Seiko 2415 Movement Details
Seiko caliber 2415 is an automatic (with hand winding) watch movement produced in the 1970s.
| Sub-brands: | Delica |
| Day / date? | Date only |
| GMT / world time? | No |
| Chronograph? | No |
| Rate: | 28,800 bph |
| Number of jewels: | 23 |
| Lift angle: | 47º |
| Size / diameter: | 19.0mm |
| Height: | 4.38mm |
| Stem code: | 354240, 354241, 354242, 372240 (movement side), 373250 (crown side) |
| Balance wheel code: | 310240 |
| Mainspring code: | 201241 |
| Development division: | Daini (Kameido, Tokyo) |
| Notes: | A smaller version of cal. 2418 |
| PDF guides: | Technical guide for 2415A |
| Related movements: | 2406 2409 2418 2419 |