Shock resistant 200m water resistant 1/20 second chronograph Measuring capacity: 24:59:59.95. Measuring modes: Elapsed time. Neo-brite luminous hands and markers World Time: 29 times zones (27 cities), city code display, daylight saving on/off Daily alarm Hourly time signal Auto-calendar (to year 2099) 12/24-hour formats Accuracy: �15 seconds per month Approx. battery life: 2 years Dimensions Size: 47.0 x 46.9 x 16.2mm