This beautiful Sterling Silver Ring Set, as part of the Arizona Blue Collection features Kingman Turquoise with a Blue Topaz. Engagement Ring Width: Top 5/8"; Shank 1/8" Band Width: 1/4"; Shank 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. Turquoise Sterling Silver Jewelry With Center Stone, Turquoise Sapphire Gemstone Ring For Anniversary, Blue Turquoise Gemstone Ring Fine Jewelry, Blue Turquoise Gemstone Ring In Fine Jewelry Style, Turquoise Sapphire Ring With Accent Stones For Anniversary, Turquoise Sapphire Anniversary Ring With Accent Stones, Blue Turquoise Gemstone Ring, Blue Aquamarine Jewelry With Center Stone, Blue Sterling Silver Rings With Accent Stones