En
gl
is
h
2
SPECIFICATIONS
1 Frequency of crystal oscillator ...... ......... 32,768 Hz (Hz = Hertz...Cycles per second)
2 Loss/gain (Monthly rate) ....................... Less than 15 seconds when used on the wrist
within normal temperature range (5 ºC ~35 ºC)
3 Operational temperature range.... .......... Between –10 ºC and +60 ºC
4 Driving system ................................ ....... Step motor 4 pieces
5 Display system
Time .................................................... Hour, minute and small second hands in 1-second
increments
Stopwatch ........................................... Stopwatch 1/5-second hand in 1/5-second incre-
ments(60 seconds/ 360 degrees)
Stopwatch 1-minute hand in 1-minute incre -
ments(40 minutes/ 240 degrees)
Stopwatch 10 -minute hand in 10 -minute incre-
ments(100 minutes/ 240 degrees)
6 Battery .................................................... SEIKO SR927SW, 1 piece
7 Battery life .............................................. Approximately 3 years
If the stopwatch is used less than 5 hours per day
8 IC (Integrated Circuit) ............................. C-MOS-IC: 1 piece
* The specifications are subject to change without prior notice for product improvements.