PRECIOUS MATTERThe Materia Preziosa ring is the stone version of the famous Big Materia. The surface of this generous 925 Sterling Silver band is hand scratched with subtle carvings that draw a dense, nuanced texture. The finish is burnished and matte antiqued. To enrich it, from the "magmatic" engravings rises a mirror polished bezel surrounding a 7 x 9 mm faceted oval cut gemstone. The jewel is available with Green Peridot, Mozambique Garnet, London Blue Topaz or