The Seiko 7N00-603A is a watch model based on the 7N00 movement.
Parts List
| 260A09H20B | crystal |
| 260A09H2 | crystal |
| 8M35A0NNG2 | crown - crown |
| 8M35A0NN | crown |
| 0F200BAA3 | case back gasket - case back gasket |
| WNA28G | band |
| 81606511 | others - bracelet fixing pin |
| 81181839 | others - bracelet fixing pipe |
| 7N000 | others - machine code |
| 7N006030XB14 | others - dial |
| 7N00603A | others - case back |
| 7N00603A75 | others - case |
| 82850150 | others - case ring |
| 0351890 | others - winding stem |
| 1AF065LABDG | others - hour hand |
| 2AF095LABDG | others - minute hand |
| AD006BA12 | others - crown gasket |