The Seiko 5A70-3A20 is a watch model based on the 5A70 movement.
Parts List
| 27M02EEA | crown |
| VI295 | band - band |
| 05V02EGH | others - hour hand |
| 06V12EGM | others - minute hand |
| 0354881 | others - winding stem |
| 5A703A2043 | others - case |
| 82822765 | others - case ring |
| DZ0041B01 | others - crown and stem gasket |