Antique Vintage Art Nouveau Deco Era Solid 18Kt Yellow Gold Carved Engraved Sea Shell Cameo Brooch Pin / Necklace Pendant Signed & Hallmarked. 18kt / 750 Yellow Gold. Florence Italy / Italian Artisan. The item "Antique Italy 750 18K Yellow Gold Heart Shell Cameo Brooch Pin Necklace Pendant" is in sale since Friday, July 27, 2018. This item is in the category "Jewelry & Watches\Vintage & Antique Jewelry\Fine\Retro, Vintage 1930s-1980s\Cameos".The seller is "le_pink_diamant" and is located in Huntington Beach, California. This item can be shipped worldwide.