Weatherham Estate TreasuresCobourg, ON Mynt AuctionsNew York, NY Modern JewelryValley Village, CA Bach1 AuctionsWassenaar, ZH Marek Roik AuctioneerArlington Heights, IL Allamoda VintageStauton, VA Modern JewelryValley Village, CA Activity AuctionsDover, DE Sterling Vault AuctioneersWorthing, WEST SUSSEX Jasper52Putnam Valley, NY Modern JewelryValley Village, CA Dahlstroms AuctioneerAvignon, Provence-Alpes-Cote d'Azur Cuba Art New YorkKey Biscayne, FL Mynt AuctionsNew York, NY Weatherham Estate TreasuresCobourg, ON Weatherham Estate TreasuresCobourg, ON Marek Roik AuctioneerArlington Heights, IL Diamond DepotNew York, NY Modern JewelryValley Village, CA BonhamsLondon, UNITED KINGDOM BonhamsLondon, UNITED KINGDOM Chairish Auction HouseCanaan, CT