Seiko 7B24 Manual - Page 27

The radio signal transmitting station can be changed by setting the time zones. When setting a time zone for regions other than reception range, the radio signal reception function will not work. Set the time zone by moving the second hand. The one-second movement of the second hand is equivalent to one hour in the time zone. If the watch is used in Japan Set the second hand to the 9-second position. BPJCJY If the watch is used in China Set the second hand to the 8-second position. BPJCJY If the watch is used in other areas List of major time zones around the world → page 108 When the no movement state of the second hand is kept for ten seconds or more, the watch automatically switches to the time display state. When it is in the middle of operation, re-attempt the operation from procedure "1." 3 The watch automatically terminates the mode. When the no movement state of the minute and hour hands is kept for ten seconds, the watch automatically terminates the Time zone adjustment mode. In the case that the date changes, the date display changes afterward. ※ During movement of the date, neither the buttons nor the crown can be operated. Time Zone Adjustment Function 107