Citizen Perpetual Chrono A.T - CB5894-50E

Eco-Drive technology converts any light source into energy, which is stored in a rechargeable power cell. The watch does not require battery replacements.

The watch attempts to synchronize with the atomic clock every night or when a manual synchronization is initiated.

Yes, the watch is water-resistant. Check the watch’s specifications for its water resistance depth. Always ensure the crown is pushed in to maintain water resistance.

The watch automatically sets the time zone based on the received radio signal. Manual time zone adjustments are possible using the watch’s controls. Consult the manual for specific instructions.

The power reserve indicator shows the remaining power. Typically, a fully charged watch can operate for several months, even in complete darkness.

First, ensure the watch is charged. If the watch still doesn't work, consult the user manual for troubleshooting steps or contact Citizen customer support for assistance.

Regularly check the crown to make sure it is pushed in and sealed. Avoid exposing the watch to extreme temperatures and chemicals. After exposure to water, dry the watch thoroughly.

Ensure the watch is in a location with good signal reception. Try a different orientation or location. Consult the manual for troubleshooting signal reception issues. Make sure the time zone setting is correct.

Ensure the chronograph is not locked. Reset the chronograph hands to their zero positions.

The perpetual calendar should automatically adjust the date. If not, reset the date by consulting the manual.

Ensure the watch is fully charged. If the problem persists, the watch may need to be repaired.