Seiko 4S27 Movement Details
Seiko caliber 4S27 is an automatic (with hand winding) watch movement. Production started around 2003 and production finished in 2007.
Find watches with this movement on eBay.
| Sub-brands: | Brightz |
| Power reserve: | 50 hours |
| Accuracy: | +25/-15 seconds/day (Seiko "C" standard) |
| Day / date? | Day + date |
| GMT / world time? | No |
| Chronograph? | No |
| Hacking? | Yes |
| Rate: | 28,800 bph |
| Number of jewels: | 28 |
| Notes: | Has a retrograde day display. The same as cal. 4S27 but without the higher grade finishing. |
| PDF guides: | |
| Related movements: | 4S77 |
Related Articles
- The enigmatic Seiko 4S movement ….continued [musingsofawatchaddict.wordpress.com]