Casio Men's G-Shock AWGM100A-1A Tough Solar Black Resin Sport Watch Stainless steel shock-resistant watch featuring multi-band atomic timekeeping and auto LED light with afterglow Also features luminous hands and markers, world time, five daily alarms, hourly time signal, countdown timer, full auto-calendar, 12 and 24-hour formats, solar rechargeable storage battery with power indicator 46.5 mm stainless steel case with mineral dial window Quartz movement with analog/digital displays,Approx. battery life: 6 months on full charge (without further exposure to light) Resin band with buckle closure Water resistant to 200 m (660 ft): In general, suitable for professional marine activity and serious surface water sports, but not scuba diving