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PARTS CATALOGUE / TECHNICAL GUIDE
Cal. 7N32C
Cal. 7N33C
Cal. 7N39C
[SPECIFICATIONS]
Cal. No.
Item
7N32C
Movement
ø24.0 mm
21.5 mm between 12 o’clock and 6 o’clock sides
21.3 mm between 3 o’clock and 9 o’clock sides
The illustrations refer to Cal. 7N33C.
7N39C
Outside diameter
(x 1.0)
7N33C
ø23.3 mm
21.5 mm between 12 o’clock and 6 o’clock sides
21.3 mm between 3 o’clock and 9 o’clock sides
Casing diameter
Movement size
2.57 mm
Height
Time indication 3 hands
Driving system
Step motor (Load compensated driving pulse type)
Additional mechanism
2.78 mm
Day calendar
Instant setting device
for day calendar
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Loss/gain
Monthly rate at normal temperature range: less than 15 seconds
Regulation system
Nil
Measuring gate by quartz tester
Use 10-second gate.
Battery
SEIKO SR920SW, Maxell SR920SW, Sony SR920SW,
Matsushita SR920SW, Eveready 371
Battery life is approximately 5 years.
Voltage: 1.55V
2 hands
2.57 mm
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Jewels
1 jewel
Date calendar
Instant setting device for date calendar
Train wheel setting device
Electronic circuit reset switch
Battery life indicator
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