Seiko Caliber 8N70 No technical information found for this movement.Watches with the 8N70 movement8N70-50008N70-50108N70-50208N70-50308N70-50318N70-50408N70-50418N70-50428N70-60008N70-60108N70-60208N70-60218N70-60228N70-60308N70-60408N70-60508N70-60608N70-60708N70-60808N70-60818N70-60908N70-60918N70-61008N70-61018N70-61028N70-61108N70-61118N70-61208N70-61308N70-61318N70-61408N70-61418N70-61508N70-61608N70-61808N70-61908N70-61918N70-61928N70-62008N70-62108N70-62208N70-62308N70-62408N70-62508N70-62608N70-62708N70-6280