The Seiko S101-500A is a watch model based on the S101 movement.
Parts List
| ES5W20GN00 | crystal |
| 0Z4570B01 | case back gasket |
| 86570200 | crystal gasket - plastic gasket for crystal |
| 80600920 | pusher - button |
| 80600940 | pusher - front button |
| AN12A | band - other band |
| S101500AV2 | others - case |
| 81502089 | others - screw |
| S1011 | others - machine code |
| S101500A9979 | others - panel cover |
| 81350660 | others - button spring |
| 81350680 | others - button spring (front) |
| EZ0105B01 | others - button gasket |
| 81400803 | others - button spring clip |
Other models with the same movement