Dial Color: Purple Shock resistant (G-SHOCK) Electro-luminescent backlight Afterglow World time 29 time zones (27 cities), city code display, daylight saving on/off 1/100-second stopwatch Measuring capacity: 59'59.99" Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown timer Measuring unit: 1 second Countdown range: 60 minutes Countdown start time setting range: 1 to 60 minutes (1-minute increments) Others: Auto-repeat, progress beeper Daily alarms 5 independent daily alarms (4 one-time alarms and 1 snooze alarm) Hourly time signal Full auto-calendar (to year 2039) 12/24-hour format Regular timekeeping Analog: 2 hands (Hour, minute hand moves every 20 seconds) Digital: Hour, minutes, seconds, pm, month, date, day Water Resistant: 200 Meter 20 Bar Casio Casio Resin Strap Buckle Clasp Luminous Hands Scratch Resistant Mineral Glass Accuracy: +/-15 Sec per month Approximate Battery Life: 3 Years on SR927W x 2 Case Diameter: 51.7 x 46.0 x 16.5 mm (H W D) Weight: 58g Module 3750