The Seiko Y480-638A is a watch model based on the Y480 movement.
Parts List
| SABN69LN00 | crystal |
| 35ND3NN1 | crown |
| 35ND3NT1 | crown |
| DH0070B01 | case back gasket - crown and stem gasket |
| 0H2720B01 | case back gasket |
The Seiko Y480-638A is a watch model based on the Y480 movement.
| SABN69LN00 | crystal |
| 35ND3NN1 | crown |
| 35ND3NT1 | crown |
| DH0070B01 | case back gasket - crown and stem gasket |
| 0H2720B01 | case back gasket |