The Seiko Y151-0C40 is a watch model based on the Y151 movement.
Parts List
| 155A02LN03 | crystal |
| 30M56NF1 | crown - crown |
| 30M56NB1 | crown |
| 0E140NA1S | case back gasket - case back gasket |
| KZ86E | band - metal band |
| KZ87E | band - metal band |
| 81606439 | others - bracelet fixing pin |
| 81180229 | others - bracelet fixing pipe |
| 0351807 | others - winding stem |
| 1BF040L0BDG | others - hour hand |
| 2BF057L0BDG | others - minute hand |
| EZ0035B01 | others - crown and stem gasket |
| 3BA100F1BNG | others - second hand |