The Seiko 2Y00-5181 is a watch model based on the 2Y00 movement.
Parts List
| ET5N31JN01 | crystal |
| ET5N31JN | crystal |
| 32M41NN1 | crown |
| 0G1600B01 | case back gasket - case back gasket |
| 0G1600B0 | case back gasket |
| DA007BA1 | case back gasket |
| WEA05K | band - leather band |
| WEJ10K | band - leather band |
| 06Y07NGH | hand - hour hand |
| 2Y000821XG14 | others - dial |
| 2Y000831XB14 | others - dial |
| 2Y000841XS14 | others - dial |
| 2Y00518125 | others - case |
| 2Y005188 | others - case back |
| 2Y0065 | others - machine code |
| 82821450 | others - case ring |
| T090BS | others - push pin |
| DA007BA11 | others - crown and stem gasket |
| 06Y07DGH | others - hour hand |
| 05Y35AGM | others - minute hand |
| 05Y35AGH | others - hour hand |
| 05Y13DGM | others - minute hand |
| 2CG055L0BDG | others - minute hand |
| 1CG037L0BDG | others - hour hand |
| 05Y07DGH | others - hour hand |
| 05Y13NGM | others - minute hand |
| 05Y07DGM | others - minute hand |
Caliber 2Y00
