The Seiko 4J41-0020 is a watch model based on the 4J41 movement.
Parts List
| 190W91SR01 | crystal - crystal |
| 25M15DA1 | crown - crown |
| 0F160BA1S | case back gasket - case back gasket |
| 0F170BA1S | case back gasket - case back gasket |
| AC004BA11 | case back gasket - crown and stem gasket |
| 86571130 | crystal gasket - plastic gasket for crystal |
| 86571131 | crystal gasket - plastic gasket for crystal |
| C024AB | band - band |
| C024FB | band - band |
| 1BA052A1BJG | others - hour hand |
| 1BA052A1BVF | others - hour hand |
| 2BA077A1BJG | others - minute hand |
| 2BA077A1BVF | others - minute hand |
| 4J410020U6A | others - case |
| 82290415 | others - bezel |
| 82870650 | others - case ring |
| 4J410020 | others - case back |
| 4J410020UVA | others - case |
| 82290416 | others - bezel |
| 4J410020XS14 | others - dial |
| 4J410030XL13 | others - dial |
| 4J410030XN1Z | others - dial |
| 4J411 | others - machine code |
| A110AS | others - push pin |
| 0351405 | others - winding stem |
| 3EA075A0BDG | others - second hand |
| 3DA075AABDG | others - second hand |