The Seiko Y151-5C20 is a watch model based on the Y151 movement.
Parts List
| RE1A72LN02 | crystal - crystal |
| 30MH2ES1 | crown - crown |
| 30MH2NS1 | crown - crown |
| 0F130NA1S | case back gasket - case back gasket |
| FCX4AB | band - band |
| FCX5AB | band - band |
| FCX9AB | band - band |
| FCX6AB | band - band |
| 3BA075F1BNS | others - second hand |
| 1BA035FMBNS | others - hour hand |
| 2BA050FMBNS | others - minute hand |
| 82728560 | others - case ring |
| 0351807 | others - winding stem |
| A140BS | others - push pin |
| Y1510K58XN19 | others - dial |
| Y1510K68XN13 | others - dial |
| Y1510K68XY13 | others - dial |
| Y1510K78XS19 | others - dial |
| Y1511 | others - machine code |
| Y1515C2079Z | others - case |
| Y1515C2079Y | others - case |
| EZ0035B01 | others - crown and stem gasket |