The Seiko 4N00-5280 is a watch model based on the 4N00 movement.
Parts List
| ES0A39JN02 | crystal |
| ES0A39JN | crystal |
| 35NP7NN1 | crown |
| 35NP7NS1 | crown |
| 0H1800B01 | case back gasket - case back gasket |
| 0H1800B0 | case back gasket |
| B5615G | band |
| B5615G-LKG | band - link |
| B5615S-LKS | band - link |
| B5615S | band |
| B5615G-BK4G | clasp - clasp |
| B5615S-BK4S | clasp - clasp |
| A100BS | others - push pin (for mb) |
| 4N000670XB13 | others - dial |
| 4N000670XG14 | others - dial |
| 4N000670XS14 | others - dial |
| 4N005280 | others - case back |
| 4N00528025 | others - case |
| 4N00528029 | others - case |
| 4N0061 | others - machine code |
| 82843250 | others - case ring |
| 0351155 | others - winding stem |
| DZ0040B01 | others - crown and stem gasket |
| 05Y35NGM | others - minute hand |
| 05Y35NSM | others - minute hand |
| 05Y35NGH | others - hour hand |
| 05Y35NSH | others - hour hand |