Japan Genuine GMT NH34 Automatic Movement 24 Jewels 24H Date At 3:00 Standard GMT

The Seiko NH34 GMT automatic movement builts for global travelers. Building upon the reliable NH35 architecture, this 24-jewel caliber adds an independent 24-hour GMT hand for tracking a second time zone alongside the date display. It features hand-winding, hacking seconds, and operates at 21,600 vibrations per hour. A true "caller" GMT, it offers seamless functionality for adventurers and modders alike.

Detailed Specifications:

• Movement Brand: Seiko Instruments Inc. (SII) / Time Module Inc. (TMI)

• Caliber Number: NH34A

• Type: Automatic, Mechanical

• Functions: Hours, Minutes, Sweeping Seconds, Date, Independent 24-hour GMT hand 

• Jewels: 24 

• Frequency: 21,600 A/h (3 Hz / 6 beats per second) 

• Power Reserve: Approx. 41 Hours 

• Winding: Automatic, with Manual winding capability 

• Hacking: Yes 

• Accuracy Rating: -20 ~ +40 seconds per day

• Diameter: 27.4 mm (12 1/2 lignes)

• Height: 5.67 mm (slightly taller than NH35 to accommodate GMT mechanism)

• Stem: Same as NH35/36/38 series (easy interchangeability for modding)