The Seiko 2E20-6830 is a watch model based on the 2E20 movement.
Parts List
| RE0A67S20A | crystal |
| RE0A67S20B | crystal |
| 30N63NA1 | crown - crown |
| 30N63NS1 | crown |
| 30ND3NS1 | crown |
| 0H1600B01 | case back gasket - case back gasket |
| HZ04B | band - metal band |
| HZ05B | band - metal band |
| HZ06B | band - metal band |
| 03L09JGH | others - hour hand |
| 81606439 | others - bracelet fixing pin |
| 81181459 | others - bracelet fixing pipe |
| 81604779 | others - bracelet fixing pin |
| 82850710 | others - case ring |
| 2E202340XA19 | others - dial |
| 2E2062 | others - machine code |
| 2E20683026 | others - case |
| 2E2068302E | others - case |
| 0351205 | others - winding stem |
| DZ0040B01 | others - crown and stem gasket |
| 03L09JSH | others - hour hand |
| 03V09JGM | others - minute hand |
| 03V09JSM | others - minute hand |
Caliber 2E20
