Antique Brooch 14K White Gold Pin$10