Please follow these instructions carefully so as not to damage your timepiece.
Button descriptions:A: Winding crown to wind and set time and 24hr time.
Setting the time:
Pull the crown (A) out to the second position to set the local time. Start advancing the time clockwise until you reach the desired time. NOTE: use the 12 hour markings on the bezel.
The local time has now been set.
Push or pull the crown (A) to first position to set the world time cities on center dial. Turn the crown upward, each turn advances the center dial to the selected city. Find the time in a particular city and line it up with the respective number on 24 hour dial. For example, if it is 6 P.M. in London, turn the crown upward until London reaches the 18 marker on the 24 hour dial. Push the crown back in and read the time for the appropriate time zones from the dial.