Timex Intelligent Quartz Manual page 177

4. If the displayed season is not correct for the home
time zone, press C to change it. If the home time zone
observes daylight savings time, the upper hand will
move by one hour.
5. Press A or B to move the time backward or forward,
respectively, to set the world time zone to be the
same as the home time zone. Hold a button to change
the time quickly. The hands move together; as the
center hand makes one revolution, the upper hand
moves one hour. After setting, the center and minute
hands should be aligned.
6. Push the crown in when finished.
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