Demystifying the NH34: A Look Inside a Popular Watch Movement

Kaan Uluer
6 min readFeb 22, 2024

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The NH34 is a watch movement found in many affordable, yet reliable, automatic watches. Whether you’re a seasoned watch enthusiast or just starting your collection, understanding the mechanics behind this popular caliber can offer valuable insight. So, let’s delve into the heart of the NH34 and explore its intricacies.

A Legacy of Seiko Engineering

The NH34 is a descendant of the renowned Seiko 4R34, a movement known for its accuracy and durability. While not identical, it shares many design elements and functionalities, making it a worthy successor.

Automatic Magic: How it Works

Unlike quartz watches powered by batteries, the NH34 is self-winding, harnessing the wearer’s natural movements to store energy in a mainspring. This energy slowly releases, powering the intricate gear train that drives the hands. The balance wheel and hairspring regulate this release, ensuring accurate timekeeping.

Key Features of the NH34:

  • GMT Complication: Unlike its predecessor, the NH34 boasts a 24-hour hand, allowing you to track a second time zone. Perfect for frequent travelers or global citizens.
  • Hacking Seconds: Stop the second hand when setting the time for precise synchronization.
  • Hand-winding Capability: Manually wind the movement when not worn regularly to maintain power.
  • Date Display: Most NH34 movements feature a date window at the 3 o’clock position.
  • Durability: Known for its robust construction and reliable performance, even under moderate wear and tear.
  • Accuracy: While not COSC-certified, the NH34 typically keeps time within +40/-20 seconds per day, offering good value for the price.

Where You’ll Find the NH34:

This movement is popular among microbrand and independent watchmakers due to its affordability, reliability, and ease of modification. Brands like Seiko Presage, Orient, and many smaller manufacturers utilize the NH34 in their offerings.

In Conclusion:

The NH34 is a compelling choice for those seeking an automatic watch with valuable features at an accessible price point. It offers a glimpse into the fascinating world of mechanical watchmaking while providing solid performance and everyday practicality. Understanding its mechanism allows you to appreciate the craftsmanship and appreciate the timekeeping magic on your wrist.

Additional Resources:

Please note that this information is for educational purposes only. Any attempt to disassemble or modify your watch movement is best left to experienced watchmakers.

To BUY NH34 look here

Affordable Watches with the NH34 Movement

The NH34 is a popular automatic movement among watch enthusiasts due to its reliability, affordability, and ease of modification. It is a workhorse movement that can be found in a wide range of watches, from affordable microbrands to more established names.

Here are some of the best watches with the NH34 movement that you can buy on Aliexpress:

PAGANI DESIGN 2024 NEW NH34 GMT Men Automatic Mechanical Watch Adventurer Stainless Steel Luxur Waterproof Sapphire Reloj Hombre

The PAGANI DESIGN 2024 NEW NH34 GMT Men Automatic Mechanical Watch Adventurer Stainless Steel Luxur Waterproof Sapphire Reloj Hombre is a stylish and functional watch that is perfect for the modern adventurer. It features a 40mm stainless steel case with a black ceramic bezel, a sapphire crystal, and a black dial with white hands and markers. The watch is powered by the reliable Seiko NH34 automatic movement, which has a 41-hour power reserve. It is also water resistant to 100 meters, so you can wear it while swimming or showering.

PAGANI DESIGN 2024 NEW NH34 GMT Men Automatic Mechanical Watch Adventurer Stainless Steel Luxur Waterproof Sapphire Reloj Hombre

The watch comes with a black stainless steel bracelet, but it can also be fitted with a variety of other straps, such as leather or NATO straps. This makes it a versatile watch that can be dressed up or down.

Here are some of the key features of the PAGANI DESIGN 2024 NEW NH34 GMT Men Automatic Mechanical Watch Adventurer Stainless Steel Luxur Waterproof Sapphire Reloj Hombre:

  • 40mm stainless steel case
  • Black ceramic bezel
  • Sapphire crystal
  • Black dial with white hands and markers
  • Seiko NH34 automatic movement with 41-hour power reserve
  • Water resistant to 100 meters
  • Black stainless steel bracelet
  • Can be fitted with other straps

Overall, the PAGANI DESIGN 2024 NEW NH34 GMT Men Automatic Mechanical Watch Adventurer Stainless Steel Luxur Waterproof Sapphire Reloj Hombre is a stylish and functional watch that is perfect for the modern adventurer. It is well-made, reliable, and versatile, and it is sure to turn heads wherever you go.

Here are some additional things to consider before purchasing this watch:

  • The watch is quite large, so it may not be suitable for people with small wrists.
  • The black dial can be difficult to read in low light conditions.
  • The watch does not have a screw-down crown, so it is not suitable for diving.

If you are looking for a stylish and functional watch that is perfect for everyday wear, then the PAGANI DESIGN 2024 NEW NH34 GMT Men Automatic Mechanical Watch Adventurer Stainless Steel Luxur Waterproof Sapphire Reloj Hombre is a great option. However, if you are looking for a watch for diving or other extreme activities, then you may want to consider a different model.

TO Buy Here!

San Martin New 39mm Desert Texture Luxury Men Business Dress GMT Watch NH34 Automatic Mechanical Waterproof 100m Luminous SN0129

The San Martin SN0129 is a stylish and sophisticated watch that combines the functionality of a GMT complication with the elegance of a dress watch. It features a 39mm stainless steel case with a brushed finish, a textured white, brown, or ice blue dial, and a sapphire crystal with anti-reflective coating. The watch is powered by the reliable Seiko NH34 automatic movement, which has a 41-hour power reserve and hacking seconds. It is also water resistant to 100 meters, so you can wear it while swimming or showering.

The watch comes with a 20mm stainless steel bracelet with a butterfly clasp, but it can also be fitted with a variety of other straps, such as leather or NATO straps. This makes it a versatile watch that can be dressed up or down.

Here are some of the key features of the San Martin New 39mm Desert Texture Luxury Men Business Dress GMT Watch NH34 Automatic Mechanical Waterproof 100m Luminous SN0129:

  • 39mm stainless steel case with brushed finish
  • Textured white, brown, or ice blue dial
  • Sapphire crystal with anti-reflective coating
  • Seiko NH34 automatic movement with 41-hour power reserve and hacking seconds
  • Water resistant to 100 meters
  • 20mm stainless steel bracelet with butterfly clasp
  • Can be fitted with other straps

Overall, the San Martin SN0129 is a stylish and functional watch that is perfect for the modern professional. It is well-made, reliable, and versatile, and it is sure to make a statement on your wrist.

Here are some additional things to consider before purchasing this watch:

  • The watch is on the smaller side, so it may not be suitable for people with large wrists.
  • The textured dial can be polarizing, so it is important to make sure you like the look before purchasing.
  • The watch does not have a screw-down crown, so it is not suitable for diving.

If you are looking for a stylish and functional dress watch with a GMT complication, then the San Martin SN0129 is a great option. However, if you are looking for a larger watch or one that is suitable for diving, then you may want to consider a different model.

TO BUY HERE!

Cheers!
Kaan

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Kaan Uluer

Over 20 years of Fraud Prevention & Detection, Identity Principal Products Manager, CFE, Credit Bureau Professional. Tech and photography hobiest…