With a sporty personality and retro spirit, the Tissot Supersport Chrono features a 45. 50 mm diameter steel case and an aluminum bezel. Its dial is black with blue details protected by a scratch-resistant sapphire crystal. The watch is water resistant to 100 meters / 330 feet and features a Swiss made quartz movement model ETA G10. 212. It has 30-minute and tenth-second counters, central 60-second chronograph hand, Add and Split functions. Its strap is made of blue rubber with white stitching.