The Seiko 8N41-5120 is a watch model based on the 8N41 movement.
Parts List
| ES0A53SN01 | crystal |
| 30M71NG4 | crown - crown |
| 0F240BAA3 | case back gasket - case back gasket |
| QB39A | band - metal band |
| 11SC25VG | others - second hand |
| DZ0040B01 | others - crown and stem gasket |
| 0351384 | others - winding stem |
| 82351195 | others - bezel |
| 82843610 | others - case ring |
| 89940095 | others - back plate |
| 8N4113 | others - machine code |
| 8N415120 | others - case back |
| 8N41512050A | others - case |
| 8N415170XG14 | others - dial |
| A180BS | others - push pin |
| 11TB1JGH | others - hour hand |
| 11TB1JGM | others - minute hand |
| 2BB110L2BDG | others - minute hand |