G-Shock's Men's Classic Collection watch #G-1000P-7ADR Shock Resistant, 200M Water Resistant, Neo-brite luminous hands and markers World Time-29 times zones (27 cities), city code display, daylight saving on/off Daily Alarm-1/20 second chronograph, Measuring capacity: 24:59&apos;59.95&quot;, Measuring modes: Elapsed time Auto Calendar (pre-programmed until the year 2099), 12/24 Hour Formats, Accuracy: +/-20 seconds per month Battery SR927W(Approx. battery life: 2 years), Module 5034, Size of case/total weight: 47.0 x 46.9 x 16.2mm / g