Upgrade your watch modification game with the NH35A Premium Mechanical Movement, a trusted choice among watchmakers for its high accuracy, reliable performance, and Seiko-manufactured precision. Whether you're replacing an old movement or building a custom timepiece, this automatic self-winding movement delivers professional-grade results.

Manufactured by Seiko, the NH35A movement is celebrated for its 24-jewel configuration, robust Diashock protection system, and impressive 41-hour power reserve. The rotor supports bi-directional winding using the Magic Lever system, ensuring efficient energy transfer with every wrist motion.

This movement is available in various date window positions: At 3, 3.8, and 6, making it ideal for SKX007, SUMO, and other compatible watch cases or mod projects. It features manual winding, hacking capability, and operates at 21,600 beats per hour, giving your watch a smooth second-hand sweep.

Key Specifications:

• Model: NH35A (also known as NH35)

• Origin: Made in Japan or Malaysia

• Type: Automatic Self-Winding Mechanical Movement

• Jewels: 24

• Power Reserve: Approx. 41 hours

• Functions: Hours, minutes, central seconds, and calendar date

• Date Window Positions: At 3 / At 3.8 / At 6

• Rotor Direction: Bi-directional

• Manual Winding: Yes (Clockwise)

• Hacking Function: Yes

• Size: 27.40mm diameter (outside), 29.36mm casing

• Height: 5.32mm

• Lift Angle: 53°

• Shock Resistance: Diashock
  
  

Engineered to be a drop-in replacement for most popular Seiko divers, this movement is favored by professionals and hobbyists alike for its durability, precision, and modding flexibility. If you're seeking a high-accuracy movement with dependable Seiko craftsmanship, this is the one to trust.

Perfect for modding, restoring, or upgrading watches—whether it's a gift for a watch enthusiast or a project for yourself, the NH35A mechanical movement brings your vision to life.