The Seiko Y131-6090 is a watch model based on the Y131 movement.
Parts List
| 35MP8NF1 | crown |
| 35MP8NC1 | crown |
| 35MP8N01 | crown |
| 0Z2000B01 | case back gasket |
| 543LE | band - leather band |
| 546LE | band - leather band |
| 548LE | band - leather band |
| DL77F | band - leather band |
| DL78F | band - leather band |
| DL79F | band - leather band |
| DL80F | band - leather band |
| DL81F | band - leather band |
| KL70D | band - leather band |
| KL71D | band - leather band |
| KL77C | band - leather band |
| KL80B | band - leather band |
| KL81B | band - leather band |
| KL82B | band - leather band |
| KL91B | band - leather band |
| KL92B | band - leather band |
| KL98C | band - leather band |
| KL99C | band - leather band |
| 08CP2FCH | others - hour hand |
| 08CP2FCM | others - minute hand |
| 08CP2FEH | others - hour hand |
| 08CP2FEM | others - minute hand |
| 08SC16AG | others - second hand |
| 10SC10AG | others - second hand |
| A110BS | others - push pin (for mb) |
| 0354786 | others - winding stem |
| 08C88NGH | others - hour hand |
| 02SC02TY | others - second hand |
| 08C88NSH | others - hour hand |
| 08C88NSM | others - minute hand |
| 08C88NGM | others - minute hand |
| 12SC50XK | others - second hand |
| 12SC50XC | others - second hand |
| 08SC16ES | others - second hand |
| EZ0058B01 | others - crown and stem gasket |
| 08CP2A2H | others - hour hand |
| 08CP2A2M | others - minute hand |
| 02SC02TX | others - second hand |
| 12SC50XE | others - second hand |
| 08CP2FLH | others - hour hand |
| 08CP2FLM | others - minute hand |
| 08CP2FAH | others - hour hand |
| 08CP2FAM | others - minute hand |
| 08CP2FDM | others - minute hand |
| 08CP2FVH | others - hour hand |
| 08CP2FVM | others - minute hand |