Seiko 9256-8000 Watch Guide The Seiko 9256-8000 is a watch model based on the 9256 movement.Parts List300W67GA00crystal40MA3NS9crownEZ2905B04case back gasketEZ2990B05case back gasketOther models with the same movement9256-50009256-50109256-50209256-70009256-8010