The Seiko 4N00-5081 is a watch model based on the 4N00 movement.
Parts List
| BA6N07JM01 | crystal |
| BA6N07JM | crystal |
| 32M41NN1 | crown |
| 0H1500B01 | case back gasket - case back gasket |
| 0H1500B0 | case back gasket |
| B5586L | band |
| B5586L-LKG | band - link |
| B5586L-BK4G | clasp - clasp |
| T060BS | others - push pin |
| DA007BA11 | others - crown and stem gasket |
| 0351155 | others - winding stem |
| 4N000191XS29 | others - dial |
| 4N005081 | others - case back |
| 4N00508129 | others - case |
| 4N0061 | others - machine code |
| 82841450 | others - case ring |
| 04Y27NGM | others - minute hand |
| 04Y27NGH | others - hour hand |