Seiko 6870 Movement Details
Seiko caliber 6870 is a high grade hand winding watch movement. Production started around 1993.
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| Sub-brands: | Credor |
| Power reserve: | 37 hours |
| Accuracy: | +25/-15 seconds/day (Seiko "C" standard) |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| Hacking? | Yes |
| Rate: | 21,600 bph |
| Number of jewels: | 22 |
| Size / diameter: | 25.6mm |
| Height: | 1.98mm |
| Development division: | Daini (Kameido, Tokyo) |
| Notes: | Marketed as a ultra-slim movement. |
| PDF guides: | |
| Related movements: | 68 6890 6898 6899 |