The Seiko 1E70-3120 is a watch model based on the 1E70 movement.
Parts List
| SAJN11SK01 | crystal - crystal (sapphire) |
| 25M65DE4 | crown - crown |
| 25M65DXA | crown - crown |
| 0D135NAA1 | case back gasket - case back gasket |
| 1CC032A1BJS | others - hour hand |
| 1CC032A1BJG | others - hour hand |
| HI172 | others - other band |
| DZ0040B01 | others - crown and stem gasket |
| 2EC047A1BHS | others - minute hand |