Armitron Sport Men's 40/8347 Digital Chronograph Resin Strap Watch Sport watch featuring contrast bezel, chronograph with lap time, alarm, dual time, military time, backlight, and day/date functions 48 mm case with acrylic dial window Quartz movement with digital display Resin band with buckle closure Water resistant to 10 m (33 ft): In general, withstands splashes and rain, but not immersion