ÇïÓ? Mineral Glass Shock Resistant 100-meter water resistance Case / bezel material: Resin Resin Band Neon Illuminator (Blacklight LED) Afterglow World time 29 time zones (27 cities + coordinated greenwich mean time), city code display, daylight saving on/off 1-second stopwatch Measuring capacity: 59'59 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 5 daily alarms (with 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, minute, second, pm, month, date, day Accuracy: Çï¶Ï30 seconds per month Approx. battery life: 3 years on CR1220 Size of case:�÷??47.9�÷??ƒ?ª?�÷??42.2�÷??ƒ?ª?�÷??15.3�÷??mm Total weight: 45 g