Seiko 4402 Movement Details
Seiko calibre 4402 is a high grade hand winding watch movement. Production started around 1965.
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| Sub-brands: | King Seiko |
| Power reserve: | 46 hours |
| Day / date? | Date only |
| GMT / world time? | No |
| Chronograph? | No |
| Hacking? | Yes |
| Rate: | 18,000 bph |
| Number of jewels: | 25 |
| Lift angle: | 52º |
| Size / diameter: | 25.6mm |
| Height: | 4.4mm |
| Development division: | Daini (Kameido, Tokyo, Japan) |
| Related movements: | 44 |
Part Codes
| Stem code: | 354001 |
| Balance wheel code: | 310680 |
| Mainspring code: | 401441 |
| Date wheel code: | 801441 |
| Screw codes: | 012122 (stud screw), 012208, 012222, 012223, 012226, 012256, 012258, 012328, 012341, 012407 (case screw), 012408, 012547, 012645, 012707, 012720 (dial screw) |