The Seiko V181-0A20 is a watch model based on the V181 movement.
Parts List
| 210A02SN02 | crystal - crystal (sapphire) |
| 8M30C3SNS0 | crown - crown (3h) |
| 0F220BAD2 | case back gasket - case back gasket |
| DE41AW | band - band |
| D1K8AB-LK00 | band - link |
| D1K8AB | band - band |
| 1AB055L4BCF | others - hour hand |
| 1AB055L4BCH | others - hour hand |
| 1AB055L4BCJ | others - hour hand |
| 2AB085L0BCF | others - minute hand |
| 2AB085L0BCH | others - minute hand |
| 2AB085L0BCJ | others - minute hand |
| 3AA125FMANG | others - second hand |
| 3AA125FMANS | others - second hand |
| 3AA125FMANA | others - second hand |
| S140BS | others - push pin |
| V1810A40XA14 | others - dial |
| V1810A50XA13 | others - dial |
| V1810A60XA13 | others - dial |
| V1811 | others - machine code |
| 0351500 | others - winding stem |
| V1810A2001A | others - case |
| 82840960 | others - case ring |
| V1810A20 | others - case back |
| AC006BAD1 | others - crown and stem gasket |