0.25 CARAT ROUND BRILLIANT I VS1 DIAMOND 18 KARAT YELLOW GOLD PIN BROOCHModern Jewelry4.5(203)$4,700Mar 03, 2026
Vintage Diamond Two-Tone Flower Brooch Pin 18K Yellow Gold, 3.50 CTW, 35.2 GramsChairish Auctions4.5(10.3k)$2,400
0.54 CARAT ROUND BRILLIANT H VS1 DIAMOND 18 KARAT YELLOW GOLD SEMI MOUNT RINGModern Jewelry4.5(203)$4,350Mar 03, 2026
Elegant 18K Yellow Gold Brooch with 81 Diamonds 1.60 Ct F-G VS1-VS2Diamond Depot4.3(10)$2,1505 days Left
Platinum 18K Yellow Gold Diamond Brooch 8.60 Ct VVS-VS 3.25 x 3.0Diamond Depot4.3(10)$5,5003 days Left
Sold18K DIAMOND BROOCH, 2.10CTWSet with 25 round diamonds approx. 2.10 carats (center diamond 50pts), appear nice clean stones, in yellow gold, tests 18K (pin stem tests 10K, clutch not gold), 1.25in., gross weight 19.9gms. OpeningSee Sold Price
SoldRetro 18k Diamond BroochRetro 18k Yellow Gold Weight 28.1gr Measurements 2.31”x1.58” Diamond Approx 2.5ct VVs H BroochSee Sold Price
SoldPlatinum 18k Diamond BroochPlatinum and 18k white gold 21.9g 33.8mm wide 1.8-2.5mm diamondsSee Sold Price
SoldCesare de Vecchi 18K & Diamond Brooch W/EmeraldCesare de Vecchi 1995 Solid 18K Yellow/White Gold, Carved Mother of Pearl & Diamond Brooch W/Emerald & Black Enamel Accents - This stunning deco style brooch was produced in 1995 by renowned Italian jSee Sold Price
Sold18K Diamond BroochHeavy, High Quality 18K and Diamond Pin set with 24 full cut round diamonds for a 1 CTW. Hallmarked ZVI 18K. largest dimension: 55mm. 13 grams / 8.3 dwt. Excellent condition, with little or no use. KeSee Sold Price
SoldHughes Bosca Montana Black Jade 18K Diamond BroochWhite Diamonds mounted on a Black Jade disc bound and set into a gold, scalloped back plate. Can be worn as a pendant.See Sold Price
Sold18K DIAMOND BROOCHin the form of a coral branch spray, set with 8 round diamonds approx. 0.40 carats, yellow gold setting tests 18K, 1.75in., 17.2gms.See Sold Price
SoldDavid Webb Bicolor 18K Gold & Diamond BroochDavid Webb 18k yellow and white gold brooch with approx. 4cts of diamonds. Stamped WEBB 18K. Approx. 1.75 x 1.75 in., gold weight 28 grams.See Sold Price
SoldVan Cleef & Arpels Cheveux d'Ange 18k Gold Diamond Brooch PinMETAL: 18k Gold. GEMSTONES: Diamonds approx. 2.40ctw. MEASUREMENTS: Brooch is 32mm x 32mm. MARKED: Van Cleef & Arpels Made in France 18k, 288612. WEIGHT: 16.5 grams.Gemstones have not been gradedSee Sold Price
SoldCARTIER 18K Gold & Diamond Brooch18K yellow gold and diamond brooch, by Cartier, signed and numbered 22449. Approx. 2.5 ct. diamonds. 1 3/4" x 1 7/8". 24.3 dwt.See Sold Price
SoldDavid Webb 18k Diamond & Emerald BroochDavid Webb brooch in the form of a recumbent jaguar. Features a 12 diamond collar (approx 1 carat), two emerald eyes, and black enamel stripes. [2.34" W x 1.45" D x .87" H]. Signed "David Webb". ClaspSee Sold Price
SoldGeorge Schuler Tiffany & Co. 18K Gold Diamond Brooch Pin and EarringsGeorge Schuler For Tiffany & Co. 18K Gold Diamond Brooch Pin and Earrings The Earrings and Brooch Pin feature approximately 1.15 Total Carats of Diamonds. The Brooch stamped on back : TIFFANY & CO. 18See Sold Price
SoldOriginal Cartier 18K Gold & Diamonds BroochCartier 18 K yellow gold and diamond tulip brooch.5 cm x 2.5 cm, weight 21.6 gSee Sold Price
SoldTIFFANY & CO. PLATINUM & 18K 4CTW DIAMOND BROOCHCirca 1890's Art Nouveau antique Tiffany and Co platinum brooch having 4ctw old mine cut diamonds(Clarity:VS-SI/Color:E-H) with an onyx inlay and 18K yellow gold clasp/pin. Stamped 18K on clasp, engraSee Sold Price
SoldVictorian 18K & Platinum Diamond BroochVictorian 18K & Platinum Diamond Brooch Weighing 9.1 grams Set with 49 Old European-cut Diamonds weighing app. 2.60 Ct. F-H Color, VVS-VS Clarity 2 inches in lengthSee Sold Price
SoldBoucheron Paris 18k Gold Diamond Brooch PinMETAL: 18k Gold. MEASUREMENTS: Brooch measures 85mm x 45mm . GEMSTONES: Diamonds - approx. 3.00ctw. MARKED: French assay marks, Boucheron Paris. WEIGHT: 35 grams.Gemstones have not been graded for colSee Sold Price
SoldKoven 18k Gold Diamond Brooch Pin SetMetal : 18k Gold Designer : Koven Gemstone : Diamonds approx. 4.00ctw Measurements : Brooches are 60mm x 20mm each Marked: : Koven 1964 Weight: 19.2 gramsSee Sold Price
SoldJ. E. Caldwell & Co 18k Gold Diamond Brooch PinMETAL: 18k Gold. MEASUREMENTS: Brooch is 52mm x 33mm. GEMSTONES: Diamonds approx. 1.50ctw. MRKED: JEC Co, Z5118 13, WEIGHT: 24.2 grams.Gemstones have not been graded for color and clarity ,and testedSee Sold Price
SoldA Lady's 18K Diamond Spray Brooch18K yellow gold spray brooch featuring 0.84ct Old European cut diamond in the center with 23 additional diamonds in brooch, pin/pendant capabilities, 2.25 in. L, rope design, 25.9 gramsSee Sold Price
SoldFrench 18K Diamond Fern BroochFrench 18k white and yellow gold hand made fern leaf style brooch pendant containing eighty-two pave' set round brilliant cut diamonds in frond, measuring 1.90 - 1.30 x 0.96mm (depth est.) with approxSee Sold Price
SoldLady's French Trembler 18k Diamond Flower BroochLady's French Trembler 18k Diamond Flower Brooch 2.25''x1''. Fur clip includes (16) round brilliant cut diamonds of approx. .1 to .15 carats each that tremble in their setting. It weighs 21.3 grams anSee Sold Price
SoldTiffany & Co 18k Gold Diamond Brooch PinMETAL: 18k Gold. MEASUREMENTS: Brooch is 50mm x 45mm. GEMSTONES: Diamond approx. 0.46ct. MARKED: 18kt, Tiffany & Co. WEIGHT: 17.1 grams.Gemstones have not been graded for color and clarity ,and teSee Sold Price
SoldTiffany & Co 18K Gold Diamond Brooch PinMETAL: 18k Gold. GEMSTONES: Diamonds approx. 1.44ctw. MEASUREMENTS: Brooch is 56mm x 38mm. MARKED: Tiffany & Co 18k. WEIGHT: 30 grams.Gemstones have not been graded for color and clarity ,and testSee Sold Price
SoldRetro 18k Rubies Diamond BroochRetro 18k Pink Gold Weight 187.2gr Measurement 2.5”x1.4” “Burma” Rubies Approx 2.4ct Diamond Approx 0.5ct Vs1 G BroochSee Sold Price
