The Seiko 4N00-5780 is a watch model based on the 4N00 movement.
Parts List
| BA1A21JN02 | crystal |
| BA1A21JN | crystal |
| 6M30A3NNG0 | crown - crown |
| 6M30A3NN | crown |
| 0F150BAA | case back gasket |
| 0F150BAA5 | case back gasket - case back gasket |
| Q5066G | band |
| Q5066C-LKG | band - link |
| Q5066G-LKG | band - link |
| Q5067C | band - metal band |
| Q5067C-LKG | band - link |
| Q5067G-LKG | band - link |
| Q5067G | band |
| Q5066C | band |
| Q5067G-BK4G | clasp - clasp |
| Q5067C-BK4G | clasp - clasp |
| Q5066G-BK4G | clasp - clasp |
| Q5066C-BK4G | clasp - clasp |
| 1CH032A1BAA | others - hour hand |
| 81606439 | others - bracelet fixing pin |
| 81181459 | others - bracelet fixing pipe |
| 81606459 | others - bracelet fixing pin |
| 4N002290XB15 | others - dial |
| 4N002290XG15 | others - dial |
| 4N002290XG25 | others - dial |
| 4N002300XS19 | others - dial |
| 4N005780 | others - case back |
| 4N0057807H | others - case |
| 4N005780RH | others - case |
| 4N0061 | others - machine code |
| 82860310 | others - case ring |
| Q5066C-EPG | others - endpiece |
| Q5066G-EPG | others - endpiece |
| 0351155 | others - winding stem |
| Q5067C-EPG | others - endpiece |
| Q5067G-EPG | others - endpiece |
| DZ0040B01 | others - crown and stem gasket |
| 2CH047A1BAA | others - minute hand |
| 2CE047L0BDG | others - minute hand |
| 1CE030L2BDG | others - hour hand |