Casio Baby-G collection. Clear plastic resin case measures 37mm diameter by 14mm thick. Sturdy plastic resin strap includes a stainless steel buckle. Silver tone analog and digital dial has luminous hands. LED Light with Afterglow. Shock resistant and water resistant to 100m. 29 time zones (27 cities), city code display, daylight saving on/off. 60min chronograph measures in 1/100sec increments. Measures elapsed time, split time, 1st-2nd place times. 60min countdown timer, counting in as small as 1sec increments. Auto-repeat and progress beeper. 4 Daily Alarms & 1 Snooze Alarm. Hourly Time Signal. Auto Calendar (pre-programmed until the year 2039). 12/24 Hour Formats. Precise Casio Quartz movement, accurate to 30 seconds per month. Module 5070