The Seiko 2Y00-5090 is a watch model based on the 2Y00 movement.
Parts List
| SAGN27JM01 | crystal |
| 32M61NN1 | crown |
| 0G1700B0 | case back gasket |
| 0G1700B01 | case back gasket |
| B5462G | band |
| B5462G-BK5G | clasp - clasp |
| 2Y000460XB14 | others - dial |
| 2Y000460XG14 | others - dial |
| 2Y000470XB14 | others - dial |
| 2Y005090 | others - case back |
| 2Y00509025 | others - case |
| 2Y0065 | others - machine code |
| 82820630 | others - case ring |
| A100AS | others - push pin |
| DZ0040B01 | others - crown and stem gasket |
| 0351236 | others - winding stem |
| 05Y13DGM | others - minute hand |
| 05Y13DGH | others - hour hand |
| 05Y13NGM | others - minute hand |
| 05Y13NGH | others - hour hand |
Caliber 2Y00
