Features: Case / Bezel Material: Resin Resin Band Quartz Movement Mineral Glass LED Light Dual Time 1/100-Second Stopwatch Countdown Timer 5 Independent Multi-Function Alarms Hourly Time Signal Full Auto-Calendar (To Year 2099) Regular Timekeeping Accuracy: ±30 Seconds Per Month Buckle Clasp Water Resistant Approximate Size Of Case: 41 × 34 × 10.5mm