The Seiko 8N41-5020 is a watch model based on the 8N41 movement.
Parts List
| RE2W39SN01 | crystal |
| 37M01NA1 | crown |
| 37M01NS1 | crown |
| 0F220BAA3 | case back gasket - case back gasket |
| LK27D | band - leather band |
| LK52D | band - leather band |
| 3BA125F1BNG | others - second hand |
| 0351387 | others - winding stem |
| DZ0040B01 | others - crown and stem gasket |
| 82831270 | others - case ring |
| 89940095 | others - back plate |
| 8N4113 | others - machine code |
| 8N41502076 | others - case |
| 8N4150207E | others - case |
| 8N415020XS14 | others - dial |
| A180BS | others - push pin |
| 08T63DGH | others - hour hand |
| 08T63DGM | others - minute hand |
| 08SC29NG | others - second hand |