Timex Mens Ironman 50-Lap Sports Watch Sport watch with screw-accented case featuring 100-hour chronograph with lap/split times and Indiglo night light 43 mm resin case with acrylic dial window Quartz movement with digital display Resin band with buckle closure, 99-lap counter, 24-hour countdown with stop and repeat, and 50-lap memory recall Water resistant to 100 m (330 ft)