To use this watch, simply adjust the leather strap to fit your wrist. Press the buttons on the side to set the time and date. When wearing it, avoid getting it wet for long periods as the leather strap may be damaged. To keep it in good condition, clean the stainless - steel case with a soft cloth regularly. If the leather strap gets dirty, you can use a mild leather cleaner. Don't expose the watch to extreme temperatures as it may affect its performance.