Seiko 9S66 Movement Details
                
                Seiko calibre 9S66 is a high grade automatic (with hand winding) watch movement. Production started around 2010.
                Find watches with this movement on eBay.
                
                
                
              
| Sub-brands: | Grand Seiko | 
| Power reserve: | 72 hours | 
| Accuracy: | +5/-3 seconds/day (Seiko "AA" standard) | 
| Day / date? | Date only | 
| GMT / world time? | Yes | 
| Chronograph? | No | 
| Rate: | 28,800 bph | 
| Number of jewels: | 35 | 
| PDF guides: |