Change Time Zone in American Cities

• 1). Stand outside with your G-Shock watch and stand away from windows and tall buildings. You need to have a strong radio signal available to set your watch.
  
  
• 2). Press the side button located at the 10 o'clock position to program the watch. The watch will pick up the nearest radio signal and should flash a "USA" message if you are in the States.
  
  
• 3). Hit the button at the 4 o'clock position to load the list of western cities. Hit the button at the 2 o'clock position to browse through city names. When it lands on your city, or the closest one to it, hit the 10 o'clock button to set it.
  
  

Change Time Zone Worldwide

• 1). Hold down the button at the 8 o'clock position to load the list of 29 time zones. You do not need to be outside to reach a radio signal for this type of manual setting.
  
  
• 2). Hit the button at the 10 o'clock position until you see your time zone.
  
  
• 3). Hit the button at the 8 o'clock position to set the new time zone.