Seiko 2C20-5040

GroupBrandPart NoDescriptionitem no.
crystalSeikoSADN05HE10984SADN05HE1
crownSeiko32N09NS198432N09NS1
ground packingSeiko0H1550B019840H1550B01
SeikoDH0100B01CROWN & STEM GASKET(4H)984DH0100B01