The Seiko 8Y21-0050 is a watch model based on the 8Y21 movement.
Parts List
| 35NG1NN1 | crown |
| DH0115B01 | case back gasket - crown and stem gasket |
Caliber 8Y21
Seiko 8Y21-0050 Watch Guide
The Seiko 8Y21-0050 is a watch model based on the 8Y21 movement.
| 35NG1NN1 | crown |
| DH0115B01 | case back gasket - crown and stem gasket |