The BG-169 series features a circular front shield that ensures protection against impacts, alongside practical functionalities like a water resistance of up to 200 meters. - 45.9 × 42.6 × 16.4mm Case Size - 43g Weight - Resin Band, Bezel and Case - Shock Resistant - 200 Meters Water Resistant - Approx. battery life: 3 years on CR1616 - Mineral Glass - World time: 29 time zones (30 cities), daylight saving on/off - Stopwatch - Timer - Alarm/hourly time signal: 5 alarms (daily or one-time) - Calendar: Full auto-calendar (to year 2099) - Mute feature: Button operation tone on/off - Accuracy: ±30 seconds per month