Casio G-Shock x Master Of G ft. Twin Sensor Mudmaster Men Casual Sports Round 200m Water Resistant Watch GG-1000-1A GG1000 GG-1000 Navigate the toughest environments with confidence, thanks to this rugged Twin Sensor watch from the G-Shock Mudmaster Series. Featuring an intuitive Compass and temperature measurement, plus a durable design that withstands dust, mud, and shock. Stay on track, no matter the conditions. Battery Life / Accuracy Approximately 2 years (+/-15 seconds per month) Crystal Mineral crystal Light LED backlight (super illuminator, auto light switch, selectable illumination duration, afterglow) Case & Band Material Resin / stainless steel case with resin band Water Resistance 200m / 20 bar Case Size Thickness: 17.3 mm Diameter: 55.3 mm Length: 56.2 mm Other Specifications Casio G-Shock x Master Of G ft. Twin Sensor Mudmaster Mud resistant Shock resistant Digital compass (0° to 359°) Thermometer (-10°C to 60°C) World time (31 time zones) 1/100-second stopwatch Countdown timer 5 daily alarms Hourly time signal Full auto-calendar (to year 2099) Button operation tone on/off Low battery alert 12/24-hour format Regular timekeeping (analog-digital display)