Jul 05, 2026Victorian and Vintage Gold Filled JewelryEst. $100-$150$25(1 bid)Keystone Auction LLCYork, PA
Buy NowMauboussin 18K Yellow Gold 4.50ct Diamond, Onyx, Pearl Brooch$10,000Eastern European Art Gallery IncBroomall, PA
Jul 09, 2026Group of Victorian Jewelry, 19th c., App. Total Wt.- 30.3 grams; Largest- H.- 1 3/8 in., W.- 5/8 in.Est. $500-$1,000$400Crescent City Auction GalleryNew Orleans, LA
4 days LeftFrench Art Deco 18K White Gold Diamond Onyx Brooch 1980s 1.3 ctEst. $1,742-$2,264$1,325Mynt AuctionsNew York, NY
Buy NowRare! Authentic Cartier Double Panther 18k Yellow Gold Jasper Onyx Pin Brooch$15,500Jasper52New York, NY
4 days Left(3 PC) 14K GOLD, ONYX, AND SEED PEARL WHEAT MOTIF JEWELRY SUITEEst. $800-$1,200$250(1 bid)Thomaston Place Auction GalleriesThomaston, ME
4 days LeftANTIQUE VICTORIAN 8K GOLD TURQUOISE & BLACK ONYX MOURNING PIN BROOCH 2.25"Est. $502-$561$410Modern JewelryValley Village, CA
11 hrs LeftArt Deco Platinum Diamond Onyx Hairpin Brooch Necklace 18K ChainEst. $8,125-$10,562$6,200BidhausNew York, NY
4 days LeftANTIQUE VICTORIAN MOURNING 14K ROSE GOLD SEED PEARL ONYX WHEAT PIN BROOCH 2 5/8"Est. $1,275-$1,425$1,050Modern JewelryValley Village, CA
Buy NowVictorian Mourning Brooch Yellow Gold Onyx Seed Pearl Antique Pin$1,130(13 bids)BidhausNew York, NY
Buy NowRare Tiffany & Co. Cummings 18k Yellow Gold Lapis Onyx Nautical Rope Knot Brooch$12,500Jasper52New York, NY
4 days LeftFrench Antique 18K White Gold 2.0ct Diamond and Onyx BroochEst. $3,500-$4,000$2,800Eastern European Art Gallery IncBroomall, PA
2 days LeftElan 18K Yellow Gold Platinum Diamond Onyx Flower BroochEst. $15,889-$17,796$5,800Diamond DepotNew York, NY
1 day LeftHco Brooch Diamond 0.05Ct Onyx Swing Paved Snail 18K 750 Yellow White GoldEst. $2,475-$2,975$660SEUYCORaleigh, NC
1 day LeftGroup of Sterling Silver Jewelry, 8 pcs.Est. $300-$500$175Everard Auctions & AppraisalsSavannah, GA
3 days LeftAmerica Sterling Silver Turquoise & Black Onyx Inlay Bird Bronch / Pin.Est. $537-$598$20Pacific Auction HouseLos Angeles, CA
11 hrs LeftArt Deco Platinum Brooch with 83 Diamonds and Onyx 1.5 inchesEst. $4,121-$5,357$3,150BidhausNew York, NY
Jul 13, 2026Natural White Sea Shell 6.44 Ct. Woman Carving Cameo on Onyx 18.2 x 13 Mm.Est. $42-$66$6Treasure of Gems & JewelryLake Charles, LA
2 hrs Left18K Yellow Gold Necklace Brooch With Stone Cameo And Onyx Approx. 40Cm Total Weight 17.0G JewelryEst. $3,575-$4,300$960SEUYCORaleigh, NC