is part of the Pro Diver collection and features a prominent blue dial with a matching unidirectional rotating blue bezel.Key SpecificationsCase: 50mm stainless steel case.Movement: Accurate Japanese VD57 Quartz movement.Dial: Textured blue dial with three chronograph sub-dials (60-second, 60-minute, and 1/10th of a second) and a date window at the 4 o'clock position.Water Resistance: Rated for 200 meters (20 ATM), making it suitable for professional marine activity and serious surface water sports, including diving.Band: Silver-tone stainless steel bracelet with a deployment safety clasp. guaranteed to work , but does need a battery.