Guess Crescent Set Men's Watch GW0630G1 Stainless steel case, silver colored coating, polished Leather strap, black, pin buckle PLUS Silicone strap, blue, pin buckle Quartz movement, battery operated Water Resistant Dial color black Case width around 44 mm Case height around 8 mmComes with box and information card. For environmental reasons, operating instructions and further information are only available on the manufacturers website!