The Seiko 7820-5010 is a watch model based on the 7820 movement.
Parts List
| BA0N50GN | crystal |
| BA0N50GN00 | crystal - crystal (inorganic) |
| 35R06NA1 | crown |
| 35R30NA1 | crown |
| 35R30NS1 | crown |
| 0H2600B01 | case back gasket - case back gasket |
| CK912 | band - leather band |
| 09C32DGH | hand - hour hand |
| 09C32DGM | hand - minute hand |
| 09C38AGM | hand - minute hand |
| 782050102C | others - case |
| 782050109984 | others - dial |
| 7820517032F8 | others - dial |
| 83107230 | others - case ring |
| A190CS | others - push pin |
| 0354780 | others - setting/winding stem |
| 0884685 | others - holding ring for dial |
| 09C38AGH | others - hour hand |