The Seiko 1E70-5520 is a watch model based on the 1E70 movement.
Parts List
| SAHN24SN01 | crystal |
| 25M02NE3 | crown - crown |
| 25M02NX3 | crown - crown |
| 0H1400N01 | case back gasket - case back gasket |
| MK42P | band - leather band |
| MK43P | band - leather band |
| T090AS | others - push pin |
| 05VB8JGH | others - hour hand |
| 05VB8JGM | others - minute hand |
| 05VB8JSH | others - hour hand |
| DZ0041B01 | others - crown and stem gasket |
| 05VB8JSM | others - minute hand |