The Seiko Y131-5780 is a watch model based on the Y131 movement.
Parts List
| ESGN58AN01 | crystal |
| 35MB0NC1 | crown |
| 35MB0NF1 | crown |
| 0H2520B01 | case back gasket |
| GA82B | band - metal band |
| 060ME | band - metal band |
| A150BS | others - push pin |
| 0354786 | others - winding stem |
| 09C38NGH | others - hour hand |
| 10C20NGM | others - minute hand |
| 13SC04A2 | others - second hand |
| 13SC04ES | others - second hand |
| EZ0058B01 | others - crown and stem gasket |
| 09C38NSH | others - hour hand |
| 10C20NSM | others - minute hand |