Tissot Seastar 1000 Powermatic 80- 40 mm The Ultimate High Performance Versatile watch Driven by the Powermatic 80 Automatic 80 Movement. Watch Details: Collection: T- Sport Water Resistance: 30 Bar Case: 40 mm Stainless Steel with Yellow Gold PVD Coating 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, Powermatic 80 with Nivachron Balance Spring, Power Reserve up to 80 Hours Dial: Graded: Grey-Black with Indexes Strap/Chain Reference:T605049461 Strap Details: Stainless Steel with Yellow Gold 1N14, Folding Clasp with Safety and Push Buttons, Interchangeable QUick Release Bracelet