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
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
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
Sold2015Art Deco Platinum Diamond Sapphire Ruby Floral BroochBrooch is 29mm in diameter. Set with approx. 0.80ctw in diamonds, sapphire and ruby accents. tested plat. top. Weight - 6.5 grams.Gemstones have not been graded for color and clarity ,and tested for cSee 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
Sold2019Platinum 18k Gold Diamond Sapphire Ruby Emerald BirdMETAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 65mm x 27mm. GEMSTONES: Diamonds approx. 1.20ctw, ruby, emerald, sapphire. TESTED: Plat/18k. WEIGHT: 14 grams.Gemstones have not been graded for coloSee Sold Price
Sold2023CARTIER 14K PLAT SAPPHIRE DIAMOND BLUEBONNET PINEstate 14kt yellow gold and platinum brooch, Cartier, serial number 833, modeled as a Bluebonnet flower stem, with gold wire leaves, (eleven) blue sapphires, approx 3.60cttw, (twenty) diamonds, approxSee Sold Price
Sold2022Estate Sapphire Diamond Enamel 18k Gold Baby Cheetah BroochThis is an adorable Estate brooch, crafted from 18k yellow gold featuring a 3D baby cheetah with marquise cut 60 points sapphire eyes and red enamel spots on fur like body and tail. The pointed tip eaSee Sold Price
Sold2023Antique Platinum and 18K Yellow Gold with Unpolished Diamonds and Sapphires Brooch/PendantBeautiful Antique Pendant/Brooch Platinum and Yellow Gold with 2 Sapphires. Diamonds are unpolished 6.2 GramsTWSee Sold Price
Sold2021Antique 14k Gold Platinum Diamond Ruby Pearl SapphireMETAL: 14k Gold/Platinum. GEMSTONES: Diamond approx. 0.03ct, Ruby, sapphires, pearls - 2.2-2.5mm. MEASUREMENTS: Brooch is 24mm in diameter. MARKED: 1500. WEIGHT: 3.6 grams.Gemstones have not been gradSee Sold Price
Sold202418k Gold Platinum Diamond Bird Brooch PinMETAL: 18k Gold/Platinum. GEMSTONES: Diamonds approx. 0.54ctw. Synthetic sapphire and ruby. MEASUREMENTS: Brooch is 34mm x 30mm. TESTED: Plat. 18k. WEIGHT: 9.4 grams.Gemstones have not been graded forSee Sold Price
Sold2016Art Deco 1.50ctw Diamond Platinum Brooch PinA platinum brooch set with approximately 1.50ctw of old mine cut diamonds separated by synthetic sapphires. The brooch measures 43mm x 23mm and weighs 6.0 grams.Gemstones have not been graded for coloSee Sold Price
Sold2018Estate Platinum Sapphire & Diamond RingEstate Platinum Sapphire & Diamond Ring. Set with an oval cut sapphire of approximately 2.5 carats as well as baguettes of approximately .25 total carat weight. Ring size 6.75can be resized.See 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
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
Sold2016Art Deco Platinum Sapphire and Diamond Brooch, 8.5 ctwMain Gem: Natural sapphire Color: Blue Gemstone Size: 5.5 carats Diamonds: Approximately 3 ctw of Old European Cut diamonds Color/Clarity: G, VS Metal: Platinum Please note that this lot has a reserveSee 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
Sold2016Estate Antique Platinum Sapphire & Diamond RingEstate Antique Platinum Sapphire & Diamond Ring. Set with sapphire at center (stone with surface abrasions) surrounded by round cut white diamonds. Period Art Deco setting. Apparently unmarked. Ring sSee 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
Sold202218k Platinum Sapphire Diamond Bar Brooch18k Platinum Weight 6.13g Sapphire Diamond Bar Brooch Measurements 2.73”x0.17”See Sold Price
Sold2017Platinum Sapphire Diamond Pin BroochSapphire and Diamond Pin - stones set in platinum .6 inches by 1.1 inches, cabochon sapphire is 4mm by 6 mm. weighs 8.9 grams. No hallmark but tested Please note that this lot has a confidential reserSee Sold Price
Sold2018Platinum Sapphire Diamond Pin BroochSapphire and Diamond Pin - stones set in platinum .6 inches by 1.1 inches, cabochon sapphire is 4mm by 6 mm. weighs 8.9 grams. No hallmark but tested Please note that this lot has a confidential reserSee Sold Price
Jun 06Akiba GalleriesTiffany & Co. Platinum, Diamond, Sapphire and Ruby American Flag Brooch$8,000(2 bids)
Jun 09Austin Auction GalleryESTATE CUSTOM PLATINUM, 10CT SAPPHIRE & 2.5CTTW DIAMOND RING$2,000(1 bid)