Casio G-shock G-8900S-1DR Digital Rubber Strap Watch for Men

Case size (L× W× H): 55.1 × 52.5 × 16.3 mm Weight: 69 g Case and bezel material Case / bezel material: Resin / Aluminum Resin Band Shock Resistant 200-meter water resistance Battery: CR2016 Mineral Glass World time Multi Time (4 different cities) 31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping 1/100-second stopwatch Measuring capacity: 23:59'59.99'' Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown timer Measuring unit: 1/10 second Countdown range: 24 hours Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments) Alarm/hourly time signal 5 daily or one-time alarms Hourly time signal Flash alert Flashes with buzzer that sounds for alarms, countdown timer (time up), hourly time signal LED backlight (Super Illuminator) Auto light switch, selectable illumination duration, afterglow Light color LED:White Full auto-calendar (to year 2099) Mute feature Button operation tone on/off Accuracy: ±15 seconds per month Other features 12/24-hour format Regular timekeeping: Hour, minute, second, pm, month, date, day