The Seiko Y131-5160 is a watch model based on the Y131 movement.
Parts List
| ESBN78GM01 | crystal - crystal (inorganic) |
| 35MB0NC1 | crown |
| 0H2702N01 | case back gasket - case back gasket |
| 129LB | band - leather band |
| A180BS | others - push pin |
| 0354786 | others - winding stem |
| 09C38NSH | others - hour hand |
| 09C38NSM | others - minute hand |