Seiko 7731-7020

GroupBrandPart NoDescriptionitem no.
crystalSeiko280A02JN02GLASS(INORGANIC)984280A02JN0
Seiko280N41JN00GLASS984280N41JN0
crownSeiko30N59NA5CROWN98430N59NA5
ground packingSeiko0G2700B01CASE BACK GASKET9840G2700B01
Seiko0G2750B01CASE BACK GASKET9840G2750B01
strapSeikoLK57BBAND984LK57B
otherSeiko12P63C3MMINUTE HAND98412P63C3M
Seiko773162MACHINE CODE984773162
Seiko77317030XS19DIAL98477317030X
SeikoA180BSPUSH PIN984A180BS
SeikoDZ0040B01CROWN & STEM GASKET984DZ0040B01
Seiko12P03CHHHOUR HAND98412P03CHH
Seiko82707130CASE RING98482707130
Seiko7731702025ACASE984773170202
Seiko12SC31VGSECOND HAND98412SC31VG
Seiko12P63CHMMINUTE HAND98412P63CHM