The Seiko 4N00-0490 is a watch model based on the 4N00 movement.
Parts List
| 155A05J20A | crystal |
| 155A05J2 | crystal |
| 35NP7NN1 | crown |
| 0H1600B01 | case back gasket - case back gasket |
| 0H1600B0 | case back gasket |
| Z5473H | band |
| Z5473H-LKG | band - link |
| Z5473H-BK4G | clasp - clasp |
| 1CE045L2BDG | others - hour hand |
| 2CE065L2BDG | others - minute hand |
| 0351155 | others - winding stem |
| 81180249 | others - bracelet fixing pipe |
| 81611019 | others - bracelet fixing pin |
| 82840910 | others - case ring |
| 4N000490 | others - case back |
| 4N000490HE | others - case |
| 4N001830XB14 | others - dial |
| 4N0061 | others - machine code |
| DZ0040B01 | others - crown and stem gasket |
| 06Y11DGM | others - minute hand |
| 06Y11DGH | others - hour hand |