Casio G-Shock x GM-5600 Series ft. Toughness Pursuit Men Casual Sports Rectangle 200m Water Resistant Watch GM-5600B-1D GM5600B GM5600 GM-5600 GM-5600B Discover a new standard of toughness and style with this innovative timepiece, combining the durability of stainless steel with the comfort of resin materials. Experience a refined blend of quality, wearability, and chic design, perfect for those who demand exceptional performance and sophistication. Battery Life / Accuracy Approximately 2 years (+/-15 seconds per month) Crystal Mineral crystal Light Electro-luminescent backlight (afterglow) Case & Band Material 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. Toughness Pursuit Shock resistant 1/100-second stopwatch Countdown timer Multi-function alarm Hourly time signal Flash alert Full auto-calendar (to year 2099) 12/24-hour format Regular timekeeping (digital display)