The Seiko 2J80-5020 is a watch model based on the 2J80 movement.
Parts List
| K02A79SN01 | crystal - crystal (sapphire) |
| 25M65DE4 | crown - crown |
| 25M65DXA | crown - crown |
| 0F150NA1S | case back gasket - case back gasket |
| WI487 | band - band |
| WI488 | band - band |
| 1BG037LABHG | others - hour hand |
| 1BG037LABHS | others - hour hand |
| 2BG055LABHG | others - minute hand |
| 2BG055LABHS | others - minute hand |
| 0351400 | others - winding stem |
| 82872190 | others - case ring |
| DZ0040B01 | others - crown and stem gasket |
Other models with the same movement
| 2J80-0010 |
| 2J80-0020 |
| 2J80-0030 |
| 2J80-003A |
| 2J80-0040 |
| 2J80-0050 |
| 2J80-0060 |
| 2J80-0070 |
| 2J80-0080 |
| 2J80-0090 |
| 2J80-0100 |
| 2J80-0AA0 |
| 2J80-5000 |
| 2J80-5010 |
| 2J80-5030 |
| 2J80-5A00 |
| 2J80-5A10 |