Authentic Tissot Seastar 1000 Chronograph Model T120.417.17.041 (Reference: 120.417.17.041). Features a stainless steel case, black rubber strap with tang clasp, and unidirectional rotating bezel. Blue dial includes luminous silver tone hands and circle/index hour markers with minute track around the perimeter; date display at 4-5 o'clock position. Chronograph functions feature sub-dials for tenths of a second, seconds (60), and minutes (30). Powered by ETA G10.212 quartz movement providing precise timekeeping including 1/10th second function. Case shape is round with dimensions measuring 45.5mm in diameter and 12.82mm thick; solid case back. Rated at 300 meters (990 feet) water resistance, suitable for diving activities. Comes complete and authentic.