The Seiko 3Y09-0A70 is a watch model based on the 3Y09 movement.
Parts List
| 220W06JM | crystal |
| 220W06JM01 | crystal |
| 30MB6NH1 | crown |
| 0A1800B01 | case back gasket |
| EZ0035B0 | case back gasket |
| BHZ45Y | band - leather band |
| 07TC6NGM | hand - minute hand |
| 08T08NAH | others - hour hand |
| 0351546 | others - winding stem |
| 82804020 | others - case ring |
| 0878535 | others - date dial |
| 3Y090A70 | others - case back |
| 3Y090A70WG | others - case |
| 3Y090B88XS29 | others - dial |
| 3Y099 | others - machine code |
| A120AS | others - push pin |
| EZ0035B01 | others - crown and stem gasket |