Native American navajo sterling silver zuni inlay mother of pearl ring, unmarked but could have worn off, I got this with two other rings at an estate and this has a mark on back someone wrote on , it will come off, I will try to do it if I have time if not ,buyer will need to do it. This was tested and is sterling silver. This has a blue Jay bird turquoise and coral inlay on the MOP mother of pearl, beautiful piece, This has aged patina and it's amazing! This is a size 5.5 check out my other native American navajo jewelry. box 24 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, Jay feinberg, kenneth Jay lane, Germany, 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