Seiko 4205-0156 Watch Guide The Seiko 4205-0156 is a watch model based on the 4205 movement.Parts List280P23HN02crystal - crystal (inorganic)Caliber 4205Other models with the same movement4205-00104205-00204205-00244205-00304205-00344205-00404205-00444205-00504205-00604205-00704205-00804205-00904205-00944205-01004205-01104205-01144205-01204205-01304205-01344205-013A4205-01404205-01424205-01434205-01444205-01454205-01464205-01474205-01484205-014A4205-014B4205-014F4205-014K4205-014T4205-01504205-01514205-01524205-01554205-015A4205-015B4205-015K4205-015T4205-015V4205-01604205-01614205-01704205-01804205-01844205-01904205-02204205-02304205-50004205-500A4205-500B4205-50104205-50204205-502A