Casio G-Shock x GM-110 Series ft. Metal Covered Men Casual Sports Round 200m Water Resistant Watch GM-110BB-1A GM110BB GM110 GM-110 GM-110BB Make a bold fashion statement with a sleek, all-black timepiece that exudes luxury and sophistication. Featuring a chic metal bezel and oversized round case, this stylish accessory is perfect for those who demand a cool, versatile look that's ready to take on any occasion. Battery Life / Accuracy Approximately 3 years (+/-15 seconds per month) Crystal Mineral crystal Light LED light (super illuminator, auto light switch, selectable illumination duration, afterglow) Case & Band Material Stainless steel case with resin band Water Resistance 200m / 20 bar Case Size Thickness: 16.9 mm Diameter: 48.8 mm Length: 51.9 mm Other Specifications Casio G-Shock x GM-110 Series ft. Metal Covered Shock resistant Magnetic resistant 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 12/24-hour format Regular timekeeping (analog-digital display)