Citizen CC4054-68L Instruction Manual page 22

Changing the mode
UTC (Coordinated Universal Time) mode
Mode where the dual time indication always shows UTC.
A
20
B C
Hand and indication
Hour, minute and second
hands
Date indication
A Function hand
B Dual time indication UTC
C Mode hand
Content
Home time
Date (home time)
Day of week (home
time)
UTC