Seiko Y490-4000 Watch Guide

The Seiko Y490-4000 is a watch model based on the Y490 movement.

Parts List

ES1W47LM10crystal
ES1W47LM40crystal
010110B01case back gasket
0A1850B01case back gasket - case back gasket

Other models with the same movement

Y490-4010
Y490-5000