Category: seiko 4r36 movement
NH36 and 4R36 are essentially the same Seiko movement—but with key differences in branding, availability, and use cases. Learn which one is right for your watch or mod project.
Seiko 7S26 vs 4R36 Movement: The Complete Comparison
Posted by on December 01, 2025
Detailed comparison of Seiko 7S26 vs 4R36 movements: hacking, hand-winding, accuracy, reliability, and whether upgrading is worth the cost. Expert analysis.