Movement No. U822

Component Roles

Time display

Hour hand Shows the hour.
Minute hand Shows the minute.
Second hand/
chronograph second hand
Shows the second or chronograph second.
Mode hand/
chronograph minute hand
Shows the mode or chronograph minute.
Power reserveindication hand/
chronograph hour hand
Shows the power reserve or chronograph hour.

Other displays

LCD indication Displays information.

Operation (buttons)

Button C Upper-right button
Button B Center-right button
Button A Lower-right button

Hidden buttons

On some models, there are hidden buttons.
Press them using a toothpick or similar implement that will not scratch the watch.

Screw-lock buttons

The buttons on some models can be screw-locked to prevent unintended operation.
To apply the screw-lock, press the screw section inwards while turning it.