There are two types of crowns, a normal crown and a screw down crown.
Please check the type of the crown of your watch.
![Crown operation(Normal) + Crown Ope(Normal_Lock)](/-/media/HtmlUploader/Common/Seiko/Home/instructions/html/SEIKO_V172_V174_V175_V176_EN/assets/fig/Crown--operationNormalBONDILfkblpmlt.png)
While pressing the crown in, turn it in the direction indicated by the arrow.
The crown turns.
The crown does not turn.
Normal crown
Pull out the crown and operate it.
Screw down crown
Unlock the crown before operating it.
After operating the crown, lock it.
Unscrew
Rotate while pressing
the crown in.
![Crown operation(Normal) V + Crown Ope(Normal_Lock) V](/-/media/HtmlUploader/Common/Seiko/Home/instructions/html/SEIKO_V172_V174_V175_V176_EN/assets/fig/Crown--operationNormal--HTMLBONDILrctuwdom.png)
While pressing the crown in, turn it in the direction indicated by the arrow.
The crown turns.
The crown does not turn.
Normal crown
Pull out the crown and operate it.
Screw down crown
Unlock the crown before operating it.
After operating the crown, lock it.
Unscrew
Rotate while pressing
the crown in.
By locking the crown by screw, a screw down crown can prevent malfunction and increase water resistance.
Be careful not to screw the crown in by force as it may damage the slots of the crown.