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
Sold202255209: Burma Sapphire, Diamond, Platinum, White Gold CBurma Sapphire, Diamond, Platinum, White Gold Convertible Brooch, circa 1950 Stones: Sapphire cabochons; calibré-cut sapphires; transitional, singlSee 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
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
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
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
Sold2016Platinum Diamond and Sapphire BroochPlatinum diamond and sapphire brooch, central double cabochon, natural sapphire, 10.90 x 5.49 x 5.29 mm, with GIA sapphire report, 50 other sapphire of various sizes, 64 round brilliant diamonds of vaSee Sold Price
Sold2022Elegant Platinum, Diamond and Sapphire BroochDESCRIPTION: An elegant brooch comprised of a platinum foundation, centered by a 1.5ct oval cut Sapphire, further encompassed by a series of Diamonds along the spiraling frame including Marquee, RoundSee Sold Price
Sold2019An Art Deco Platinum, Diamond and Sapphire Brooch,An Art Deco Platinum, Diamond and Sapphire Brooch, containing three square step cut diamonds weighing approximately 1.00 carat total, four baguette diamonds weighing approximately 0.80 carat total, 40See Sold Price
Sold2016An Art Deco platinum, diamond and sapphire broochCirca 1920, centering an old mine cushion-cut diamond gauged at approximately 1.50cts. and graded I-J color and SI clarity surrounded by ninety-two single and full-cut round diamonds totaling approximSee Sold Price
Sold2023Platinum, Diamond and Sapphire BroochPlatinum, Diamond and Sapphire Brooch One old European-cut diamond ap. .80 ct., single and rose-cut diamonds, square-cut sapphires, c. 1915, one sapphire missing, ap. 10.3 dwts. C Collection of an EasSee Sold Price
Sold2021Platinum, Diamond and Sapphire BroochCirca 1920's; Total Gemstone weight 6.96ct; Scalloped filigree plaque set throughout with diamonds and synthetic sapphires. Largest diamond is .52ct; Appraisal upon request. 17.6 gramsSee 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
2023Art Deco French Platinum Diamond and Sapphire BroochDESCRIPTION: an Art Deco brooch crafted with a platinum frame decorated with bouquet style form with lattice and swirling designs. The brooch inset with approx. 2cts of smaller diamonds and approx 2ctSee 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
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
Sold2016A Platinum, Diamond and Sapphire Brooch,A Platinum, Diamond and Sapphire Brooch, Set with eight sapphires each measuring approx. 0.07pt. Also having sixteen diamond melee each measuring approx. 0.04pt. Having a yellow gold clasp. Total weigSee 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
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
Sold2020Mid Century 1950's Platinum 4.00ctw Diamond Brooch PinMid Century Platinum Diamond Pin. Adorned with round and baguette cut diamonds - approx.4.00ctw . Measurements - Pin is 34mm in diameter. Tested - Platinum. Weight - 14.1 grams.See Sold Price
Sold20201950s Platinum Diamond Pearl Brooch PinMETAL: Platinum. MEASUREMENTS: Brooch is 46mm x 27mm. GEMSTONES: Diamonds approx. 1.22ctw, Pearls - 4 - 5mm. Comes with JACi valuation card of $4999. TESTED: Plat. WEIGHT: 11.3 grams. Gemstones have nSee Sold Price
Jun 15Hess Fine AuctionsArt Deco Platinum 5.35ctw Fine Diamond Natural Sapphire Antique Brooch 14K White Gold PinUS$300(6 bids)
Jun 25Miami Auction GalleryVintage GIA Blue Sapphire Diamond Platinum Star Flower Brooch PinUS$16,000
6 days LeftJasper52Vintage 1950's Sapphire Emerald Diamond Flower Brooch 18K Yellow Gold, 48.50 GrUS$9,000
Jun 13DOYLE Auctioneers & AppraisersAntique Platinum, Gold, Sapphire and Diamond Turtle BroochUS$2,000
24 hrs LeftElmwood'sAN IMPORTANT BELLE EPOQUE CEYLON NO HEAT SAPPHIRE, DIAMOND AND PEARL BROOCH in platinum and yellow£30,000
![ART DECO PLATINUM, DIAMOND, & SAPPHIRE BAR BROOCH: centering 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 ro](https://p1.liveauctioneers.com/1285/181719/91430141_1_x.jpg?height=310&quality=70&version=1602269021)
![ART DECO PLATINUM, DIAMOND, & SAPPHIRE BAR BROOCH: centering 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 and](https://p1.liveauctioneers.com/1285/181719/91430139_1_x.jpg?height=310&quality=70&version=1602269021)
