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
Sold2022ART DECO PLATINUM, DIAMOND & SAPPHIRE BAR PINART DECO PLATINUM, DIAMOND & SAPPHIRE BAR PIN set with 41 European cut diamonds approx. 1.70 carats, (center diamond approx. 0.75 carat, in our opinion: G-H color, I1 clarity, however not guaranteed),See Sold Price
Sold2018An Art Deco diamond, synthetic sapphire bar pinFeaturing two old European cut diamonds weighing a total of approximately 0.50 cttw. and eighty-two rose cut diamonds ranging in size from approximately 1.0 to 1.2 mm, framing fifteen rectangular stepSee Sold Price
Sold2017ART DECO PLATINUM, DIAMOND & SAPPHIRE STICK PINSet with 9 round diamonds approx. 0.30 carats, and 2 square cut sapphire melee, overall head 20x15mm, tests platinum, (pin stem not platinum or gold), gross weight 2.5gms.See Sold Price
Sold2023Art Deco Diamond, Pearl, Synthetic Sapphire, Bar PinArt Deco Diamond, Pearl, Synthetic Sapphire, Bar PinCentering three round brilliant-cut diamonds weighing a total of approximately 0.25 cttw. highlighted by forty-four rose-cut diamonds, accented by fSee Sold Price
Sold2022Signed Cartier Platinum Patriot PinSigned Art Deco Cartier platinum ruby, diamond and sapphire pin. The rectangular pin is decorated with a pair of star shaped mountings set with single round faceted sapphire. The sapphire stars are suSee Sold Price
Sold2020Beautiful Art Deco Circa 1920 European Platinum DiamondFC #914-JG00 VK Beautiful Art Deco Circa 1920 European Platinum Diamond & Sapphire Arrow Pin Imagine how wonderful this pin will look adorned on the lapel of your blouse, blazer or coat… May you poiSee Sold Price
Sold2021DECO PLATINUM EUROPEAN CUT DIAMOND SAPPHIRE STICK PINDECO PLATINUM EUROPEAN CUT DIAMOND SAPPHIRE STICK PIN An Outstanding Antique Art Deco Platinum Old European Cut Diamond Sapphire Stick Pin, circa 1925, shines front and center with a bright and sparkSee Sold Price
Sold2019Art Deco Platinum Sapphire and Diamond Pin, FrenchCrafted in platinum; centering a rectangular cut sapphire weighing approximately 2.50 carats; accented with 34 square- and rectangular-cut sapphires, weighing a total of approximately 2.80 carats; andSee Sold Price
Sold2020Art Deco Diamond Sapphire Platinum Stick PinEstate Art Deco Diamond Sapphire Platinum Stick Pin - A lovely bar stickpin that is approximately 2.3 grams and .75 x .25 inches. About .5 carat of white diamonds .375 carat of sapphires. An easy convSee Sold Price
Sold2021Art Deco Platinum, Diamond & Sapphire PendantAntique Art Deco Platinum, diamond and sapphire filigree pendant, converted from a bar pin. Features a 3" elongated lozenge shaped design set throughout with bezel and milgrain edged old European cutSee Sold Price
Sold2019Art Deco Platinum and Diamond Braceletset with approximately 1.8 ct tw diamonds and nine synthetic sapphires 6 1/2" long, 11.3 dwt gross SHIPPING: Shipping available within the Continental USA (excludes insurance) $25. International buyerSee Sold Price
Sold2021Bracelet art deco yellow gold with sapphire diamondArt Deco bracelet 18kt yellow gold and platinum, diamonds, single cut and synthetic sapphires .See Sold Price
Sold2020Art Deco 18k Gold Platinum Diamond Blue Stone RingMETAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size - 5.75, ring top - 30mm x 20mm. GEMSTONES: Synthetic sapphire (RI tested 1.76-1.77) - 14mm x 9mm x 5.3mm, Diamonds - approx. 0.56ctw. TESTED: 18k/PlaSee Sold Price
Sold2022Ladies Art Deco Diamond Platinum BraceletLadies platinum art deco bracelet featuring 28 single cut diamonds approximately 0.84 carats, Clarity-VS2, Color-F, accented by 15 synthetic sapphires. The bracelet tests platinum and is 7 1/2" L. GroSee Sold Price
Sold2016Art Deco Diamond & Platinum Bracelet.Single and baguette cut diamonds, approximately 3.50 cts. TW, approximately G-I, VS-SI. Synthetic sapphires. 11.8 dwts. Size 6 - 5/8" L.See Sold Price
Sold2016ART DECO DIAMOND & PLATINUM OR WHITE GOLD ENGAGEMENTComprising three rings set with white or cognac OEC diamonds, weighing approx. .75 ct. TW, in pierced and millegrained filigree platinum or 18k white gold, two with synthetic sapphires, diamond melee,See Sold Price
Sold20183 Art Deco Era Bar PinsThree Art Deco Era Bar Pins. Including 1 pin set with European cut diamonds and synthetic sapphire, 1 pin set with seven diamonds, and 1 bow form pin set with 13 enhancement diamonds. One with worn maSee Sold Price
Sold2018UDALL & BALLOU ART DECO PLATINUM, 18K GOLD, SAPPHIRE,UDALL & BALLOU ART DECO PLATINUM, 18K GOLD, SAPPHIRE, AND DIAMOND BAR PIN / BROOCH, tested, marked "U&B", featuring 11 hexagonal-cut sapphires in slightly tapering sizes from 4.1 to 4.7 mm side to sidSee 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
Sold2024An Art Deco Sapphire & Diamond Bar Pin in 14K & PlatinumArt Deco Platinum and 14K yellow gold bar pin featuring 10 round sapphires weighing approx. 2.50ctw, possibly Ceylon, alternating with 18 rose cut diamonds weighing approx. 0.20ctw, lock safety catch,See Sold Price
Sold2023Antique Diamond Platinum Sapphire Bar PinEarly platinum 7 diamond, 8 rectangular caliper-cut sapphire Art-Deco filigree bar pin. (4.2 dwt.) Vintage J.E. Caldwell leather box included but not original to pin.See Sold Price
Sold2021Antique Art Deco 18K gold and Platinum Diamond RingThis original Art Deco ring was handmade in 18k gold and platinum during the 1920´s. One cushion cut synthetic sapphire that weighs 3ctw approx. radiates from the center of this lovely piece. The cSee Sold Price
Sold2016Art Deco Platinum and DiamondRooster Brooch 31 mm. diamond encrusted circle with perched rooster, 92 diamonds total, estimated 1.5 carats, H-I, SI-1, accented nine 1.7 mm. sapphires and synthetic rubies, platinum mount, 7.3 gramsSee Sold Price
4 days LeftGermauArt Deco platinum 1.36 carats Old European cut diamond & sapphire bow brooch SKU-5119$100
May 06Heritage Auctions55218: Art Deco Diamond, Synthetic Sapphire, Platinum R$8,000
May 06Heritage Auctions55214: Art Deco Diamond, Synthetic Sapphire, Platinum R$6,000
May 06Heritage Auctions55216: Art Deco Diamond, Synthetic Sapphire, Platinum $4,000
6 days LeftFederal Assets AuctioneersAntique Art Deco Etched Platinum 1.0 ctw European Cut Diamond & Syn Sapphire Rin$1
3 days LeftSeized Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch Pin$1
6 days LeftFederal Assets AuctioneersAntique Art Deco 14k Gold Diamond & Sapphire Milgrain Filigree Bar Pin Brooch$1
May 06Heritage Auctions55315: Art Deco Diamond, Sapphire, Synthetic Sapphire, $2,400(1 bid)