Casio DW5600E-1 Men’s G-Shock watch features black resin case with strap, gray digital dial protected with scratch resistant mineral crystal, reliable quartz movement, Multi-function alarm; 1/100 second stopwatch; 1:00’00-23:59’59 (after 60 minutes); measuring Unit: 1/100 second (for the first 60 minutes); 1 second (after 60 minutes); measuring mode: elapsed time, split time, 1st-2nd place times. Countdown Timer; measuring unit: 1 second; countdown range: 24 hours; countdown start time setting range: 1 second to 24 hours (1-second increments and 1-hour increments). Hourly Time Signal; auto Calendar (pre-programmed until the year 2039); 12 and 24 hour formats. Water-resistant to 660 feet (200 M). Casio DW5600E-1 is backed by Casio’s 1 year factory warranty.