The Seiko 5E31-5B70 is a watch model based on the 5E31 movement.
Parts List
| ES0P02SN02 | crystal |
| 6K35A0STGA | crown - crown |
| 0F260NAAS | case back gasket - case back gasket |
| 86582540 | crystal gasket |
| D030CB | band - band |
| 1BB060A0BAC | others - hour hand |
| 2BB090A0BCC | others - minute hand |
| 12ST06DA | others - second hand |
| 0351624 | others - winding stem |
| 81180229 | others - bracelet fixing pipe |
| 81605599 | others - bracelet fixing pin |
| 82835220 | others - case ring |
| 5E315 | others - machine code |
| 5E315B70 | others - case back |
| 5E315B706Y | others - case |
| 5E315C10X914 | others - dial |
| 87020283 | others - back plate |
| EA0040B0A | others - crown and stem gasket |