The Seiko 4N01-0180 is a watch model based on the 4N01 movement.
Parts List
| 160A05H30A | crystal |
| 160A05H3 | crystal |
| 32M39NN1 | crown |
| 0F140BAA | case back gasket |
| AC004BA11 | case back gasket - crown and stem gasket |
| 0F140BAA3 | case back gasket - case back gasket |
| Z5402S-LKS | band - link |
| Z5402S | band |
| Z5402S-BK4G | clasp - clasp |
| 06T07DGH | others - hour hand |
| 3BA075F1BNG | others - second hand |
| A100BS | others - push pin (for mb) |
| 4N010180 | others - case back |
| 4N0101807H | others - case |
| 4N010350XS14 | others - dial |
| 4N0161 | others - machine code |
| 82841570 | others - case ring |
| 06SC11NG | others - second hand |
| 0351155 | others - winding stem |
| 06T07DGM | others - minute hand |