Guess Atlas Men's Watch Chronograph W0668G5 Stainless steel case, black coating, polished / mat Stainless steel strap, black coating, polished / mat, folding clasp Quartz movement, battery operated Chronograph function, Stop watch Date display 50 meters Water Resistant Dial color black Case width ca. 44 mm Case height around 11 mm Comes with box and information card. For environmental reasons, operating instructions and further information are only available on the manufacturers website!