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
Sold2020Edwardian Platinum Tsavorite Garnet Diamond BroochElegant antique Edwardian ladies brooch pin. Filigree platinum with collet-set diamonds. Center set with a Tsavorite green garnet of approximately 3.5mm. Secure ban back. Unmarked, x-ray verified PlatSee Sold Price
Sold2023JEWELRY: Edwardian jade and diamond stick pin, tested platinum, milgrain details, containing oneJEWELRY: Edwardian jade and diamond stick pin, tested platinum, milgrain details, containing one ornately carved jade, with bee design, 33.5 x 20 mm diam., containing one antique pear-shaped diamond wSee Sold Price
Sold2017Edwardian 14K Gold Diamond Flower Basket Pin. AntEdwardian 14K Gold Diamond Flower Basket Pin. Antique brooch. Decorative metalwork basket with 11 diamonds. Floral and leaf design with diamonds. Tests 14k Gold acid; possible platinum. -- Dimensions:See 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
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
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
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
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 Edwardian Platinum Diamond PendantMETAL: Platinum. MEASUREMENTS: Pendant is 58mm x 50mm. GEMSTONES: Synthetic sapphires (center stone is slightly abraded), Diamonds approx. 1.60ctw. TESTED: Plat. WEIGHT: 13.9 grams.Gemstones have notSee 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
Sold2016Antique Edwardian Platinum Diamond Pendant NecklaceNecklace is 19 1/" long, pendant - 38mm in diameter. Set with old mine cut diamonds - approx. 2.00ctw. Tested plat. Weight - 14.8 grams.Gemstones have not been graded for color and clarity ,and tSee 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
Sold2022Antique art deco platinum diamond bar pinVintage from the 1920s Length: 2.5 Inches Materials: Platinum Style: Art deco Recycled Description Solid platinum genuine diamond bar pen measuring two. 5 inches with magnificent hand done open scrollSee Sold Price
Sold2020Antique Platinum Diamond Pearl Horseshoe Brooch PinMETAL: Platinum. Stem is not gold. GEMSTONES: Diamonds approx. 0.10ctw. Pearls. MEASUREMENTS: Brooch is 48mm x 45mm. TESTED: Platinum. WEIGHT: 9.8 grams.Gemstones have not been graded for color and clSee Sold Price
Sold2022Fine Antique Edwardian Platinum Diamond Pave Ladies RingCa. last quarter to first quarter 20thC. Excellent with forty-one fine clear diamonds and two small emeralds. Approx. weight 5.2 grams. Largest diamond approx 4mm diameter. Ring size 7.5, this antiqueSee Sold Price
Sold2024Antique 18k Gold Platinum Diamond Jabot PinMETAL: 18k Gold/ Platinum. MEASUREMENTS: Pin is 38mm x 8mm. GEMSTONES: Rose cut diamonds approx. 15 stones. TESTED: 18k/ Plat. WEIGHT: 1.4 grams.Gemstones have not been graded for color and clarity, aSee Sold Price
Sold2022Antique Platinum Mine Cut Diamond Bar Pin BroochCa. first quarter 20thC. Excellent original condition with three 3 1/2mm center full cut diamonds, set among forty-six 1mm mine cut diamonds placed diagonally within the checkered interior. The borderSee Sold Price
Sold2018Ladies 1940's Platinum Diamond Ruby Pin, 1.84ctwItem: Ladies Antique 1940's Platinum & Diamond & Ruby Pin Brand: Unbranded Metal Purity: platinum Gemstones: Diamonds, Rubies Carat Weights: 1.20 ct diamonds TW, .64 ct rubies TW Size: 2 3/4" x 1" MouSee Sold Price
Sold202040PT DIAMOND PLATINUM RING ENGAGEMENT ANTIQUEANTIQUE EDWARDIAN PLATINUM DIAMOND 30 POINT I1 DIAMOND ENGAGEMENT RING. PLUS 8 ACCENT DIAMONDS. SIZE 5 1/2. WEIGHS 2.2 GRAMS. MARKED 10% IRID PLAT. USA SHIPPING $5.See Sold Price
Sold2024Antique French Platinum Gold Turquoise Diamond Brooch PinMETAL: Platinum/18k Gold. GEMSTONES: Diamonds approx. 1.20ctw. Turquoise - 10mm x 8.5mm. MEASUREMENTS: Brooch is 37mm x 25mm. MARKED: French Eagle's head Hallmark. Tested - Plat. WEIGHT: 10.7 gramSee Sold Price
Sold2019Antique 18k Gold Platinum Diamond Bar Brooch PinMETAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 58mm x 4.8mm. Comes with box. GEMSTONES: Old mine and rose cut diamonds approx.1.00-1.20ctw. TESTED: 18k/ Plat top. WEIGHT: 3.8 grams.Gemstones haveSee Sold Price
Sold2023Antique Gold Platinum Demantoid Garnet Diamond Brooch PinMetal : Gold back/Platinum Top Designer : Not Signed Gemstone : Demantoid garnets, Diamonds Measurements : Pendant is 25mm x 25mm Marked: : Tested plat/gold Weight: 10.1 gramsSee Sold Price
3 days LeftFederal Assets AuctioneersAntique Krementz Edwardian Platinum Top 14k Gold Diamond Etched Bar Pin BroochUS$1
2 days LeftFederal Assets AuctioneersAntique Edwardian Platinum Top 18k Gold 0.55 ctw Diamond Milgrain Bar Pin BroochUS$1(1 bid)
5 days LeftFederal Assets AuctioneersAntique Edwardian French 18k Gold & Platinum 0.80 ctw Diamond Pearl Bar Pin BrooUS$1
4 days LeftJasper52Antique Edwardian Diamond Turquoise Enamel Brooch Pin 20K Yellow Gold, 5.19 GramUS$550
May 31Miami Auctions & Appraisals LLC Antique Deco Sailfish Aquamarine Diamond Platinum Brooch PinUS$12,500
4 days LeftSeized Assets AuctioneersAntique Belle Epoque Platinum Multi Color Pearl Diamond Wreath Circle Pin BroochUS$1
941 Lots AwayFederal Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch PinUS$2(2 bids)
2 days LeftFederal Assets AuctioneersAntique Art Deco Platinum 7.24 ctw Diamond Large Sapphire Filigree Brooch PinUS$1(1 bid)
May 28Miami Auction GalleryANTIQUE BLACK STARR & FROST-GORHAM DIAMOND PLATINUM DECO BROOCH PINUS$12,750
4 days LeftSeized Assets AuctioneersAntique Art Deco Platinum 4.04 ctw Old European Diamond Filigree Bar Pin BroochUS$1
4 days LeftFederal Assets AuctioneersAntique Art Deco Platinum European Marquise Diamond Ribbon Bow Wreath Brooch PinUS$1
2 days LeftFederal Assets AuctioneersAntique Victorian 14k Gold & Platinum GIA Old Sapphire Ruby Diamond Long Bar PinUS$1
May 31Miami Auctions & Appraisals LLC Antique Deco 6.55cts Old European Diamond Platinum Filigree Brooch PinUS$14,000
4 days LeftSeized Assets AuctioneersAntique Art Deco Black Starr Frost Platinum GIA Natural Pearl & Diamond Bar PinUS$1
4 days LeftFederal Assets AuctioneersAntique Art Deco Platinum Old Euro & Mine Cut Diamond Open Geometric Brooch PinUS$1
May 31Miami Auctions & Appraisals LLC Antique Art Deco 5.50ct Diamond Platinum Filigree Geometric Open Brooch PinUS$8,200