User Manual

0SA4 Operating Instructions (Chronograph)

Measuring time with the chronograph

1. Press button “B” to change the watch to the chronograph mode. The second hand stops at

the ZERO second position, and changes to the chronograph 1/20(1/1) second hand.

2. The chronograph can be started and stopped each time button “A” is pressed. The

chronograph 1/20(1/1) second hand stops at the ZERO second position 60 seconds after

starting, When button “A” is pressed to stop the chronograph, the chronograph 1/20(1/1)

second hand advances rapidly to display the measured time.

3. Pressing button “B” resets the chronograph and all hands return to their ZERO positions.

* Moving of the retrograde chronograph is a demo Actual measurement will be shown

when it stopped / STOP button is pushed.