The Seiko Y481-5660 is a watch model based on the Y481 movement.
Parts List
| SA2W91LM10 | crystal |
| SA2W91LM40 | crystal |
| SA2W91LM50 | crystal |
| 40MC5NS1 | crown - crown |
| 40MC5NN1 | crown - crown (3h) |
| FH1980B01 | case back gasket - case back gasket |
| DB0055B01 | case back gasket - crown and stem gasket |