The Seiko 1E20-0300 is a watch model based on the 1E20 movement.
Parts List
| 150N22GN00 | crystal - crystal |
| 30M68NA1 | crown - crown |
| 0H1300N01 | case back gasket |
| KL33A | band - band |
| 06V19DGM | others - minute hand |
| 06V32NGH | others - hour hand |
| 1E20030025 | others - case |
| 82732260 | others - case ring |
| 1E200820XS19 | others - dial |
| 1E208 | others - machine code |
| A100AS | others - push pin |
| 0351931 | others - winding stem |
| 0354930 | others - winding stem |
| DZ0041B01 | others - crown and stem gasket |
Caliber 1E20
