The Seiko 2E20-5310 is a watch model based on the 2E20 movement.
Parts List
| K05N55JN00 | crystal - crystal |
| 30N99NA1 | crown - crown |
| 0G1600B01 | case back gasket - case back gasket |
| DL53A | band - band |
| 06L37DHH | others - hour hand |
| 06V33DGM | others - minute hand |
| 0351207 | others - winding stem |
| 2E20531025 | others - case |
| 82718090 | others - case ring |
| 2E200430XS19 | others - dial |
| T070AS | others - push pin |
| DZ0040B01 | others - crown and stem gasket |
Caliber 2E20
