This is a one of a kind gorgeous Turquoise stone with nice gorgeous vein going down the center this is in such a unique color of blue with a beautiful rope silver bezel around the stone with the type of shadow Box that has a unique design of a flower and a leaf on the side and all around it. It has a solid backing of silver too. It is not stamped with anything But that is because authentic Native American vintage rings usually never got stamped with anything back then but it is however Sterling silver. southwestern western rodeo boho cowgirl festival authentic handmade leather boots fringe