Specifications (Movement) - Seiko CREDOR 7R06 Operating Instructions Manual

Troubles Possible causes
The power supplied by the
mainspring for the hour
striking function has been
consumed.
The power reserve indicator
for the watch mechanism
shows less than one quarter.
The hour striking function does
The hour striking mode is set
not work.
to the "SILENCE" or
"ORIGINAL" mode.
You have changed the hour
striking mode to either
"SILENCE" or "ORIGINAL"
mode while the minute hand is
pointing to any of the minute
markers between 50 and 59.
The power reserve indicator
The hour repeating function
for the hour striking function is
chimes with longer intervals.
showing less than "0."
* For the solution of troubles other than above, contact the retailer from whom the watch was
purchased.

■ SPECIFICATIONS (Movement)

Cal. NO
Hour, minute and seconds hands, hour striking mode indicator, power reserve
Features
indicator (for the watch mechanism and for the hour striking function)
Frequency of
32,768 Hz (Hz = Cycles per second)
crystal oscillator
Within 15 seconds per month (equivalent to 1 second per day)
Loss/Gain (If the watch is worn on your wrist within normal temperature range between 5 °C
Operational
Under a low-temperature condition (below 0 °C), always keep at least one-fourth of
temperature range
the watch power shown by the power reserve indicator.
Driving system
Duration
Additional functions "SONNERIE" mechanism, Hour repeating function
IC (Integrated
Oscillator, frequency divider, and spring drive control circuit (C-MOS-IC): 1 piece
Circuit)
Hand movement
Jewels
* The specifications are subject to change without prior notice due to product improvement.
22 TO PRESERVE THE QUALITY OF YOUR WATCH
Solutions
Refer to "How to wind the mainspring for
the hour striking function"→ P. 8 to wind
the mainspring for the hour striking
function and reset the time.
Refer to "How to wind the mainspring for
the watch mechanism"→ P. 8 to wind the
mainspring for the watch mechanism and
reset the time.
Refer to "How to change the hour striking
mode"→ P. 15 to change the mode to the
"SONNERIE" mode.
In this case, the watch may fail to correctly
chime the first hour on the hour (0
minute). From the next hour, the watch
will correctly chime on the hour.
Refer to "How to wind the mainspring for
the hour striking function"→ P. 8 to wind
the mainspring for the hour striking
function and reset the time.
7R06
and 35 °C.)
-10°C ~ +60°C
Manual winding type
Approx. 48 hours
Glide motion
88 jewels