Oniss Paris Women's ON6019N-LIPB Galaxy-Z2 Collection Analog Display Swiss Quartz Black Watch Oniss stainless steel case , BLACK tone stainless steel and tungsten band , Swiss movement , BLACK mother of pearl dial with 11 genuine sapphire gems stones ( 0.12 carat ) Mineral crystal, 3 M water resistant Swiss-quartz Movement Case Diameter: 38mm Water Resistant To 99 Feet