The Seiko 1E70-2031 is a watch model based on the 1E70 movement.
Parts List
| 160A01SN01 | crystal - crystal (sapphire) |
| 25M65DE4 | crown - crown |
| 25M65DXA | crown - crown |
| 0H1600N01 | case back gasket - case back gasket |
| HI152 | band - band |
| HI151 | band - band |
| HI153 | band - band |
| 2EG055LABHG | others - minute hand |
| 1CG037L0BHG | others - hour hand |
| WI548 | others - other band |
| 1E70203143A | others - case |
| 1E7020311EA | others - case |
| 82861750 | others - case ring |
| 1E7020311EB | others - case |
| 05L27JSH | others - hour hand |
| DZ0040B01 | others - crown and stem gasket |
| 0354930 | others - winding stem |
| 06V27JSM | others - minute hand |
| 1CG037L0BHS | others - hour hand |
| 2EG055LABHS | others - minute hand |