The Seiko V507-0B20 is a watch model based on the V507 movement.
Parts List
| 270A43L60A | crystal - crystal |
| 8M40C7SNS0 | crown - crown |
| 0F250BA1S | case back gasket - case back gasket |
| FF71JZ | band - band |
| 3AX090F0PF2 | others - second hand |
| 1AB075A0BNS | others - hour hand |
| 2AB110A4BNS | others - minute hand |
| 82735040 | others - case ring |
| 0354786 | others - winding stem |
| AC006BAD1 | others - crown and stem gasket |
| V5070B2001C | others - case |
| S160BS | others - push pin |
Other models with the same movement
| V507-0A10 |
| V507-0A20 |
| V507-0A30 |
| V507-0A31 |
| V507-0A40 |
| V507-0A50 |
| V507-0A60 |
| V507-0A70 |
| V507-0A80 |
| V507-0A90 |
| V507-0B00 |
| V507-0B10 |
| V507-0B30 |
| V507-0B40 |
| V507-0B50 |
| V507-0B60 |
| V507-0B70 |
| V507-0B80 |
| V507-5A00 |