Antique Edwardian Long Filigree Diamond Brooch Pin Platinum, 10.23 GramsChairish Auctions4.5(10.3k)$2,600
ART DECO PLATINUM DIAMOND AND SAPPHIRE BAR BROOCHThomaston Place Auction Galleries4.4(427)$500Feb 22, 2026
Antique Art Deco Old European Cut Diamond and Sapphire Pin Brooch in 14k White and Yellow GoldEric's Estate & Jewelry4.6(528)$7006 hrs Left
Antique Art Deco Old European Cut Diamond and Sapphire Pin Brooch in 14k White and Yellow GoldEric's Estate & Jewelry4.6(528)$7001 day Left
Vintage 14K Yellow Gold Opal Diamond Brooch with Rubies and SapphireMynt Auctions4.4(820)$2,9502 days Left
Sold10K GOLD ANTIQUE OPAL & DIAMOND BAR BROOCH, 4g10k white and yellow gold pin brooch, set with a central round shaped cabochon opal, approximate total weight of opal 1.57ct, flanked by four old European cut diamonds, approximate total weight of diaSee Sold Price
SoldAn opal and diamond bar brooch. The cushion-shape opalAn opal and diamond bar brooch. The cushion-shape opal cabochon, with old-cut diamond trefoil and bar sides. Estimated total diamond weight 0.75ct. Length 6.8cms. Weight 7.2gms. With case. Overall conSee Sold Price
SoldOPAL AN DIAMOND BAR BROOCHOPAL AN DIAMOND BAR BROOCH 5 grams, platinum vibrant opals with great play of colour lively diamonds W 7 cm.See Sold Price
SoldNO RESERVE - AN ANTIQUE BLACK OPAL AND DIAMOND BARNO RESERVE - AN ANTIQUE BLACK OPAL AND DIAMOND BAR BROOCH, CIRCA 1910, Made in yellow gold and platinum, Oval cabochon black opal, weighing approximately 1.61 carats, Single cut and rose cut diamonds,See Sold Price
Sold14K Yellow Gold Opal and Diamond Bar Pin / Brooch14K Yellow Gold Opal and Diamond Bar Pin / Brooch having a central opal of approximately 0.53 carats in a halo of 14 round cut diamonds opal approximately 6.6mm x 4.6mm x 3.1mm, diamond approximate toSee Sold Price
SoldA mid 20th century diamond and opal bar brooch.A mid 20th century diamond and opal bar brooch. The oval opal cabochon, with old-cut diamond sides, to the tapered bar. Estimated total diamond weight 0.20ct. Length 6.6cms. Weight 4.7gms.See Sold Price
SoldA selection of jewellery. To include an early 20thA selection of jewellery. To include an early 20th century diamond and seed pearl bar brooch, a 9ct gold diamond and opal triplet pendant with a 9ct gold chain, an early 20th century ruby, split and sSee Sold Price
SoldVICTORIAN 14K GOLD DIAMOND BAR BROOCH, 8.5gAn antique 14k gold bar brooch set with a central floral shaped diamond cluster, set with thirteen old European cut diamonds. Flanked on either side by pave set diamonds, and two round Old EuropeancutSee Sold Price
SoldVICTORIAN 14KT YELLOW GOLD OPAL & DIAMOND BROOCHThis wonderful and romantic Victorian-era brooch shimmers with 12 colorful heart shaped opals and 44 sparkling old mine-cut diamonds, all of which are set in 14K gold. This distinctive and dreamy antiSee Sold Price
SoldHuge Diamond Bar Brooch Central Stones Measure 40/50/40Huge Diamond Bar Brooch Central Stones Measure 40/50/40 exceptional bright clean diamond bar brooch, truly exquisite measurements length 70mm width 29mm weight 13.31g &nbsSee Sold Price
SoldAntique Black Australian Opal Diamond Brooch of 18KAntique Black Australian Opal on Matrix Diamond Brooch of 18K Gold Dimensions: 15.86 x15.35 x12.00 mm* Weight: 22.80 grams* * (estimate/approximately)See Sold Price
Sold1970's Victorian Revival Australian Opal Diamond Brooch1970's Victorian Revival Australian Opal Diamond Brooch. Featuring an open frame floral motif centrally set with a oval cabochon cut "jelly" opal exhibiting a harlequin blue, green and red play of colSee Sold Price
SoldANTIQUE 4.50 CARAT SAPPHIRE AND DIAMOND BAR BROOCH inANTIQUE 4.50 CARAT SAPPHIRE AND DIAMOND BAR BROOCH in gold, set with round cut sapphires totalling approximately 4.50 carats and alternating rose cut diamonds, unmarked, 8.6cm, 10g.See Sold Price
SoldA 10k Gold 2.56 Carat Diamond Bar Brooch PinA 10k Gold Diamond Bar Brooch PinApproximately : 0.50 carat Center Diamond, 2.56 TCW - Diamonds Approximate Dimensions: 6.2 cm (length) x 1 cm (width) x 12.2 grams in weightSee Sold Price
Sold14K Gold, Opal, Diamond Brooch / PendantLarge oval 14K yellow gold brooch with hidden bail on back to convert to a pendant, set with large white opal cabochon and the foliate frame set with brilliant cut white diamonds, height 2", width 1.7See Sold Price
SoldANTIQUE EMERALD AND DIAMOND BAR BROOCHANTIQUE EMERALD AND DIAMOND BAR BROOCH. set with emeralds totalling 1.40 ct approx, with diamonds totalling 1.20 ct approx . with engraving. W 7 cm. 5.1 grams.See Sold Price
SoldArt Deco Filigree Platinum Diamond Bar Brooch PinMETAL: Platinum/14k Gold hardware. MEASUREMENTS: Brooch is 77mm x 15mm. GEMSTONES: Old mine cut diamonds - approx. 1.80-2.00ctw. TESTED: Plat/14k. WEIGHT: 9.8 grams.Gemstones have not been graded forSee Sold Price
SoldAN ANTIQUE EDWARDIAN PEARL AND DIAMOND BAR BROOCH set to the centre with a pearl in a cluster of oldAN ANTIQUE EDWARDIAN PEARL AND DIAMOND BAR BROOCH set to the centre with a pearl in a cluster of old cut diamonds, accented by a row of graduated old cut diamonds terminated at each end with a pearl,See Sold Price
SoldAntique Silver Topped Gold and Diamond Bar Brooch,Antique Silver Topped Gold and Diamond Bar Brooch, Russianthe platinum topped gold brooch with milgrain and floral detailing featuring four bezel set old European cut diamonds weighing approximately .See Sold Price
SoldAN EMERALD AND DIAMOND BAR BROOCH, a cabochon emeraldAN EMERALD AND DIAMOND BAR BROOCH, a cabochon emerald to an old-cut diamond milgrain bar, total estimated diamond weight 0.65 carat approximately. Measures 5.2cm long, 3.0 gramsSee Sold Price
SoldAn Edwardian White Gold and Diamond Bar Brooch. 4.30An Edwardian White Gold and Diamond Bar Brooch. containing one old mine cut diamond weighing approximately 1.13 carats and six old European and mine cut diamonds weighing approximately 0.68 carat totaSee Sold Price
SoldAn Art Deco Platinum and Diamond Bar Brooch,An Art Deco Platinum and Diamond Bar Brooch, containing one old European cut diamond weighing approximately 0.40 carat, six old European cut diamonds weighing approximately 0.65 carat total and 64 oldSee Sold Price
SoldDIAMOND BAR BROOCHDIAMOND BAR BROOCH, of twist design, Set with a central line of larger diamonds, flanked with smaller diamonds on the twist sections, totalling approx. 1.05 ct. W. 4.3 cm. 4.6 grams.See Sold Price
SoldAN EMERALD AND DIAMOND BAR BROOCH, of slightlyAN EMERALD AND DIAMOND BAR BROOCH, of slightly graduating and alternating round-cut and octagonal-cut emeralds in square milgrain settings, to a tapering bar, total estimated diamond weight 0.55 caratSee Sold Price
