Movement No. B620

Online Instruction Manual

The second hand is not moving
The second hand is moving erratically

  • 1

  • Check that the crown
    is fully pushed in.

  • 2

  • Leave the watch in direct sunlight
    for several days to recharge.

I charged the watch and
the second hand
is still not moving

Consult an
authorized service center.

To set the time

View in illustrations

  • 1

  • With the second hand pointing
    to 0 seconds, pull the crown
    out 2 steps.

  • 2

  • Turn the crown to set the time.

  • 3

  • Match the time to a time signal or
    other source and then push the
    crown back in to complete the
    process.

To set the date

Do not carry out this operation when the time on your watch is between 9.00 pm and 1.00 am.　 Doing so could interfere with correct date display.

View in illustrations

  • 1

  • Pull the crown out 1 step.

  • 2

  • Turn the crown counterclockwise
    to set the date.

  • 3

  • Push the crown back in
    to complete the process.