The Seiko 7731-5200 is a watch model based on the 7731 movement.
Parts List
| ES9W89SV01 | crystal |
| 30M19N05 | crown |
| 0Z0034B01 | case back gasket - crown and stem gasket |
| 0F200BAA1 | case back gasket - case back gasket |
| AB23A | band - metal band |
| 09P03DGM | others - minute hand |
| 09SC21VG | others - second hand |
| 09P03DGH | others - hour hand |
| 0354371 | others - winding stem |
| 7731520050A | others - case |
| 77315230XS14 | others - dial |
| 773162 | others - machine code |
| 82721530 | others - case ring |
| 89968111 | others - back plate |