The stopwatch can measure up to 60 minutes in 1/5-second increments. After measuring 60 minutes, the stopwatch hands will automatically stop at the 0 minute 0 second position.
The names of the parts and functions of the stopwatch
Toggle to the “stopwatch display”. Toggling between displays

-
Center hand
stopwatch 1/5-second hand
-
Button A
-
Button B
-
Energy level hand
stopwatch minute hand
moves in 1/5-second increments
Start/Stop
Split/Reset
moves in one-minute increments
Before using the stopwatch
The stopwatch on this watch can be started directly from the “charge level display”.
On the stopwatch display, use the following operation to reset the stopwatch if it has not been reset. Do not use this operation otherwise.
Before using the stopwatch, reset it and check that the stopwatch hands (1/5-second hand, minute hand) are stopped at “0 seconds and 0 minutes”. For how to reset the stopwatch, see the illustration below.
The stopwatch will not operate when the small seconds hand is moving every 2 seconds.
About energy
How to reset the stopwatch
The stopwatch can be operated when the crown is at the normal position.
If any of the stopwatch hands do not return to 0 minute 0 second when the stopwatch is reset, set the stopwatch hands to the preliminary hand position.

Button A
Button B

Current status
The stopwatch has stopped.
The stopwatch is operating.
Operate buttons A and B to start the stopwatch
Press button A and button B in this order
Before pressing the buttons, make sure that the stopwatch hands are moving.
Checking the position of the stopwatch hands after resetting the stopwatch
The stopwatch hands have stopped at the “0 seconds and 0 minutes” position
The stopwatch is reset.
The stopwatch hands have stopped at a position other than the “0 seconds and 0 minutes” position
Adjust the stopwatch hands to the preliminary position
Setting the stopwatch hands (1/5-second and minute hands) to the preliminary position