The Seiko 5P31-6130 is a watch model based on the 5P31 movement.
Parts List
| 250P02SN03 | crystal |
| 250W37SN01 | crystal - crystal |
| 35E33NA1 | crown - crown |
| 0F230BAA5 | case back gasket - case back gasket |
| 86583830 | crystal gasket |
| 86583750 | bezel gasket |
| GA32B | band - band |
| GA33B | band - band |
| GA34B | band - band |
| 09T51AAH | others - hour hand |
| 09T51AAM | others - minute hand |
| 3AA125F1ANG | others - second hand |
| EB0055B0A | others - crown and stem gasket |
| 0351671 | others - winding stem |
| 82732850 | others - case ring |
| 5P3161306Y | others - case |
| 82340235 | others - bezel |
| 5P31613098 | others - case |
| 82340231 | others - bezel |
| 5P316130XF | others - case |
| 5P3161 | others - machine code |
| 5P316140XS14 | others - dial |
| 5P316150XS14 | others - dial |
| 5P316150XS24 | others - dial |
| A180BS | others - push pin |
| 11SC17T1 | others - second hand |