The Seiko 2E20-5239 is a watch model based on the 2E20 movement.
Parts List
| REBN49JN00 | crystal |
| REBN49JN | crystal |
| 30NA9NA1 | crown |
| 0F140NA11 | case back gasket |
| DA007BA1 | case back gasket |
| 0F140NA1 | case back gasket |
| KEJ01G | band - leather band |
| WEJ02G | band - leather band |
| WEJ04G | band - leather band |
| T090AS | others - push pin |
| 2E200320XG14 | others - dial |
| 2E20523925 | others - case |
| 82719550 | others - case ring |
| 2EA035A3BDG | others - minute hand |
| 1CA022A3BNG | others - hour hand |
| 04V03DGM | others - minute hand |
Caliber 2E20
