Seiko sportura Quartz movement Steel case strap: steel Size: approx 41mm Wrist size: will fit up to 22 cm wrist [ with extra links] watch in good condition and show correct time please note we are not sure if the stop watch work correctly so we can only guaranty the time keeping. we had this watch for 3 weeks and the timing is perfect maybe a new battery will solved the issue or it might be something else. the watch comes with the original steel strap and 3 extra links original box without papers some light scratches here and there this is a great watch to own very sporty we have no reserve get a bargain ....