The Seiko 4N20-5260 is a watch model based on the 4N20 movement.
Parts List
| ES1A09SN02 | crystal |
| 30M81NA4 | crown - crown |
| 0H1600B01 | case back gasket - case back gasket |
| AC004BA11 | case back gasket - crown and stem gasket |
| DZ25B | band - metal band |
| 81606439 | others - bracelet fixing pin |
| 81181459 | others - bracelet fixing pipe |
| 81607579 | others - bracelet fixing pin |
| 4N200920XS15 | others - dial |
| 4N205260 | others - case back |
| 4N205260FYA | others - case |
| 4N2061 | others - machine code |
| 82850870 | others - case ring |
| 89942935 | others - back plate |
| 0351155 | others - winding stem |
| 06Y49JGH | others - hour hand |
| 06Y49JGM | others - minute hand |
| 1CC042LABDG | others - hour hand |
| 2CC060LABDG | others - minute hand |