Sold2022Two 18K gold and diamond broochesTwo 18K gold and diamond brooches One is designed as a circular foliate brooch set with old European-cut diamonds mounted in platinum topped eighteen karat gold; the other is designed as a bow set witSee Sold Price
Sold2022A BELLE EPOQUE DIAMOND PENDANT / BROOCH, EARLY 20TH CENTURY in yellow gold and platinum, the foliateA BELLE EPOQUE DIAMOND PENDANT / BROOCH, EARLY 20TH CENTURY in yellow gold and platinum, the foliate body suspending swags, jewelled throughout with old European, single and rose cut diamonds, the diaSee Sold Price
Sold2024Art Deco Platinum Gold Diamond Brooch Pendant NecklaceMETAL: 14k Gold/ Platinum. MEASUREMENTS: Necklace with the pendant attached is 19" long, pendant detaches and converts into a brooch - 46mm x 15mm. GEMSTONES; Diamonds approx. 3.00ctw. MARKED: IrSee Sold Price
Sold2018Art Deco Filigree Platinum Gold Diamond BroochMETAL: platinum, 14k gold. GEMSTONES: diamond-approx. 0.13ct. MEASUREMENTS: brooch is 63mm long x 10.5mm at widest point. MARKED/TESTED: platinum,14K. WEIGHT: 3.7 grams.Gemstones have not been gradedSee Sold Price
Sold2021Platinum and Diamond Foliate Brooch, Jean VitauPlatinum and Diamond Foliate Brooch, Jean Vitaufinely designed in platinum as a single leaf and pavè set throughout with full cut round diamonds weighing approximately 6.70 total carats (D-F color,See Sold Price
2021Marlene Stowe Platinum Gold Diamond Butterfly Brooch18k gold and platinum butterfly brooch by Marlene Stowe, with approx. 0.44ctw in diamonds. Brooch measures 60mm x 40mm. Marked: M. Stowe, 18k, Plat. Weight - 32.1 grams.See Sold Price
Sold2021Seidengang Athena Platinum Gold Pearl Diamond BroochMETAL: 18k Gold and Platinum. GEMSTONES: with 9.8mm pearl and approx. 0.10ctw in diamonds. MEASUREMENTS: Brooch is 88mm x 25mm. MARKED: with SG mark, Plat 18k. WEIGHT: 27 grams.Gemstones have not beenSee Sold Price
Sold2021Mid Century Platinum 18k Gold Diamond Brooch PinMid century platinum and 18k yellow gold brooch with rose cut and old mine cut diamonds. Center diamond approx. 0.21ct, surrounding diamonds approx. 1.60ctw. Brooch is 48mm x 38mm. Tested: Plat, 18k.See Sold Price
Sold2022Midcentury Platinum 14k Gold Diamond Brooch PendantMETAL: Platinum and 14k Gold. GEMSTONES: Old mine diamonds approx. 2.35ctw. MEASUREMENTS: Brooch is 38mm x 35mm. MARKED: Lebolt. Tested - Plat, 14k. WEIGHT: 11 grams.Gemstones have not been graded forSee 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
Sold2018Platinum Gold Citrine Diamond Brooch PinMETAL: 14k Gold/ Platinum. MEASUREMENTS: Brooch is 45mm x 37mm. GEMSTONES: Diamonds approx. 0.45ctw, citrines. TESTED: Plat, 14k gold. WEIGHT: 19.9 grams.Gemstones have not been graded for color and cSee 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
Sold2021LADIES ART DECO 3.65 CARAT PLATINUM & GOLD BROOCHLadies Platinum and gold diamond brooch. There is one old European cut diamond the measures 4.9x3.3mm and weighs approx .49 carat: clarity SI1-SI2 and color JKL. There are two old European cut diamondSee Sold Price
Sold2017A Platinum, Gold, and Diamond Leaf BroochDesigned as a leaf brooch with 18K yellow gold rope framing each leaf, set with 111 round-cut diamonds, with G-H color and VS clarity, weighing a total of approximately 7.00 carats, mounted in platinuSee Sold Price
Sold2022Marcus & Co. Platinum, Gold, Amethyst and Diamond BroochMarcus & Co. Platinum, Gold, Amethyst and Diamond Brooch One lozenge-shaped amethyst ap. 27.0 x 18.0 x 9.7 mm., rose-cut diamonds, signed M & Co., c. 1915, ap. 8.2 dwts. CSee Sold Price
Sold2017JADEITE, DIAMOND & PLATINUM FOLIATE BROOCHFine jadeite, diamond and platinum foliate-form brooch; the platinum mount of curvilinear ribbon-like design, set with approx. 40 modern brilliant round and single cut diamonds; radiating 'leaves&See Sold Price
Sold2018An Antique Platinum, White Gold and Diamond Brooch,An Antique Platinum, White Gold and Diamond Brooch, containing 84 old mine and rose cut diamonds weighing approximately 10.00 carats total. Scratchmark: 306 5339. 15.90 dwts.See Sold Price
Sold2022Art Deco Platinum and Gold Diamond Pearl BroochArt Deco Platinum and Gold 13.1g Weight Euro Diamond Approx. 2ct Pearl Brooch Measurements 2.24”x1.12”See Sold Price
Sold201918k Gold Platinum Diamond Brooch PinMETAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 79mm x 30mm. GEMSTONES: Diamonds approx. 115 stones. TESTED: 18k/plat top. WEIGHT: 11.7 grams.Gemstones have not been graded for color and clarity ,aSee Sold Price
Sold2018Seidengang 18k Gold Platinum Diamond BroochMETAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch measures 69mm x 39mm. GEMSTONES: Diamonds approx. 0.26ctw. MARKED: Maker's mark, plat, 18k. WEIGHT: 28.4 grams.Gemstones have not been graded for coSee Sold Price
Sold2021PLATINUM, GOLD, DIAMOND AND SAPPHIRE BROOCH MeleePLATINUM, GOLD, DIAMOND AND SAPPHIRE BROOCH Melee centering three bezel-set diamonds, the largest approx. 3.2mm x 3.0mm. Length 2.25”. Approx. 6.46 total dwt.See Sold Price
Sold2021ESTATE 18KT GOLD, PLATINUM & DIAMOND BROOCHEstate 18kt yellow gold (tested) brooch, thirty-eight square-cut, channel-set red stones (synthetic), twenty-seven diamonds in platinum-topped setting, two bezel-set diamond and pearl drops, approx 1See Sold Price
Sold2018ART DECO 14k Gold Platinum Diamond Brooch Pin 8.3gArt Deco diamond brooch. Features an Art Deco reticulated design with pave and bezel set diamonds throughout the rectangular brooch. Unmarked but tested 14k with a platinum top. Approximately 0.55 carSee Sold Price
Sold2016PLATINUM, GOLD & DIAMOND CIRCLE ESTATE BROOCHLadies estate platinum,18kt gold and diamond brooch, two interlocked circles set with approx 2.00 cts total weight diamonds of varied size, 1.5"l, 1"w, 6.7 grams (inclusive of diamonds) Start Price: $See Sold Price
May 14BonhamsAN 18K GOLD, PLATINUM AND DIAMOND BROOCH, WITH AN 18K GOLD, PALLADIUM AND DIAMOND BROOCH$1,500
May 14Adam's AuctioneersA TURQUOISE, LAPIS LAZULI AND DIAMOND BROOCH, BY VAN CLEEF & ARPELS, CIRCA 1965 Of foliate design, €0(1 bid)
4 days LeftJasper52Authentic! Tiffany & Co Schlumberger 18k Yellow Gold Platinum Diamond Pin Brooch$6,000