Citizen C660 User Manual

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Citizen C660 Specifications

Operating Environment

accuracy	±15 seconds per month
operating temperature range	0°C to +55°C
normal operating temperature range	+5°C to +35°C

Battery

battery type	Secondary battery
fully charged running time	Roughly 4 years
two-second interval running time	Roughly 1.5 days

Summary

2. Before Using the Watch

3. Names of Components and Major Functions

4. Switching Modes (Display Functions)

5. Checking 0-Position of Each Hand

0-Position Correction (Setting to the Watch Standard Position)

6. Accessing Times and Dates of Major Cities around the World

9. Setting the Time (Time is corrected by digital display)

10. Setting the Date (Date is corrected by digital display)

11. Using the Race timer

12. Using the Chronograph

13. Using the Timer

14. Using the Alarm

16. About All-Reset

17. Functions Unique to Solar-Powered Watches

Charging Warning Functions

[Overcharging Prevention Function]

19. Notes Regarding Handling of this Watch

20. Precautions