The Seiko 5A70-5440 is a watch model based on the 5A70 movement.
Parts List
| ESLN26SN01 | crystal |
| 25M02NE3 | crown - crown |
| 25M02NX3 | crown - crown |
| 0H1800N01 | case back gasket - case back gasket |
| DK10P | band - leather band |
| DK12P | band - leather band |
| A120AS | others - push pin |
| 07V08DGH | others - hour hand |
| 07V08DGM | others - minute hand |
| 07V08DSH | others - hour hand |
| DZ0041B01 | others - crown and stem gasket |
| 07V08DSM | others - minute hand |