The Seiko 2Y00-5C80 is a watch model based on the 2Y00 movement.
Parts List
| RE2W12JM01 | crystal |
| RE2W12JM | crystal |
| 30MA2NA1 | crown - crown |
| 0A2600B01 | case back gasket |
| EZ0035B0 | case back gasket |
| G1397C-LKG | band - link |
| G1397W | band |
| G1397L-LKG | band - link |
| G1397W-LKG | band - link |
| G1397C | band |
| G1397L | band |
| G1397L-BK4S | clasp - clasp |
| G1397C-BK4S | clasp - clasp |
| G1397W-BK4G | clasp - clasp |
| 0351236 | others - winding stem |
| 2Y001G68XB14 | others - dial |
| 2Y001G78XS14 | others - dial |
| 2Y001J10XG24 | others - dial |
| 2Y005C80 | others - case back |
| 2Y005C8079 | others - case |
| 2Y005C8079A | others - case |
| 2Y005C80WEA | others - case |
| 2Y009 | others - machine code |
| 82814160 | others - case ring |
| A180BS | others - push pin |
| EZ0035B01 | others - crown and stem gasket |
| 08Y23NGM | others - minute hand |
| 08Y23AGM | others - minute hand |
| 08Y05NGH | others - hour hand |
| 08Y05AGH | others - hour hand |
| 08Y20NGM | others - minute hand |
| 08Y20NGH | others - hour hand |
Caliber 2Y00
