Indian Jewelry Ring made by Alvin Tso. It features an overlay and a unique design, with the turquoise being a Number Eight with fine, ochre-colored webbing. There are scratches from use, but the turquoise is in beautiful condition. [Tribe] Navajo [Artist] Alvin Tso [Materials] Sterling Silver Stone (Mine: Number Eight, Number 8) [Size] Size 12-13 (Japan) Width: 19mm-5mm Turquoise: 21mm x 8mm *Approximate size. Thank you.