The Seiko Y450-4200 is a watch model based on the Y450 movement.
Parts List
| SA9ND7LM10 | crystal |
| 010110B01 | case back gasket |
| 0B1910B04 | case back gasket |
The Seiko Y450-4200 is a watch model based on the Y450 movement.
| SA9ND7LM10 | crystal |
| 010110B01 | case back gasket |
| 0B1910B04 | case back gasket |