The Seiko 2Y00-5520 is a watch model based on the 2Y00 movement.
Parts List
| BA3W13JN | crystal |
| BA3W13JN01 | crystal |
| 32M61NN1 | crown |
| 0F150BAA5 | case back gasket - case back gasket |
| 0F150BAA | case back gasket |
| DZ0040B0 | case back gasket |
| G5125G | band - metal band |
| G5125G-LKG | band - link |
| G5125G-BK4G | clasp - clasp |
| 06Y07NGH | hand - hour hand |
| 06Y07NGM | hand - minute hand |
| A110BS | others - push pin (for mb) |
| DZ0040B01 | others - crown and stem gasket |
| 06Y07DGH | others - hour hand |
| 2Y002060XG14 | others - dial |
| 2Y005520 | others - case back |
| 2Y00552075 | others - case |
| 2Y0065 | others - machine code |
| 82831690 | others - case ring |
| 06Y07DGM | others - minute hand |
Caliber 2Y00
