Seiko 7K52 User Manual

Page of 32
English
8
HOW TO USE THE SCREW LOCK TYPE CROWN
● To unscrew the crown:
Turn it counterclockwise.
● To screw in the crown:
With the crown at normal position,
turn it clockwise while pressing it.
WARNING
● While you are underwater, never unscrew the crown or pull it out.
● Do not pull out the crown to the first click while the watch is measuring the depth
and for 10 minutes after diving.  Otherwise, the depth measurement is stopped,
and false data will be recorded in memory as log data.