The Seiko W442-4000 is a watch model based on the W442 movement.
Parts List
| SA0P65L20A | crystal - crystal |
| SA0P65L20B | crystal - crystal |
| 0G254BE12 | case back gasket - case back gasket |
| 86641150 | crystal gasket - plastic gasket for crystal |
| W4424000N2A | others - case |
| W4424000N2B | others - case |
| W4424000N2C | others - case |
| W4424000N2D | others - case |
| W4424000N2E | others - case |
Other models with the same movement
| W442-4010 |