SEBASTIAN CILENTO › 18 Karart Bevel Split Shank Ring - Kingman Turquoise 18 Karart Bevel Split Shank Ring - Kingman Turquoise $2,475.00 Handmade in Australia with 18 Karat Gold, Sterling Silver and Kingman Turquoise. Size: X SEB1477 Handmade in Australia with 18 Karat Gold, Sterling Silver and Kingman Turquoise. Size: X SEB1477 Add To Cart Added!