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The DOXA Sub 300T Professional is a stainless steel divers watch with an orange dial, black and white hands, date at 3 o’clock, silver bracelet, bezel with minute and depth scales, and a helium release valve.

Watches of Switzerland

4.5 (123)

Sub 300T Professional

Name: Watches of Switzerland Sub 300T Professional - Sub 300T Professional
Brand: Watches of Switzerland
SKU: 46352634872052
Price: 2190.0 USD
Availability: InStock
Rating: 5 (1 reviews)

4.5 (1,234)

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Color

Black

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Description

In 1968, DOXA launched the SUB 300T Conquistador, the first general public diver's watch equipped with a helium release valve. 50 years later, the new SUB 300T presented in September 2019 pays tribute to the groundbreaking original. This 3-...

Reviews

5.0

1 rating

A beautiful watch that carries a lot of history, with the brand being closely associated with Jacques Cousteau during the Golden Age of subaquatic exploration. The beads of rice bracelet is incredibly comfortable, lume is remarkable, legibility is top notch and it looks great on my larger-than-average wrist (7.5”). 38 hours of power reserve is a little subpar, but this piece has quickly become one of my favorites and gets a lot of wrist time.

JUAN · June 5, 2025