The Seiko 5Y31-6A80 is a watch model based on the 5Y31 movement.
Parts List
| 0F220BAA3 | case back gasket - case back gasket |
| 0H2200B01 | case back gasket - rotating bezel gasket |
| 09SC27NS | others - second hand |
| 3BA125F1BNS | others - second hand |
| 0351671 | others - winding stem |
| 82732850 | others - case ring |
| 5Y3161 | others - machine code |
| 5Y316A70XS23 | others - dial |
| 5Y316A806B | others - case |
| A170BS | others - push pin |
| EB0055B01 | others - crown and stem gasket |
| 09T71DSH | others - hour hand |
| 09T71DSM | others - minute hand |