The Seiko 2E20-5910 is a watch model based on the 2E20 movement.
Parts List
| ET3N25JN01 | crystal |
| ET3N25JN | crystal |
| 30NA9NA1 | crown |
| 0F120NA11 | case back gasket |
| DA007BA1 | case back gasket |
| B5420G | band - metal band |
| B5420G-LKG | band - link |
| B5420G-BK4G | clasp - clasp |
| 2EG035LABDG | others - minute hand |
| 03V29DGM | others - minute hand |
| 81606439 | others - bracelet fixing pin |
| 81182699 | others - bracelet fixing pipe |
| 81609399 | others - bracelet fixing pin |
| DA007BA11 | others - crown and stem gasket |
| 03L07DGH | others - hour hand |
| 2E201140XG14 | others - dial |
| 2E20591025 | others - case |
| 2E205919 | others - case back |
| 82811790 | others - case ring |
| 03V03DGM | others - minute hand |
| 1CG025LABDG | others - hour hand |
Caliber 2E20
