Seiko 66 Movement Details
Seiko calibre 66 is a hand winding watch movement.
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| Sub-brands: | Sportsman |
| Power reserve: | 45 hours |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| Rate: | 18,000 bph |
| Number of jewels: | 17 |
| Size / diameter: | 23.6mm |
| Height: | 3.85mm |
| Development division: | Suwa (Nagano Prefecture, Japan) |
| Related movements: | 436 4361 6601 6602 6618 957 |
Part Codes
| Stem code: | 351663 |
| Balance wheel code: | 310660 |
| Mainspring code: | 401660 |