The Seiko 1E20-0700 is a watch model based on the 1E20 movement.
Parts List
| 100N08SK01 | crystal |
| 30M98NS1 | crown - crown |
| 0E110BA1S | case back gasket |
| TT44A | band - metal band |
| 03V22DSM | others - minute hand |
| 81182699 | others - bracelet fixing pipe |
| 81609399 | others - bracelet fixing pin |
| 82821920 | others - case ring |
| 1E200700 | others - case back |
| 1E2007004C | others - case |
| 1E202230XS19 | others - dial |
| 1E208 | others - machine code |
| 0351931 | others - winding stem |
| 03V22NSH | others - hour hand |
| DZ0041B01 | others - crown and stem gasket |
Caliber 1E20
