DOXA SUB 300 - 42mm

Name: DOXA SUB 300 - 42mm
Brand: DOXA
SKU: d546l2mz4c
Availability: InStock

In 1967, DOXA launched the revolutionary SUB concept, considered to be the first truly purpose-des...

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DOXA 821.10.351.10 SUB 300 Professional (42.5mm) Orange Watch

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Product Information

Full details

This guide is for owners and enthusiasts of the DOXA SUB 300 - 42mm watch. It provides essential information on its features, use, and care. This watch is renowned for its robust design and professional diving capabilities, a direct descendant of the revolutionary 1967 model. Note that, while designed for professional use, the SUB 300 is an investment in quality and heritage, requiring careful attention to maintenance.

All features

Series	SUB 300
Brand	DOXA

Extended Product Information

FAQs

How often should I service my DOXA SUB 300?

It is recommended to have your watch serviced by a qualified watchmaker every 3-5 years to maintain its accuracy and water resistance.

Is the bezel unidirectional?

Yes, the bezel is unidirectional, designed to rotate in a counter-clockwise direction, which is essential for dive safety.

What type of crystal does the SUB 300 have?

The SUB 300 features a scratch-resistant sapphire crystal with an anti-reflective treatment.

How do I ensure the watch remains water-resistant?

Always ensure the crown is fully screwed down after setting the time or date, and have the watch regularly inspected for water resistance.

What is the power reserve of the watch?

The watch has a power reserve of approximately 38 hours.

What is COSC certification?

COSC certification guarantees the precision, robustness, and reliability of the movement, ensuring accurate timekeeping.

Troubleshooting

Watch is not running.

Manually wind the watch or ensure it has enough power reserve.

Fogging inside the crystal.

This indicates a potential water seal issue; have the watch inspected by a professional.

Bezel is difficult to rotate.

Rinse the bezel with fresh water to remove any debris and check for obstructions.

Date not changing correctly.

Ensure the date is set correctly and have the movement checked by a professional if the problem persists.

Pros and Cons

Pros

Exceptional water resistance suitable for professional diving.
Highly accurate COSC-certified movement.
Iconic design with historical significance.
Durable construction with high-quality materials.
Enhanced readability with the orange dial and Super-LumiNova® coating.

Cons

Requires regular maintenance to ensure optimal performance.
May be considered a higher investment compared to other dive watches.
The specific bezel design may require a learning curve for some users.
The domed sapphire crystal, while scratch-resistant, may be susceptible to impacts.

Setup, Compatibility & Care

Setting Up

Winding: To start the watch, manually wind the crown (screw-down crown) clockwise a few times when the watch has stopped.
Setting the Time: Pull the crown out to the second position to set the time. Rotate the crown to adjust the hour and minute hands. Push the crown back in and screw it down to secure it.
Setting the Date: The date window is positioned at 3 o'clock. If necessary, adjust the date by pulling the crown to the first position.

Compatibility

The DOXA SUB 300 is designed for wear in various environments. The watch is compatible with a wide range of strap options, allowing for customization to personal preferences.

Care Instructions

Cleaning: Rinse the watch with fresh water after exposure to saltwater to remove salt and debris. Use a soft cloth to dry the watch.
Maintenance: Have the watch serviced by a qualified watchmaker every 3-5 years to ensure its longevity and accuracy.
Crown: Always ensure the crown is tightly screwed down to maintain water resistance.