Seiko CAL. 6R20 User Manual

English

20

Problem

The watch gains/loses  
temporarily. 

The day and date change 
at 12 o’clock noon.

The power supplied by the 
mainspring has been 
consumed.

The watch is worn on your 
wrist only for a short period 
of time, or the amount of 
arm movement is small.

The watch has been left in 
extremely high or low 
temperatures for a long time.

The watch was brought into
close contact with a 
magnetic object.
You dropped the watch, hit it against 
a hard surface or wore it while 
playing active sports.  The watch was 
exposed to strong vibrations.

Normal accuracy will resume when the 
watch returns to normal temperature.

Normal accuracy will resume when the watch is kept away from 
close contact with the magnetic source.  If this condition persists, 
consult the retailer from whom the watch was purchased.
Normal accuracy will not resume. 
Consult the retailer from whom the 
watch was purchased.

Consult the retailer from whom the 
watch was purchased.

Advance the hands by 12 hours.

Consult the retailer from whom the 
watch was purchased.

AM/PM is not properly set.

Water got inside the watch 
due to the deterioration of 
the gasket, etc.

The watch has not been 
overhauled for more than 3 years.

Possible causes

The watch stops 
operating.

Even though you wear the 
watch every day, 
the power reserve indicator 
does not move up.

The glass is blurred and 
the blur persists for a 
long time.

*For the solution of troubles other than listed above, contact the retailer from whom the watch was purchased.

Solutions

Turn the crown or swing the watch to wind it up.  The 
watch will start operating.  If the watch does not start, 
consult the retailer from whom the watch was purchased.

Wear the watch for an extended period of time, or when 
taking off the watch, turn the crown to wind the 
mainspring if the remaining power shown by the power 
reserve indicator is not sufficient for the next use.