Antique conch shell cameo Italian carved Italy real signed cabochon loose stone

This is a loose piece, you would need to set it in something of your choice, it's absolutely beautiful, real shell carved not plastic! This came from a very very old antique jewelry piece, this is signed on the back. I will get measurements very soon. This would be beautiful set in a brooch, big ring, or necklace! excellent condition! box 28 I sell in my closet and have tons of other brands similar to list such as weiss, Stanley Hagler, Alice caviness, Demario, Navajo, James Avery, miriam haskell, Jomaz, hattie Carnegie, juliana, Lee sands, Barse, native American, Navajo, coro, vior,Donald stannard, lisner, renoir, Eisenberg, Christian dior,Givenchy, ciner, carolee's, hobe, Ben amun, Tiffany and co, Vendome, Alexis bittar, Judith jack, kjl, vargas, Sherman, Nolan Miller, Elsa peretti sharra Pagano, Jill Fagin, raebird, Jay feinberg, kenneth Jay lane, Germany, talbots, Lilly pulitzer, J. crew, Japan, Hong Kong, Simon ju, Thelma deutsch, Erwin pearl, monet, Napier, Cynthia Daniel, Judith McCann, hollycraft, Joan rivers, Elizabeth Taylor, Anne klein, Oscar de la Renta, Moschino, roule and co, julia Vaughn, jose and maria, les Bernard, Heidi daus, silpada, Sorrell, and more, so keep a look out I list daily