The Seiko Y131-701B is a watch model based on the Y131 movement.
Parts List
| 280N16GN00 | crystal |
| 35MB0NF1 | crown |
| 0H2520B01 | case back gasket |
| 026MD | band - metal band |
| A180BS | others - push pin |
| 0354786 | others - winding stem |
| EZ0058B01 | others - crown and stem gasket |
| 280N16GN00 | crystal |
| 35MB0NF1 | crown |
| 0H2520B01 | case back gasket |
| 026MD | band - metal band |
| A180BS | others - push pin |
| 0354786 | others - winding stem |
| EZ0058B01 | others - crown and stem gasket |