The Seiko 1E20-6089 is a watch model based on the 1E20 movement.
Parts List
| K02N22HM01 | crystal |
| K02N22HM | crystal |
| 30M66NA1 | crown |
| 0H1100N0 | case back gasket |
| 0H1100N01 | case back gasket |
| Z5272G | band |
| 04V10DGM | others - minute hand |
| 0351931 | others - winding stem |
| 81181859 | others - bracelet fixing pipe |
| 81606479 | others - bracelet fixing pin |
| 1E201910XG14 | others - dial |
| 1E206089 | others - case back |
| 1E2060892N | others - case |
| 1E208 | others - machine code |
| 82810560 | others - case ring |
| 04V10NGH | others - hour hand |
| DZ0041B01 | others - crown and stem gasket |
Caliber 1E20
