Seiko 7X52-0AD0 Watch Guide The Seiko 7X52-0AD0 is a watch model based on the 7X52 movement.Other models with the same movement7X52-0AA07X52-0AB07X52-0AC07X52-0AE07X52-0AF07X52-0AH07X52-0AJ07X52-0AK0