Guess Track Men's Watch GW0426G3 Stainless steel case, black coating, polished / mat Stainless steel strap, black coating, polished / mat, folding clasp Quartz movement, battery operated 50 meters Water Resistant Dial color black Case width ca. 44 mm Case height ca. 9 mmComes with box and information card. For environmental reasons, operating instructions and further information are only available on the manufacturers website!