Seiko 9S51 movement

Seiko caliber 9S51 is a high grade automatic with hand-winding watch movement produced from around 1998.

Sub-brands: Grand Seiko
Power reserve:50 hours
Accuracy:+5/-3 seconds/day (Seiko "AA" standard)
GMT/world time?No
Chronograph?No
Rate:28,800 bph
Number of jewels:24