Seiko 8R28 Movement Details
Seiko calibre 8R28 is an automatic (with hand winding) watch movement. Production was in the 2010s.
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| Sub-brands: | Ananta, Brightz, Velatura |
| Power reserve: | 45 hours |
| Accuracy: | +25/-15 seconds/day (Seiko "C" standard) |
| Day / date? | Date only |
| GMT / world time? | No |
| Chronograph? | Yes |
| Hacking? | No |
| Rate: | 28,800 bph |
| Number of jewels: | 34 |
| Lift angle: | 52º |
| Notes: | The chronograph function has a column wheel and vertical clutch. |
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