The Seiko W854-4000 is a watch model based on the W854 movement.
Parts List
| ES0P73L20A | crystal - crystal |
| ES0P73L20B | crystal - crystal |
| ES0P73L20C | crystal - crystal |
| 0G309BE11 | case back gasket - case back gasket |
| 86641090 | crystal gasket - plastic gasket for crystal |
| FEP7AB | band - band |
| FEP8AB | band - band |
| FEQ1AB | band - band |
| W8544000N2C | others - case |
| W8544000N2B | others - case |
| W8544000N2A | others - case |
Other models with the same movement
| W854-4010 |
| W854-4020 |
| W854-4030 |