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Battery replacement

01

Opening the watchcase

Open the case back of the watch.

02

Checking the battery

Check the battery with a special device.

03

Connecting power to the movement and testing it

Connect the power supply to the movement to test its efficiency.

04

Checking the condition of the movement

Check the external condition of the movement.

05

Replacing the battery

Replace the battery with a new one recommended by the manufacturer.

06

Replacing the gaskets

If necessary, replace the gaskets between the case and the case back.

07

Closing the case

Close the case back.

08

Checking for water resistance

Check the case for water resistance.