Seiko CAL. H021 - Manual (Page 33)

English
33
SPECIFICATIONS
1 Frequency of crystal oscillator ........... 32,768 Hz (Hz = Hertz ... Cycles per second)
2 Loss/gain (monthly rate) .................... Less than 15 seconds at normal temperature
range (5
°
C ~ 35
°
C) (41
°
F ~ 95
°
F)
3 Operational temperature range ......... –10
°
C ~ +60
°
C (14
°
F ~ 140
°
F)
Desirable temperature range of use . 0
°
C ~ +50
°
C (32
°
F ~ 122
°
F)
4 Driving system .................................. Step motor, 2 pieces
5 Analogue display system
Time ............................................ Three hands (hour, minute and second hands)
6 Digital display system
TIME/CALENDAR mode .............. Year (only in TIME/CALENDAR SETTING display),
month, date, day of the week, hour, minutes and
seconds
“AM”/“PM” in the 12-hour indication
Mode indicator
(Alarm mark, hourly time signal mark and daylight
saving time mark)
WORLD TIME mode ................... City, date, hour, minutes, seconds and time
difference
“AM”/“PM” in the 12-hour indication
Mode indicator
(Alarm mark, hourly time signal mark and daylight
saving time mark)