The Seiko 7820-5000 is a watch model based on the 7820 movement.
Parts List
| SA1N22GN00 | crystal |
| 35M38ND4 | crown |
| 35M38NG6 | crown |
| 35M38NA6 | crown - crown |
| 0H2800B09 | case back gasket |
| DA0070B01 | case back gasket - crown and stem gasket |
| AK512 | band - leather band |
| BK042 | band - leather band |
| 13C16DGH | others - hour hand |
| 13C16DGM | others - minute hand |
| 0354780 | others - setting/winding stem |
| 0884688 | others - holding ring for dial |
| 7820500025A | others - case |
| 7820500025B | others - case |
| 782050009982 | others - dial |
| 782050009992 | others - dial |
| 83107230 | others - case ring |
| 89996990 | others - movement holder |
| A190CS | others - push pin |