The Seiko Y481-6440 is a watch model based on the Y481 movement.
Parts List
| ESHN19AN00 | crystal |
| 35NK1NS1 | crown |
| 35NK1NN1 | crown |
| DH0070B01 | case back gasket - crown and stem gasket |
| 0G2650B01 | case back gasket |
The Seiko Y481-6440 is a watch model based on the Y481 movement.
| ESHN19AN00 | crystal |
| 35NK1NS1 | crown |
| 35NK1NN1 | crown |
| DH0070B01 | case back gasket - crown and stem gasket |
| 0G2650B01 | case back gasket |