The Seiko 5P31-6220 is a watch model based on the 5P31 movement.
Parts List
| 265W39SN01 | crystal |
| 35M77N01 | crown |
| 0F220BAA3 | case back gasket - case back gasket |
| AK56C | band - leather band |
| 3AA125F1ANG | others - second hand |
| 11SC43T1 | others - second hand |
| 1BC080A1BAA | others - hour hand |
| 2BC110A1BAA | others - minute hand |
| 11T05AFM | others - minute hand |
| 0351671 | others - winding stem |
| EB0055B01 | others - crown and stem gasket |
| 82732470 | others - case ring |
| 5P3161 | others - machine code |
| 5P316220RC | others - case |
| 5P316280XS14 | others - dial |
| A170BS | others - push pin |
| 11T05AFH | others - hour hand |