The Seiko 7820-5160 is a watch model based on the 7820 movement.
Parts List
| ES0N44GA00 | crystal |
| 35R10NS1 | crown |
| 0H2600B01 | case back gasket - case back gasket |
| 86229979 | clasp - clasp |
| 11C18DSH | hand - hour hand |
| 11C18DSM | hand - minute hand |
| 7820516011 | others - case |
| 782052309999 | others - dial |
| 83107230 | others - case ring |
| 0354780 | others - setting/winding stem |
| 0884716 | others - holding ring for dial |
| ES0N44GA00 | crystal |
| 35R10NS1 | crown |
| 0H2600B01 | case back gasket - case back gasket |
| 86229979 | clasp - clasp |
| 11C18DSH | hand - hour hand |
| 11C18DSM | hand - minute hand |
| 7820516011 | others - case |
| 782052309999 | others - dial |
| 83107230 | others - case ring |
| 0354780 | others - setting/winding stem |
| 0884716 | others - holding ring for dial |