Seiko H851 Diver's for Air Diving Instructions

Seiko H851 Diver's Watch for Air Diving manual cover
Pages 17
Year 2019
Language(s)
English en

Seiko H851 Diver's Watch for Air Diving Specification

The Seiko H851 Diver's Watch for Air Diving is a robust timepiece designed to cater to the needs of professional divers. Engineered for reliability and precision, the watch is equipped with a solar-powered movement, ensuring consistent performance without the need for frequent battery replacements. The case is crafted from high-grade stainless steel, providing exceptional durability and resistance to corrosion, an essential feature for underwater conditions. The watch face is protected by a scratch-resistant sapphire crystal, offering clear visibility and safeguarding against impacts.

Water-resistant up to 200 meters, the Seiko H851 complies with ISO standards for diving watches, ensuring it can withstand the pressures of deep-sea environments. The unidirectional rotating bezel allows divers to monitor their time underwater accurately, a critical function for managing dive duration and decompression stops. The dial features luminescent markers, ensuring readability in low-light conditions, which is vital during deep dives.

Additional functionality includes a perpetual calendar and a chronograph, which enhance the watch's utility both underwater and on land. The H851 also features a power reserve indicator, allowing users to keep track of the watch’s solar-charged energy levels. The band is made from a durable, flexible rubber material, ensuring comfort and adaptability to wetsuits.

Overall, the Seiko H851 Diver's Watch for Air Diving combines advanced technology with rugged design, making it an ideal choice for divers seeking reliability, precision, and style in their dive gear.

Seiko H851 Diver's Watch for Air Diving F.A.Q.

How do I set the time on my Seiko H851 Diver's Watch?

To set the time, unscrew the crown and pull it out to the second click. Turn the crown to adjust the time. Push the crown back in and screw it down to ensure water resistance.

What should I do if my Seiko H851 Diver's Watch stops working?

First, check if the battery needs replacement. If the watch still doesn't work, it may require servicing. Contact an authorized Seiko service center for assistance.

How can I maintain the water resistance of my Seiko H851?

Routinely check that the crown and case back are securely fastened. Avoid exposing the watch to extreme temperatures and chemicals. Have it tested for water resistance annually.

Can I use the Seiko H851 for diving deeper than 200 meters?

The Seiko H851 is rated for depths up to 200 meters. It is not recommended to exceed this depth as it may compromise the watch's functionality and water resistance.

What is the recommended service interval for the Seiko H851?

It is recommended to have the watch serviced every 3 to 5 years to ensure optimal performance and longevity.

How do I clean my Seiko H851 Diver's Watch?

Rinse the watch with fresh water after exposure to salt water. Use a soft brush and mild soap to clean the case and bracelet. Dry thoroughly with a soft cloth.

Why is the bezel on my Seiko H851 not rotating smoothly?

Dirt or debris may be trapped under the bezel. Rinse with fresh water and gently rotate the bezel. If the problem persists, have it checked by a professional.

How can I change the battery in my Seiko H851?

It is advisable to have the battery replaced by an authorized Seiko service center to ensure proper handling and maintenance of water resistance.

What type of strap options are available for the Seiko H851?

The Seiko H851 typically comes with a stainless steel bracelet or a silicone strap, both suitable for diving. Other options may be available through authorized dealers.

How do I use the chronograph function on the Seiko H851?

To use the chronograph, press the top button to start/stop and the bottom button to reset. Ensure the crown is fully secured before diving.