Case size (H× W× D): 48.9 × 42.8 × 13.4 mm Weight: 57 g Case / bezel material: Resin - The resin housing is the ideal everyday companion. It is durable, lightweight and relatively insensitive to cold, heat or other external influences. Cloth Band (CORDURA® Eco Fabric) Water resistance: 200-meter water resistance (Perfect for free diving without scuba gear: the watch is water resistant up to 20 bar according to ISO 22810) Mineral glass Power supply and battery life: Approx. battery life: 5 years on CR2016 LED backlight (Super Illuminator) Stopwatch function Timer Full auto-calendar (to year 2099) 12/24-hour format Flash alert feature Flash alert: Flashes with buzzer that sounds for alarms, hourly time signals, countdown timer time up alarm Regular timekeeping: Hour, minute, second, am/pm, month, date, day