Guess Striker Men's Watch Multifunctional GW0428G1 Plastic case, black, mat Silicone strap, black / white, pin buckle Quartz movement, battery operated Weekday display, Date display, 24 hour display 50 meters Water Resistant Dial color black / silver Case width around 50 mm Case height around 13 mm Comes with box and information card. For environmental reasons, operating instructions and further information are only available on the manufacturers website!