Seiko S031-4020 Watch Guide

The Seiko S031-4020 is a watch model based on the S031 movement.

Parts List

WB96DBband - band
S0314020N0Aothers - case
S0314020N0Bothers - case
S03110others - machine code

Other models with the same movement

S031-4000
S031-4010
S031-4030