Tokyo Flash Men's Quartz Black-ion-Plated-Stainless-Steel and Leather Casual Watch(Model: TOKYOFLASH-P2PUSHER/GUN/WHT) Quartz movement Mineral crystal Case diameter: 34 mm Black-ion-plating-stainless-steel case; white-led dial; date function Water resistant to 99 feet (30 M): withstands rain and splashes of water, but not showering or submersion