The Seiko Y151-5D20 is a watch model based on the Y151 movement.
Parts List
| RE2A58LB0A | crystal - crystal |
| 6M35B7SNW0 | crown - crown |
| 0F160NA1S | case back gasket - case back gasket |
| F0W7JB | band - band |
| 1BE030L0BN1 | others - hour hand |
| 2BE045L0BN1 | others - minute hand |
| 3BA050F1BNS | others - second hand |
| DZ0040B01 | others - crown and stem gasket |
| 0351807 | others - winding stem |
| 82738140 | others - case ring |
| Y1515D2079Z | others - case |
| A160BS | others - push pin |