Seiko 7C46 Manual - Page 16

Specifications

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English s CARE OF CASE AND BRACELET s SHOCKS & VIBRATION s PRECAUTION REGARDING CASE BACK PROTECTIVE FILM To prevent possible rusting of the case and bracelet, wipe them periodically with a soft dry cloth. Be careful not to drop your watch or hit it against hard surfaces. If your watch has a protective film and/or a sticker on the case back, peel them off before using your watch. SPECIFICATIONS 1. Frequency of crystal oscillator 32,768 Hz (Hz = Hertz ... Cycles per second) 2. Loss/gain (monthly rate Cal. 7C46, 7N36, 7N85: Less than 15 seconds at normal temperature range (5° C ~ 35° C) (41° F ~ 95° F) Cal. V736: Less than 20 seconds at normal temperature range (5° C ~ 35° C) (41° F ~ 95° F) 3. Operational temperature range .......... Cal. 7C46, 7N36, 7N85: -10° C ~ +60° C (14° F ~ 140° F) Cal. V736: -5° C ~ +50° C (23° F ~ 122° F) 4. Driving system Step motor, 1 piece 16

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English
16
■
CARE OF CASE AND
BRACELET
To prevent possible rusting
of the case and bracelet, wipe
them periodically with a soft
dry cloth.
■
PRECAUTION REGARDING
CASE BACK PROTECTIVE FILM
If your watch has a protective film
and/or a sticker on the case back,
peel them off before using your
watch.
■
SHOCKS &
VIBRATION
Be careful not to drop
your watch or hit it
against hard surfaces.
SPECIFICATIONS
1.
Frequency of crystal oscillator
...........
32,768 Hz (Hz = Hertz … Cycles per second)
2.
Loss/gain (monthly rate)
.....................
Cal. 7C46, 7N36, 7N85:
Less than 15 seconds at normal
temperature range (5
°
C ~ 35
°
C) (41
°
F ~ 95
°
F)
Cal. V736:
Less than 20 seconds at normal temperature
range (5
°
C ~ 35
°
C) (41
°
F ~ 95
°
F)
3.
Operational temperature range
..........
Cal. 7C46, 7N36, 7N85:
–10
°
C ~ +60
°
C (14
°
F ~ 140
°
F)
Cal. V736:
–5
°
C ~ +50
°
C (23
°
F ~ 122
°
F)
4.
Driving system
...................................
Step motor, 1 piece