No Globetrotter Black

Tap 6 to unlock, center for Ucolor, 3 to advance time dial one hour, 9 to subtract one hour from time dial, and date for agenda.

You can go into script and change var_tz so it equals your GMT difference. Default is -8 for current California time. The one hour /- taps can be used to adjust for a specific city if daylight savings or something else causes the time in your second city to be off.