This beautiful Sterling Silver Ring, as part of the Arizona Blue collection features Kingman Turquoise with Cubic Zirconia. Ring Width: 3/8"; Shank Width: 1/8" The ring is designed by David Rosales, one of the finest contemporary Southwest Artists in the world. He is the founder and co-owner of Supersmiths, Inc. of Gallup, NM. Each ring is custom made and carries a lifetime guarantee. .