Casio Men's DW5600MS-1CR G-Force Military Concept Black Digital Watch Importado Case Diameter : 49 mm Reliable quartz movement Military concept with Black Matt, Reverse LCD and Red EL Back Light Multi-function Alarm, 1/100 Second Stopwatch, Countdown Timer 12/24 Hr. Formats, EL Backlight w/ Afterglow Water resistant to 660 feet (200 M)