Casio AE-1000W-1B Black Resin Strap Men’s Watch Resin Glass / Spherical Glass 100-meter water resistance Case / bezel material: Resin LED light Selectable illumination duration, afterglow Multi Time (4 different cities) World time: 31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping 1/100-second stopwatch Measuring modes: Elapsed time, split time, 1st-2nd place times Input range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments) Alarms