Seiko NH36 Movement (EVERYTHING You Need To Know)

Seiko NH36/NH36A Movement Diagram

The Seiko NH36 movement is an unbranded version of their 4R36 movement, identical in accuracy, build, and performance. Seiko sells the NH36 to third parties instead of using it in their watches.  The NH36 movement has 24 jewels, a 41-hour power reserve, 21,600 BPH, and an accuracy of -20 to +40 seconds per day. It … Read more