Casio Men&#39;s GW2000BD-1ACR G-Shock Aviation Concept Chronograph Watch Reliable quartz movement Flight Chronograph with Shock Resistant, Tough Solor Power, Multi Band 6 Atomic Time Keeping Neo- Bright Luminous Hands & Markers, 1/20 Second Chronograph, 12/24 Hr. Formats World Times (27 Cities) Daily Alarm Water resistant to 660 feet (200 M): suitable for recreational scuba diving