Features: case / bezel material: resin resin strap quartz movement caliber: 5593 mineral crystal brown dial analog digital display neobrite shock resistant neon illuminator (black light led) world time 29 time zones (27 cities) 1-second stopwatch countdown timer 5 daily alarms hourly time signal full auto-calendar (to year 2039) 12/24-hour format regular timekeeping luminous hands and markers accuracy: ±30 seconds per month date display solid case back buckle clasp 100m water resistance approximate size of case: 45.1 x 41 x 13.3mm