Smith & Wesson Men's SWW-10-GRY Chrono Tritium H3 Titanium Chronograph Watch Water resistant to 100-meters (330-feet) Includes a 12-hour chronograph quartz movement with a 60-minute sundial and 12-hour sundial Features precision quartz Japanese component movement and includes 3 hands to show the hours, minutes and seconds The tritium light source will provide 20 years worth of consistent glow