Seiko 8R39 Automatic Divers Instructions

Seiko 8R39 Automatic Divers manual cover

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Seiko 8R39 Automatic Divers Specification

The Seiko 8R39 Automatic Divers Watch is a sophisticated timepiece engineered for precision and durability. It features a robust 44.3mm stainless steel case with a sleek silhouette, ensuring both strength and style. The watch is powered by the automatic 8R39 movement, which operates at a frequency of 28,800 vibrations per hour and boasts a power reserve of approximately 45 hours, offering reliable timekeeping performance. The dial is designed for optimal legibility, with luminescent hands and markers that ensure visibility in low-light conditions, complemented by a date display for added functionality.

The watch is equipped with a unidirectional rotating bezel, enhancing its utility for divers by allowing them to accurately track elapsed time underwater. It is water-resistant up to 200 meters, meeting the ISO standards for diving watches, which ensures its resilience against the rigors of underwater adventures. The inclusion of a screw-down crown and case back further protects the watch from water ingress, enhancing its durability.

A sapphire crystal with anti-reflective coating protects the dial, ensuring scratch resistance and clarity. The watch is paired with a stainless steel bracelet featuring a secure fold-over clasp with a safety lock and an extender, offering both comfort and security for the wearer. The Seiko 8R39 Automatic Divers Watch is a melding of advanced technology and elegant design, making it a suitable companion for both diving enthusiasts and those seeking a reliable and stylish everyday watch. Its meticulous craftsmanship and cutting-edge features underscore Seiko's commitment to quality and innovation in watchmaking.

Seiko 8R39 Automatic Divers F.A.Q.

How do I set the time and date on my Seiko 8R39 Automatic Divers Watch?

To set the time, unscrew the crown and pull it out to the second click. Turn the crown to set the time. Push the crown back to the first click, then turn it to set the date. Finally, push the crown all the way back and screw it in securely.

What is the water resistance rating of the Seiko 8R39 Automatic Divers Watch?

The Seiko 8R39 Automatic Divers Watch is water-resistant up to 200 meters, making it suitable for recreational scuba diving and water sports.

How often should I service my Seiko 8R39 Automatic Divers Watch?

It is recommended to service your Seiko 8R39 watch every 3 to 5 years to ensure optimal performance and longevity.

Can I manually wind the Seiko 8R39 Automatic Divers Watch?

Yes, you can manually wind the watch by unscrewing the crown and turning it clockwise while in the normal position. This can help start the watch if it has stopped.

What should I do if my Seiko 8R39 watch is running fast or slow?

If your watch is running fast or slow, it may require regulation. It is advisable to take it to an authorized Seiko service center for adjustment.

How can I clean my Seiko 8R39 Automatic Divers Watch?

Use a soft, damp cloth to wipe the case and bracelet. For a deeper clean, use a mild soap solution and rinse with fresh water. Dry with a soft cloth. Avoid exposing the watch to solvents or chemicals.

What is the power reserve of the Seiko 8R39 Automatic Divers Watch?

The Seiko 8R39 Automatic Divers Watch has a power reserve of approximately 45 hours when fully wound.

How do I adjust the bracelet on my Seiko 8R39 watch?

To adjust the bracelet, use a pin pusher tool to remove the pins securing the links. Add or remove links as needed, then replace the pins. It may be helpful to have this done by a professional jeweler.

Is it normal for the Seiko 8R39 to stop when not worn?

Yes, the Seiko 8R39 is an automatic watch that relies on motion to stay wound. If not worn for an extended period, it may stop. Simply wind or wear the watch to restart it.

What type of movement does the Seiko 8R39 Automatic Divers Watch use?

The Seiko 8R39 Automatic Divers Watch features a mechanical automatic movement with a chronograph function. It is known for its precision and durability.