The Seiko 2E20-6520 is a watch model based on the 2E20 movement.
Parts List
| REKN39JM01 | crystal |
| REKN39JM | crystal |
| 32N23NN1 | crown |
| 32N23NA1 | crown |
| 0G1500B0 | case back gasket |
| 0G1500B01 | case back gasket - case back gasket |
| B5569C | band |
| 2EA035A3BNG | others - minute hand |
| DA007BA11 | others - crown and stem gasket |
| 0351205 | others - winding stem |
| 04V03NGM | others - minute hand |
| 04L03DGH | others - hour hand |
| 1CA022A3BNG | others - hour hand |
Caliber 2E20
