Sold2018AN ANTIQUE PLATINUM AND DIAMOND BAR PIN, 2.30 CTTWThe filigree design with three diamonds estimated at approximately .50 carats each with eight .10 carat accent diamonds, estimated 2.30 CTTW, unmarked, tests for platinum. Measures .75 x 2.75 inches,See Sold Price
Sold2016Platinum Art Deco Diamond Bow PinDESCRIPTION: Platinum bow pin with black grosgrain ribbon edged with approximately .5 ctw of diamonds. MEASUREMENTS: 2" x 3/4". 4.9 dwt (7.5 gr). CONDITION: No defects noted.See Sold Price
Sold2022An Art Deco Diamond & Onyx Geometric Bow PinPlatinum geometric bow pin featuring diamonds weighing approx. 3.00 ctw with an average color grade of G-H and an average clarity grade of VS, bead set with French cut black onyx channel set in designSee Sold Price
Sold2023Art Deco Platinum and Diamond Bow Wreath BroochItem/Description: Elegant Deco Retro era circle pin brooch fashioned as a wreath or ribbon from platinum and set with sparkly white round diamonds graduated in size. Approximately one half carat CTW.See Sold Price
Sold2024Antique 14K Diamond Emerald Pearls Bow BroochItem/Description: Antique Belle Epoque era pin. Exquisitely crafted from 14K white and yellow gold. Hand-set with approximately 1.5 CTW of sparkling round diamonds, deep green emeralds and lustrous whSee Sold Price
Sold2020Platinum bow pinPlatinum bow pin, set with approx. 1 ctw diamonds, 1.75", 8 gramsSee Sold Price
Sold2022ANTIQUE, DIAMOND BOW BROOCHANTIQUE, DIAMOND BOW BROOCH Containing numerous old European cut diamonds weighing approximately 4.50 carats total. Mounted in platinum-topped gold. 2 3/4 x 2 inches.Pin stamp: 18K. Gross weight: 10.8See Sold Price
Sold2022Antique Platinum Diamond Edwardian PinAntique platinum diamond pin, the Edwardian pin is fashioned of 14K yellow gold and faced with platinum. The center of the pin is decorated with intricate organic cutwork, outlined in delicate milgraiSee Sold Price
Sold2022Mid Century Platinum Diamond Bow Brooch PinMETAL: Platinum. MEASUREMENTS: Brooch is 58mm x 34mm. Center stone is missing, center will fit approx. 6.5mm stone. GEMSTONES: Diamonds approx. 3.00ctw. TESTED: Plat top/ Gold back. WEIGHT: 15.7 gramsSee Sold Price
Sold2016Antique Platinum Diamond Brooch PinPlatinum brooch features approx. 1.20ctw in diamonds set in platinum. Brooch measures 31mm in diameter. Tested platinum. Brooch weighs 5.3 grams. Gemstones have not been graded for color and clarity ,See Sold Price
Sold2016Platinum Diamond & Onyx Bow Pin.Single cut diamonds. 3.9 dwts. (Missing one onyx).See Sold Price
Sold2023Three Ladies 14k Yellow Gold Pins and a BroochThree Ladies 14k Yellow Gold Pins and a Brooch. Comprising a 14k and platinum diamond bow, and pin set with an amethyst, a stick pin set with a smokey quartz, and a nautical glass brooch with anchor mSee Sold Price
Sold2022Antique Platinum Diamond Jabot Brooch PinMETAL: Platinum. MEASUREMENTS: Brooch is 3.5" long x 17mm wide. GEMSTONES: Diamonds approx. 69 stones total, combination of smaller rose and larger old mine mixed shaped stones. WEIGHT: 8.8 gramsSee Sold Price
Sold2022Antique Pair Platinum Diamond Pearl Bow Drop EarringsThis is an antique pair of platinum bow motif dangle earrings featuring a pearl surrounding by single cut and other antique cut diamonds. The diamonds are of SI-I1 clarity and GH-JK color. Each earrinSee Sold Price
Sold2022Platinum Diamond Ruby Bow Brooch PinMETAL: Platinum/ Gold stem. MEASUREMENTS: Brooch is 50mm x 6mm. GEMSTONES: Rubies (few stones re slightly abraded), Diamonds approx. 0.90ctw. TESTED: Plat/Gold stem. WEIGHT: 4.3 grams.Gemstones have nSee Sold Price
Sold2023JEWELRY. Antique Platinum and Diamond Bar Pin.Antique platinum bar pin displaying (12) Old Mine cut diamonds. Diamonds average approx. 3.5mm x 2.5mm. With a 14kt yellow gold brooch backing. Total approx. weight of the brooch is 3.7 dwt (gross). FSee Sold Price
Sold2016AN ANTIQUE PLATINUM DIAMOND AND SAPPHIRE BOW BROOCHAn antique bow brooch with twenty-nine 1/16 carat diamonds plus small sapphires in a platinum setting, unmarked, measures .625 x 1.5 inches, weighs 5.2 grams. We happily provide seamless, low-cost in-See Sold Price
Sold2020Antique Platinum 18K Gold Diamond Pin BroochMETAL: 18k Gold, Platinum. GEMSTONES: Center diamonds approx. 0.13ctw. Rose cut diamonds. MEASUREMENTS: Brooch/Pin is 70mm x 6mm. MARKED/TESTED: 750, Platinum. WEIGHT: 4.8 grams.Gemstones have not beeSee Sold Price
Sold2021Antique Platinum & 2.69 CTW Diamond RingDESCRIPTION: Platinum stamped filigree setting with three round Old European cut diamonds, .56 carat, .62 carat and .90 carat by formula (Clarity SI2, Color G-H). Surrounded by twenty-one Old EuropeanSee Sold Price
Sold2024Antique Platinum 2.42 ctw Diamond Engagement RingA very fine, true antique era engagement ring. The engagement ring dates to around the 1930's with natural baguette cut diamonds. The center diamond is a modern CVD, old European round cut. The centerSee Sold Price
Sold2023Antique Platinum & 1.24 CTW Diamond RingDESCRIPTION: Platinum (tested) antique filigree ring with six-prong top set with 1.17 carat round brilliant cut diamond. Clarity SI1, Color G-H. Accented by .01 carat and .02 carat round single cut diSee 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
Sold2019Antique Platinum 18k Gold Diamond Brooch PinMETAL: Platinum/ 18k Gold. MEASUREMENTS: Brooch is 69mm x 21mm. Chain is 3.75" long (with safety pin). TESTED: Plat top/ 18k gold. WEIGHT: 13.9 grams.Gemstones have not been graded for color andSee Sold Price
Sold2020Antique Platinum 14K Gold Diamond Brooch PinMETAL: Platinum and 14k Gold. GEMSTONES: Old mine cut diamonds approx. 0.84ctw (center diamond approx. 0.62ct). MEASUREMENTS: Brooch is 38mm x 11mm wide. TESTED: Plat, 18k. WEIGHT: 3.7 grams.GemstonesSee Sold Price
3 days LeftFederal Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch Pin$1
2 days LeftSeized Assets AuctioneersAntique Edwardian French 18k Gold & Platinum 0.80 ctw Diamond Pearl Bar Pin Broo$1
571 Lots AwaySeized Assets AuctioneersAntique Art Deco Platinum 4.04 ctw Old European Diamond Filigree Bar Pin Brooch$5(2 bids)
3 days LeftBidhaus14K White Gold & Platinum Emerald Art Deco Pin .60ct 6.2gr with Original Box$10(1 bid)
2 days LeftMynt Auctions14K White Gold & Platinum Emerald Art Deco Pin .60ct 6.2gr with Original Box$2,200
15 hrs LeftSeized Assets AuctioneersAntique Edwardian 18K Gold Platinum 0.90 ctw Diamond Wavy Accents Engagement Rin$1
6 days LeftSeized Assets AuctioneersAntique Edwardian 18k Gold Platinum 0.20 ctw Diamond Filigree Petite Dinner Ring$1
15 hrs LeftSeized Assets AuctioneersAntique Belle Epoque Platinum Multi Color Pearl Diamond Wreath Circle Pin Brooch$1
2 days LeftSeized Assets AuctioneersAntique Art Deco Platinum 1.30 ctw GIA Diamond Etched Filigree Engagement Ring$1
15 hrs LeftSeized Assets AuctioneersAntique Art Deco Platinum .80 ctw European Diamond Engraved Scroll Engagement Ri$1
15 hrs LeftSeized Assets AuctioneersAntique Platinum 1.08 ctw GIA European Diamond Solitaire Sapphire Engagement Rin$1
5 days LeftSeized Assets AuctioneersAntique Art Deco Platinum 1.74 ctw Euro Diamond Solitaire & Halo Engagement Ring$1
15 hrs LeftFederal Assets AuctioneersAntique Edwardian 14K Gold Platinum .54 ctw European Diamond Two-Stone Bypass Ri$1(1 bid)
3 days LeftFederal Assets AuctioneersAntique Art Deco 14k White Gold European Diamond Open Filigree Bow Pin Brooch$1