The Seiko A156-5040 is a watch model based on the A156 movement.
Parts List
| ES0W94GM01 | crystal |
| ES0W94GM02 | crystal |
| FH3080B0A | case back gasket - case back gasket |
| DZ0885B01 | case back gasket |
Other models with the same movement
| A156-5000 |
| A156-5009 |
| A156-5020 |
| A156-5029 |