◇ETA210.001◇筒カナ軸◇Cannon pimion stud◇163(81.337)◇SWISS,Zenith silver-cased screw-back gent's manual wind trench wristwatch, c. early 20th century, the enam,Zenith silver-cased screw-back gent's manual wind trench wristwatch, c. early 20th century, the enam,ETA® 2 Hand Watch Movement 976.001.0 Quartz Movement With Low Canon Pinion Overall Height 2.7mm,ETA 7001