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English
SPECIFICATIONS
1 Frequency of crystal oscillator .......................... 196,608 Hz (Hz = Hertz … Cycles per second)
2 Loss/gain (Annual rate) ...................................... ±20 seconds when used on the wrist approximately
12 hours a day, at normal temperature range (5° C ~
35° C) (41° F ~ 95° F)
* Monthly rate of loss/gain may amount to
approximately 4 seconds depending on the condition
of use.
3 Operational temperature range ......................... –10° C ~ +60° C (14° F ~ 140° F)
4 Driving system .................................................. Step motor for the time indication
Ultrasonic motor for the calendar indication
5 Display system
Time ............................................................. Hour, minute, second and 24-hour hands
(Some models do not have a 24-hour hand)
Date ............................................................. Displayed in numerals.
6 Battery .............................................................. SEIKO CR1612, 1 piece (Cal. 4F56)
SEIKO CR2412, 1 piece (Cal. 8F56)
7 Battery life indicator
8 IC (Integrated Circuit) ........................................ C-MOS-LSI, 1 piece
9 Magnetic resistance .......................................... 4,800 A/m (60 gauss)
* The specifications are subject to change without prior notice for product improvement.
