Gold and silver ring in the form of a signet ring with a diamond France Material :gold,silver,diamond Weight: 8.22 g Assay: AU 750=18 ct  Size: AU 8.5 , Erupean 19 , diameter 18.75mm  Creation time: XX years  Ring height: 23 mm, width: 20 mm  Ring verified by a jewellery and gemstone expert. The ring comes with a certificate from our stationary shop in Krakow in English with a and a jewellery box. Diamond Yellow Gold Hallmarked Signet Ring, Yellow Gold Diamond Signet Ring Hallmarked, Elegant Dome Ring With Single Diamond For Formal Occasions, Elegant Formal Dome Ring With Single Diamond, Timeless Gold Dome Ring With Single Diamond, Luxury Dome Ring With Single Diamond For Formal Occasions, Formal Single Diamond Ring, Classic Gold Enamel Promise Ring, Classic Gold Enamel Ring For Anniversary