Seiko 5606-8020 Watch Guide The Seiko 5606-8020 is a watch model based on the 5606 movement.Parts List310T16ANcrystalDJ00603case back gasketCaliber 5606Other models with the same movement5606-50005606-50065606-50095606-50105606-50115606-50195606-50205606-50215606-50305606-50395606-50405606-50465606-50505606-50605606-50705606-50805606-51005606-51105606-51205606-51305606-51405606-51505606-51605606-51705606-51805606-51905606-52005606-52105606-52205606-52305606-60005606-60015606-60105606-60205606-60265606-60295606-60305606-60365606-60395606-60405606-60505606-60605606-60705606-60795606-70005606-70065606-70095606-70105606-70205606-70305606-70365606-70405606-70505606-70605606-70705606-70715606-70725606-70805606-70895606-70905606-71005606-71105606-71205606-71305606-71405606-71415606-71505606-71515606-71525606-71605606-71705606-71805606-71905606-71915606-71925606-71965606-72005606-72105606-72205606-72265606-72305606-72315606-72405606-72505606-72605606-72705606-72805606-72815606-72905606-73005606-73105606-73205606-73305606-73405606-73415606-73495606-73515606-73605606-73705606-80005606-80105606-80195606-80305606-80315606-80405606-80415606-80505606-80515606-80585606-80605606-80615606-80705606-80805606-80905606-81005606-81105606-81205606-81305606-90005606-90205606-90305606-9040