Before Using This Watch - Citizen Eco-Drive E660 Instruction Manual

Before using this watch

After unpacking, follow the steps below when starting time and calendar
adjustment.
8
This watch has a rechargeable cell which is charged by exposing
the dial to light.
Expose the dial to direct sunlight regularly to charge the watch.
For details of charging, see page 44 -.
1
Checking the current power reserve (page 16 )
2
Changing the world time setting (page 24 )
3
Receiving the time signal (page 29 )