The Seiko 4N00-0780 is a watch model based on the 4N00 movement.
Parts List
| 150A02JN02 | crystal - crystal (inorganic) |
| 6M30Z3NNGB | crown |
| 6M30Z3NN | crown |
| 0F140BAA | case back gasket |
| 0F140BAA3 | case back gasket - case back gasket |
| B5721C | band |
| B5721C-LKG | band - link |
| B5721G-LKG | band - link |
| B5721G | band |
| B5721C-BK4G | clasp - clasp |
| B5721G-BK4G | clasp - clasp |
| 2CE060L0BDG | others - minute hand |
| DZ0040B01 | others - crown and stem gasket |
| 0351155 | others - winding stem |
| 81181459 | others - bracelet fixing pipe |
| 81603979 | others - bracelet fixing pin |
| 82840910 | others - case ring |
| 4N000780 | others - case back |
| 4N00078075A | others - case |
| 4N0007807HA | others - case |
| 4N002840XB14 | others - dial |
| 4N002840XS14 | others - dial |
| 4N0061 | others - machine code |
| 1CE040L0BDG | others - hour hand |