Authentic Seiko NH35 movement (Movement only) 2- year warranty Free shipping included. The Seiko NH35 movement is a reliable and durable movement found in many watches from microbrands and other third-party brands. Key features include a 41-hour power reserve, a 21,600 bph frequency, a hacking seconds feature, and both automatic and manual winding capabilities. It has a date function at the 3 o'clock position and is a 24-jewel movement with a diameter of 27.40 mm. Features Power Reserve: Up to 41+ hours Vibrations per hour (BPH): 21,600 Accuracy: -20 to +40 seconds per day Jewels: 24 Diameter: 27.40 mm Height: 5.32 mm Winding: Automatic (self-winding) and manual winding Hands: 3 hands (hour, minute, sweep second) Complication: Date function (typically at 3 o'clock) Hack-second: Yes, the second hand stops when the crown is pulled out to set the time What to know Reliability: The movement is known for its robustness and long-term reliability, with lower wear and tear due to its 21,600 bph frequency. Serviceability: It is considered relatively easy to service. Usage: It is a very popular movement, especially in the entry-level to mid-range mechanical watch market, and is often used in modifications. Difference from NH36: The NH36 is the same movement but with an added day function