Casio G-Shock x GM-5600 Series ft. Refined Concept Men Sports Hexagon 200m Water Resistant Watch GM-5600U-1D GM5600U GM5600 GM-5600 GM-5600U Experience the perfect blend of style and toughness with the latest innovation from G-Shock, combining high-quality metal materials with a lightweight and comfortable design. Discover a refined timepiece that balances heritage with modern sophistication, perfect for those who demand excellence. Module / Movement 3525 (quartz) Battery Life / Accuracy Approximately 5 years (+/-15 seconds per month) Crystal Mineral crystal Light LED backlight (super illuminator, afterglow) Case / Band Material Resin / stainless steel case with resin band Water Resistance 200m / 20 bar Case Size Thickness: 12.9 mm Diameter: 43.2 mm Length: 49.6 mm Other Specifications Casio G-Shock x GM-5600 Series ft. Refined Concept Shock resistant 1/100-second stopwatch (up to 24 hours, elapsed time, split time) 1-second countdown timer (up to 24 hours, auto-repeat) Hourly time signal Multi-function alarm Flash alert (flashes with buzzer that sounds for alarms, hourly time signals and countdown timer) Full auto-calendar (to year 2099) 12/24-hour format Regular timekeeping (digital display)