Armitron Sport Men's 408231ORBK Chronograph Black and Gray Resin Digital Watch Black resin sport watch featuring printed tachymeter on dial frame, chronograph, and silver-tone top ring and lugs Japanese-Quartz movement with digital display Protective acrylic crystal dial window Also features buckle closure, second time zone, military time, lap counter, and countdown timer Water-resistant to 300 feet (100 M): suitable for snorkeling, as well as swimming, but not diving