Tissot Seastar 1000 Powermatic 80 - 40 mm The Ultimate High Performance Versatile Watch Driven by the Powermatic 80 Automatic Movement. Details that count for this timepiece- Readable, reliable, robust: The Tissot Seastar 1000 merges style and performance without compromising either. With water resistance of up to 30 bar (300 m/1000 ft), screw-down crown and case back, it is our ultimate sports watch. The screw-down crown also offers additional protection against knocks. This latest model harnesses the energy of the awesome Powermatic 80 movement with its impressive extended power reserve. This is a high-quality Swiss Made watch you can rely on to keep you safe. Watch Details: Collection: T-Sport Water Resistance: 30 Bar Case: 40 mm Lug: 20 mm Case Options: Mineral Bezel Ring, Screw Down Crown and Caseback, See Through Caseback Crystal: Sapphire with Anti-Reflective Coating Movement: Swiss Automatic with Nivachron Balance Spring and a Power Reserve up to 80 Hours Dial: Graded Grey- Black Color with Indexes Strap/Chain Reference: T605049459 Strap Details: Stainless Steel with Folding Clasp, Safety and Push Buttons, Interchangeable Quick Release Bracelet