The Seiko 5Y31-5B40 is a watch model based on the 5Y31 movement.
Parts List
REJN23JV01 | crystal |
REJN23JV | crystal |
30N97NN1 | crown |
DZ0065B0 | case back gasket |
0H2650B0 | case back gasket |
The Seiko 5Y31-5B40 is a watch model based on the 5Y31 movement.
REJN23JV01 | crystal |
REJN23JV | crystal |
30N97NN1 | crown |
DZ0065B0 | case back gasket |
0H2650B0 | case back gasket |