Casio G-shock GWF-1000-1 Men Watch - Tough Solar Digital Frogman Black Resin

Multi-Band Atomic Timekeeping (US, UK, Germany, Japan, China) . 12/24 hour formats. Accuracy: +/- 15 seconds per month. Auto receive function up to 6 times per day (up to 5 times per day for China) . Countdown timer . Dive time: 1 second increments, up to 23:59'59 . Full Auto EL Backlight with Afterglow. Hourly time signal, Battery power indicator. Input range: 1 minute to 24 hours (1-minute increments and 1-hour increments). Measuring capacity: 23:59'59.99" . Measuring unit: 1 second . Moon Data (moon age of the specific data, moon phase graph). Receives time calibration radio signals which keep the displayed time accurate . Signal: US WWVB, UK MSF, Germany DCF77, Japan JJY40/JJY60, China BPC . Surface interval: 1 minute increments, up to 47:59'59 . Tough Solar Power. battery life: 8 months on full charge (without further exposure to light). 1/100 second stopwatch . 4 Daily alarms and 1 Snooze Alarm. Approx. Button Operation Tone on/off. Dive time and surface interval measurement function . Frequency: US 60kHz, UK 60kHz, Germany 77.5kHz, Japan 40/60kHz, China BPC 68.5kHz. Full auto-calendar (pre-programmed until the year 2099). ISO 200M Water Resistant. Manual receive function . Measuring modes: Elapsed time, split time, 1st-2nd place times. Memory capacity: One set of data (dive time, dive start time and surface interval). Power saving function. Shock Resistant. Storage battery: Solar rechargeable battery. Tide Graph (tide level for specific date and time). World Time .31 times zones (48 cities + UTC), city code display, daylight saving on/off