The Seiko Y789-5180 is a watch model based on the Y789 movement.
Parts List
| ES3W14GN00 | crystal |
| 86173340 | case back gasket - plastic gasket for crystal |
| EG0115B01 | case back gasket - button gasket |
| 86562720 | crystal gasket |
| 80600363 | pusher |
| AA89A | band - metal band |
| A180CS | others - push pin |