Boost your time-measuring precision with the tough Luminox Navy SEAL Chronograph Dive Watch. This watch features 3 chronograph subdials that you can control via the 2 stopwatch buttons on either side of the crown. The textured black main dial makes the white hands and hour mark lines stand out. A date window takes the place of the 6 hour mark. The dial is surrounded by a unidirectional rotating bezel that displays 5-second intervals. The Luminox Light Technology makes the indicator at the 0/60-second position, the hands, and indicators above the hour marks shine at night. This watch secures to your wrist via a genuine rubber strap with a 2-tang buckle closure. The CARBONOX case makes the watch waterproof to 200m. Case dia.: 45mm. Imported.Manufacturer model #: XS3581. 45mm CARBONOX case 24mm genuine rubber strap 2-tang buckle closure 3 subdials Stopwatch function with 2 buttons on either side of crown Date window Unidirectional rotating bezel with 5-second interval marks Luminox Light System for light-up hands, hour mark lines, and 0/60-second indicator on bezel Waterproof to 200m