SEIKO NH38A The Seiko caliber NH38A is very similar to the popular caliber NH35A.The NH38 series is often found with an open balance wheel at 9:00 on the dial. Time Module (TMI) claims an accuracy rating of -20~ 40 seconds per day. Hattori Japan 3 Hand Automatic Watch Movement NH38 Overall Height 7.6mm Model: SEIKO NH38A Outside Diameter: 12 Ligne or 27.4mm Casing Diameter : 29.36mm Movement 5.32mm thick The height from the bottom of the watch movement to the top of the sweep second pinion is 7.6mm Has 3 hands Power Reserve : 41 hours Automatic winding with ball bearing Second hands reset Requires watch hands: hour 1.50, minute .90, and sweep second .21mm Has 24 jewels Vibrations Per Hour : 21,600 bph Includes stem: 351200, Tap 10 Winding Direction : Bi-directional Manufacturer : Seiko (SII, TMI) Hattori Japan movement Japanese assembled Functions: Hours, minutes, central seconds Package Includes : Stem: 351200 Movement NH38A WHAT IS THE DIFFERENCE? Unlike the NH35A, the NH38A is a basic three hand watch and does not have a day or date complication. JAPAN OR MALAYSIA? The complete Japanese-made caliber number is NH38A3J. For the Malaysia variant, the number is NH38A3M.
