Seiko 9S55 Movement Details

Seiko caliber 9S55 is a high grade automatic (with hand winding) watch movement. Production started around 1998 and production finished in 2010.
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Sub-brands: Grand Seiko
Power reserve:50 hours
Accuracy:+5/-3 seconds/day (Seiko "AA" standard)
Day / date?Date only
GMT / world time?No
Chronograph?No
Hacking?Yes
Rate:28,800 bph
Number of jewels:26
Related movements: 4S35 8L35 9S65