Specifications ･･････････････････････････････････････････29 - Seiko GRAND 9S51 Instructions Manual

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■SPECIFICATIONS
Cal. number 9S51 9S55 9S56
3 hands 4 hands
3 hands
1. Time indi-
(hour, minute and second) (24-hour, hour, minute and second)
(hour, minute and
cation
with date with date
second)
2. Vibrations
28,800／h
3. Driving system Self-winding type with manual winding mechanism
24 jewels 26 jewels 27 jewels
4. Jewels
29