The Seiko W522-4A20 is a watch model based on the W522 movement.
Parts List
0F320BAAS | case back gasket - case back gasket |
71T4ZZ | band - band |
W5224A2001 | others - case |
W5224A2002 | others - case |
S180BS | others - push pin |
Other models with the same movement
W522-4A00 |
W522-4A30 |