The Seiko 6531-5100 is a watch model based on the 6531 movement.
Parts List
| ES7N32GN00 | crystal |
| ES7N32GN | crystal |
| 35R34NS1 | crown - crown |
| 35R34NA1 | crown - crown |
| 0H2702N01 | case back gasket - case back gasket |
| 0H2702N0 | case back gasket |
| GK34A | band - band |
| GK33A | band - band |
| ZNA04G | band - leather band |
| ZNA06G | band - leather band |
| 10T16NAH | others - hour hand |
| 10T08NGM | others - minute hand |
| 10T16NGH | others - hour hand |
| 10T16NSH | others - hour hand |
| 65315150XG14 | others - dial |
| 65315150XS13 | others - dial |
| 65315250XB14 | others - dial |
| 65315310XG14 | others - dial |
| 65315310XS13 | others - dial |
| 65315320XS14 | others - dial |
| 65319 | others - machine code |
| A170BS | others - push pin |
| 0354765 | others - winding stem |
| 82708100 | others - case ring |
| 6531510025 | others - case |
| 653151002E | others - case |
| 13SC04A2 | others - second hand |
| 13SC04ES | others - second hand |
| 10T08NSM | others - minute hand |