The Seiko 2E20-5520 is a watch model based on the 2E20 movement.
Parts List
| ESYN95JN01 | crystal |
| 30NA9NA1 | crown |
| 30NA9NS1 | crown |
| 0F150NA11 | case back gasket - case back gasket |
| 0F140NA11 | case back gasket |
| HS34A | band - metal band |
| HS35A | band - metal band |
| 04L17DGH | others - hour hand |
| 0351206 | others - winding stem |
| 2E200680XG14 | others - dial |
| 2E200680XS14 | others - dial |
| 2E20552025 | others - case |
| 2E2055202E | others - case |
| 82731290 | others - case ring |
| DA007BA11 | others - crown and stem gasket |
| 04V27DGM | others - minute hand |
Caliber 2E20
