Seiko W361-0AF0 Watch Guide The Seiko W361-0AF0 is a watch model based on the W361 movement.Parts ListHA061JRband - resin bandS180BSothers - push pinOther models with the same movementW361-0AA0W361-0AB0W361-0AC0W361-0AD0W361-0AE0W361-0AG0W361-0AH0