The Seiko 4N00-5520 is a watch model based on the 4N00 movement.
Parts List
| K00A47JN02 | crystal |
| K00A47JN | crystal |
| 32M63NN1 | crown - crown |
| 0H1400B01 | case back gasket - case back gasket |
| 0H1400B0 | case back gasket |
| Q5050G | band - metal band |
| Z5444G NL | band |
| Q5050G-LKG | band - link |
| Z5444G | band - metal band |
| Z5444G-LKG | band - link |
| NL | band |
| Z5444G-PB1 | clasp - parts for buckle/clasp |
| Z5444G-BK4G | clasp - clasp |
| Q5050G-BK4G | clasp - clasp |
| 2CE040L0BDG | others - minute hand |
| 04Y13DGH | others - hour hand |
| 04Y13DGM | others - minute hand |
| 4N001340XG14 | others - dial |
| 4N001350XB14 | others - dial |
| 4N001350XG14 | others - dial |
| 4N001360XS19 | others - dial |
| 4N005520 | others - case back |
| 4N00552025 | others - case |
| 4N00552025A | others - case |
| 4N0061 | others - machine code |
| 82851510 | others - case ring |
| DZ0040B01 | others - crown and stem gasket |
| 1CE027L0BDG | others - hour hand |
| 0351155 | others - winding stem |
| Q5050G-EPG | others - endpiece |
| 81606439 | others - bracelet fixing pin |
| 81181459 | others - bracelet fixing pipe |
| 81606679 | others - bracelet fixing pin |
| 04Y27NGM | others - minute hand |
| 04Y23DGM | others - minute hand |
| 04Y23DGH | others - hour hand |
| 04Y27NGH | others - hour hand |