The Seiko 1E20-0140 is a watch model based on the 1E20 movement.
Parts List
| 260N12GN00 | crystal - crystal |
| 30M68NA1 | crown - crown |
| 0H2395N01 | case back gasket |
| AK30B | band - band |
| AK28B | band - band |
| 10V30AGH | others - hour hand |
| 10V30CGM | others - minute hand |
| 0354931 | others - winding stem |
| 1E20014025 | others - case |
| 82801140 | others - case ring |
| 1E200460XS19 | others - dial |
| 1E200470XN19 | others - dial |
| 1E203 | others - machine code |
| A140AS | others - push pin |
| DZ0041B01 | others - crown and stem gasket |
| 260N12GN00 | crystal - crystal |
| 30M68NA1 | crown - crown |
| 0H2395N01 | case back gasket |
| AK30B | band - band |
| AK28B | band - band |
| 10V30AGH | others - hour hand |
| 10V30CGM | others - minute hand |
| 0354931 | others - winding stem |
| 1E20014025 | others - case |
| 82801140 | others - case ring |
| 1E200460XS19 | others - dial |
| 1E200470XN19 | others - dial |
| 1E203 | others - machine code |
| A140AS | others - push pin |
| DZ0041B01 | others - crown and stem gasket |
Caliber 1E20
