Casio General Men's Watches Efifice Gold Label EFX-700PB-1AVDR - WW Precise Japan Quartz Movement Black IP Solid Stainless Steel Case with Black Resin Strap Mineral Crystal, Electro-luminescent backlight, Dual time, 1/100-second stopwatch, Countdown timer, Multi-function alarms Hourly time signal, Full auto-calendar (to year 2099), 12/24-hour format, Button operation tone on/off, Regular timekeeping, Approx. battery life: 3 years on SR927W X 2, Size of case / total weight: 52.5 X 46.0 X 13.7 mm / 198 g Water Resistant - 100M