The Seiko 4N00-5940 is a watch model based on the 4N00 movement.
Parts List
| K01A09JN02 | crystal |
| K01A09JN | crystal |
| 6M30B5NNG0 | crown - crown |
| 6M30B5NN | crown |
| 0H1400B01 | case back gasket - case back gasket |
| 0H1400B0 | case back gasket |
| Q5068C-LKG | band - link |
| Q5068G-LKG | band - link |
| Q5068C | band |
| Q5068G | band |
| Q5068G-BK4G | clasp - clasp |
| Q5068C-BK4G | clasp - clasp |
| Q5068C-EPG | others - endpiece |
| 0351155 | others - winding stem |
| DZ0040B01 | others - crown and stem gasket |
| Q5068G-EPG | others - endpiece |
| 81182699 | others - bracelet fixing pipe |
| 81609399 | others - bracelet fixing pin |
| 81609559 | others - bracelet fixing pin |
| 4N002830XB14 | others - dial |
| 4N002830XG14 | others - dial |
| 4N002830XG24 | others - dial |
| 4N002830XS14 | others - dial |
| 4N005940 | others - case back |
| 4N00594025 | others - case |
| 4N0059402H | others - case |
| 4N0061 | others - machine code |
| 82861330 | others - case ring |
| 1CG030L0BDG | others - hour hand |
| 2CG045L0BDG | others - minute hand |