The Seiko 8J81-6A30 is a watch model based on the 8J81 movement.
Parts List
| 270A22SV0C | crystal - crystal (sapphire) |
| 6M25A2STWA | crown - crown |
| 0F250NA1S | case back gasket |
| 0F250BAD2 | case back gasket - case back gasket |
| AA66AB | band - band |
| AA64AW | band - band |
| 1BA075L0BHG | others - hour hand |
| 1BB075A6BHG | others - hour hand |
| 2BA110L0BHG | others - minute hand |
| 2BB110A6BHG | others - minute hand |
| 0351406 | others - winding stem |
| 82837440 | others - case ring |
| 8J816A3061 | others - case |
| 8J816A30 | others - case back |
| 8J816A3061A | others - case |
| 8J816A3061B | others - case |
| 8J816A3061C | others - case |
| 8J816A3061D | others - case |
| A170AS | others - push pin |
| EZ0035B01 | others - crown and stem gasket |
| 11ST06JG | others - second hand |