The Seiko Y151-0E20 is a watch model based on the Y151 movement.
Parts List
| 185A08JD0A | crystal |
| 30MA2NA1 | crown - crown |
| 0F160NA1S | case back gasket - case back gasket |
| 81605749 | band - bracelet fixing pin |
| EA54ZW | band - leather band |
| EA56ZW | band - leather band |
| 3BA075F1BNG | others - second hand |
| 1BA050S0BNG | others - hour hand |
| 1BA050S0BAM | others - hour hand |
| 82737040 | others - case ring |
| 0351807 | others - winding stem |
| Y1510E207H | others - case |
| Y1510E90XS14 | others - dial |
| Y1510E90XS24 | others - dial |
| Y1511 | others - machine code |
| EZ0035B01 | others - crown and stem gasket |
| 2BA075A0BAF | others - minute hand |
| 2BA075A0BNG | others - minute hand |
| 185A08JD0A | crystal |
| 30MA2NA1 | crown - crown |
| 0F160NA1S | case back gasket - case back gasket |
| 81605749 | band - bracelet fixing pin |
| EA54ZW | band - leather band |
| EA56ZW | band - leather band |
| 3BA075F1BNG | others - second hand |
| 1BA050S0BNG | others - hour hand |
| 1BA050S0BAM | others - hour hand |
| 82737040 | others - case ring |
| 0351807 | others - winding stem |
| Y1510E207H | others - case |
| Y1510E90XS14 | others - dial |
| Y1510E90XS24 | others - dial |
| Y1511 | others - machine code |
| EZ0035B01 | others - crown and stem gasket |
| 2BA075A0BAF | others - minute hand |
| 2BA075A0BNG | others - minute hand |