Seiko SII NH36A

Seiko SII NH36A diagram

Movement Instructions

1 / How to set the time

  • Pull out the crown to the second click position.
  • Turn the crown to set hour and minute hands.
  • (Check that AM / PM is set correctly)
  • Push the crown back into the normal position.

2 / How to set the Day & Date

  • Pull out the crown to the first click position.
  • Turn the crown to left for date setting.
  • Turn the crown to right for day setting.
  • *Do not set the day/date between 9:00 P.M. and 4:00 A.M. as this will cause a malfunction.
  • Push the crown back into the normal position.

3 / To wind up the mainspring

  • a) Manual winding (Rotate the crown clockwise at normal position)
  • Fully wound up by turning the crown minimum 55 times. It will start to move naturally
  • after shaking slightly.
  • b) To wind up with winding machine.
  • Full wind up conditions (Reference information)
  • Rotary speed : 30 rpm
  • Operating time : 60 minutes