The Seiko 5E21-6D80 is a watch model based on the 5E21 movement.
Parts List
| 265W22SK01 | crystal |
| 35M2NNA1 | crown |
| 35M2NNS1 | crown |
| 0F250NA1S | case back gasket |
| LK16G | band - leather band |
| LK17G | band - leather band |
| 3AA125F6ANG | others - hand |
| 0351624 | others - winding stem |
| 1BH075A0BNG | others - hour hand |
| 82813060 | others - case ring |
| 5E213 | others - machine code |
| 5E216D80 | others - case back |
| 5E216D8061 | others - case |
| 5E216D8076 | others - case |
| 5E216E10XS14 | others - dial |
| 5E216E10XS23 | others - dial |
| A160BS | others - push pin |
| 1BH075A0BNS | others - hour hand |
| EZ0035B01 | others - crown and stem gasket |
| 2BH110A0BDG | others - minute hand |
| 2BH110A0BDS | others - minute hand |
| 3AA125F6ANS | others - second hand |