The Seiko 1E20-2A10 is a watch model based on the 1E20 movement.
Parts List
| 130A02JN02 | crystal |
| 30ML2ES1 | crown - crown |
| 0F120NA1S | case back gasket |
| DC64AW | band - band |
| 05V10NSH | others - hour hand |
| 05V44NSM | others - minute hand |
| 82732560 | others - case ring |
| 0351931 | others - winding stem |
| 1E202A107E | others - case |
| 1E202A10 | others - case back |
| 1E205C10XB19 | others - dial |
| 1E205C10XS39 | others - dial |
| 1E207 | others - machine code |
| B090AS | others - push pin |
| EZ0035B01 | others - crown and stem gasket |
Caliber 1E20
