The Promaster Dive Automatic NB6004-83E by Citizen is a striking watch that combines precision, durability, and a sleek design, making it a favorite among diving enthusiasts and watch collectors alike. In this article, we’ll delve into the key features of the Promaster Dive Automatic NB6004-83E and answer some of the most commonly asked questions about this remarkable timepiece.

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Key Features of the Promaster Dive Automatic NB6004-83E

1. Design and Build Quality
   The Promaster Dive Automatic NB6004-83E boasts a robust and rugged stainless steel case that is resistant to scratches and corrosion, essential for a diving watch. Its 46mm diameter gives it a strong wrist presence while maintaining a comfortable fit. The black dial is contrasted with luminous hands and markers, providing excellent readability underwater or in low-light conditions. The watch also features a unidirectional rotating bezel, a staple for dive watches, allowing divers to track elapsed time easily.

2. Movement
   At the heart of the NB6004-83E is the Citizen Caliber 9051, a reliable automatic movement known for its accuracy and durability. The 9051 is an in-house movement, which speaks volumes about Citizen's commitment to quality and innovation. This movement offers a power reserve of approximately 42 hours, ensuring that it keeps accurate time even after a day or two off the wrist.

3. Water Resistance 
   As a certified ISO 6425 diver's watch, the Promaster Dive Automatic NB6004-83E offers an impressive 200-meter water resistance, making it suitable for recreational diving and everyday wear. This level of water resistance ensures the watch can withstand pressures experienced during underwater adventures, providing peace of mind to the wearer.

4. Durability and Performance*
   Built with Super Titanium™ with Duratect™ technology, the Promaster Dive Automatic NB6004-83E is highly resistant to scratches, ensuring the watch looks great even after years of wear. The anti-reflective sapphire crystal further enhances durability while offering clear visibility under various lighting conditions. Additionally, the watch is equipped with anti-magnetic properties, ensuring that it remains unaffected by magnetic fields often encountered in daily life.

5. Eco-Friendly Technology 
   In line with Citizen’s commitment to sustainability, the Promaster Dive Automatic NB6004-83E is equipped with Eco-Drive technology, which harnesses both natural and artificial light to power the watch. This eliminates the need for regular battery replacements, making it an eco-friendly choice for environmentally-conscious watch enthusiasts.


Top Questions and Answers about the Promaster Dive Automatic NB6004-83E

1. Is the Promaster Dive Automatic NB6004-83E suitable for professional diving?
Yes, the Promaster Dive Automatic NB6004-83E is suitable for recreational and professional diving. It complies with the ISO 6425 standard for diver's watches, offering a water resistance of 200 meters, a unidirectional bezel, luminous hands and markers, and excellent legibility, all of which are essential features for safe diving.

2. How accurate is the Citizen Caliber 9051 movement in the NB6004-83E?
The Citizen Caliber 9051 is known for its accuracy, typically running within +15 to -10 seconds per day. While it may not match the precision of a quartz movement, it is highly accurate for an automatic movement, especially considering its price point and durability.

3. What is Super Titanium™, and why is it used in this watch? 
Super Titanium™ is a proprietary material developed by Citizen, which combines titanium with Duratect™ technology to create a surface that is five times harder and more scratch-resistant than stainless steel. This makes the watch incredibly durable and lightweight, perfect for both diving and daily wear.

4. Can the Promaster Dive Automatic NB6004-83E be worn for daily use, or is it only for diving?
The NB6004-83E is versatile enough for daily wear. Its durable design, scratch-resistant materials, and classic aesthetic make it a great choice for everyday use, while its diving features cater to enthusiasts who need a reliable watch for underwater activities.

5. How does the Eco-Drive technology in this watch work?
Eco-Drive technology uses solar energy to power the watch, capturing light through the dial and storing it in a rechargeable cell. This means the watch can run indefinitely without needing a battery replacement, as long as it is regularly exposed to light.

6. What are the advantages of an automatic dive watch like the NB6004-83E over a quartz dive watch?
An automatic dive watch like the NB6004-83E does not require a battery and is powered by the movement of the wearer’s wrist. Many watch enthusiasts prefer the craftsmanship and traditional appeal of an automatic movement. Quartz watches, on the other hand, are typically more accurate and require less maintenance, making the choice between them a matter of personal preference.

7. Is the Promaster Dive Automatic NB6004-83E worth the price?
Given its combination of durability, water resistance, accuracy, and eco-friendly technology, many consider the Promaster Dive Automatic NB6004-83E to offer excellent value for money. It is a high-quality watch that performs well in a variety of activities, from diving to daily wear.


The Promaster Dive Automatic NB6004-83E is a versatile and reliable timepiece that embodies Citizen's commitment to quality, innovation, and eco-friendly technology. Whether you're an avid diver or simply someone who appreciates a robust, stylish watch, the NB6004-83E offers a unique blend of functionality, durability, and design.

If you're considering adding a dive watch to your collection, the Promaster Dive Automatic NB6004-83E is undoubtedly worth a closer look.