Seiko Caliber 3423 Technical information (Japan)Technical information (World)Watches with the 3423 movement3423-00103423-00203423-00303423-00403423-00503423-00593423-00603423-00703423-007A3423-00803423-008A3423-008B3423-00903423-00993423-01003423-01203423-01403423-01503423-015A3423-01603423-01703423-01803423-01903423-50003423-50203423-502A3423-50303423-50403423-50503423-505A3423-505B3423-50603423-50703423-50793423-50803423-50903423-51003423-51103423-511A3423-511B3423-51203423-5129
