Seiko NH35A Hattori Japan 3 Hand Automatic Watch Ligne Mechanical MovementAutomatic Movement SEIKO NH35A Hattori Japan 3 Hand Automatic Watch Ligne Mechanical Movement Model : SEIKO NH35A Outside Diameter: 12 Ligne or 27. 4 mm Movement Height 5. 32 mm thick Has a date display at 3: 00 Has 3 hands with Date Vibrations Per Hour 21,600 bph Lift Angle 53 degrees Shock System Diashock Requires watch hands: hour 1. 50, minute 1. 0, and sweep second . 20mm Overall height from the bottom of the movement to the top of the sweep