Keep track of your day with the Armitron Chrono Pro Digital Chronograph Watch for Men. It displays the day, date, and time by the hour, minute, and second in 12- or 24-hour formats. It's also equipped with a chronograph, which features lap time, alarm, and dual time for your workouts. Backlight makes low-light timekeeping easy. Strong resin case, bezel, and band as well as plastic crystal stand up to wear and tear. Water-resistant to 330'. Case dia: 47.2mm.Manufacturer model #: 40-8253BLK. Displays day, date, and time 12- or 24-hour formats Chronograph with lap time, alarm, and dual time Backlight for low-light timekeeping Strong resin case, bezel, and band Sturdy plastic crystal Water-resistant to 330'