Guess D1 Men's Watch Multifunctional GW0902G1 Stainless steel case, black and gold colored coating, mat / polished Silicone strap, black, pin buckle Quartz movement, battery operated Weekday display, Date display, Tachymeter display 50 meters Water Resistant Dial color black Case width around 46 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!