Doxa

SUB 300T Professional

★★★★☆Editorial rating 4.4/5Ref. 840.10.351.10 · 42.5 mm

SUB 300T Professional by Doxa combines sporty presence with an everyday-friendly size. The 42.5 mm case in stainless steel houses the Sellita SW200-1 calibre (automatic, approx. 38 hrs power reserve). Sapphire glass and 1200 m water resistance place the watch in practical terms; it is worn on a stainless steel bracelet in everyday life and outdoors. A watch that keeps up with both activity and the office.

Type
Diver's watch
Drive
Automatic
Water resistance
1200 m
Guide price approx. €1,990
Doxa does not sell through our partner shops; the guide price is based on the manufacturer's recommended retail price.
How we work

All technical data comes from manufacturer information and is checked against manufacturer or retailer pages before inclusion. The editorial rating is our assessment of technology, build quality and value for money in the class, not a lab test. The guide price is based on the recommended retail price; you can always see the current price in the shop. More about how we work →

AI textThe descriptive texts on this page are produced with AI support from our verified catalogue data and are editorially accountable. The technical data and the product photo do not come from AI. How we use AI
The technical dossier

The specs of SUB 300T Professional in detail

Movement, case and features determine how a watch performs in everyday life. Here the key data of SUB 300T Professional are gathered clearly in one place, as in the manufacturer's data sheet.

Movement
Heart of the watch
CalibreSellita SW200-1
DriveAutomatic
Power reserveapprox. 38 hrs
Case
Dimensions & protection
Diameter42.5 mm
Height13.65 mm
MaterialStainless steel
CrystalSapphire crystal
Water resistance1200 m
Strap & wearing
On the wrist
StrapStainless steel
StyleSporty
OccasionEveryday, outdoor
Reference840.10.351.10
For beginners

Suits you if...

✦you are looking for a sporty diver's watch
✦an automatic with a 38 hr power reserve matters to you
✦42.5 mm diameter suits your wrist
✦you need a watch for everyday life and the outdoors
Unsure about size?
Measure your wrist before you buy
To the size guide →
4,4
★★★★☆
Editorial rating

Our assessment based on technology, build quality, versatility and value for money in the respective class. We will show genuine user reviews as soon as they are available.

There are no user reviews for this model yet. You can find our editorial assessment on the left.

FAQ

Frequently asked questions about SUB 300T Professional

Here you will find short, clear answers about SUB 300T Professional by Doxa. The details help you judge size, movement, water resistance and price. That way you can decide faster whether the watch is right for you.

How big is SUB 300T Professional?

SUB 300T Professional measures 42.5 mm in diameter and 13.65 mm in height. That gives the watch a strong presence on the wrist; what matters is that the lugs do not extend beyond your wrist.

Which movement powers SUB 300T Professional?

The SUB 300T Professional is powered by the Sellita SW200-1 calibre, an automatic with a power reserve of around 38 hours. It winds itself via the rotor as you wear it.

Is the SUB 300T Professional waterproof?

The SUB 300T Professional is pressure-tested to 1200 m, which makes it suitable for swimming and scuba diving. The metre rating is a test pressure, not a diving depth.

How much does the SUB 300T Professional cost?

The SUB 300T Professional (Ref. 840.10.351.10 · 42.5 mm) has a guide price of approx. €1,990, based on the manufacturer's recommended retail price. This model is not currently listed at our partner shops; the guide price is for orientation.

What occasions is the SUB 300T Professional suited to?

The SUB 300T Professional suits everyday wear, outdoor use and sport above all. This follows from its sporty look, its size and its sapphire crystal and stainless steel bracelet.

Which watches are similar to the SUB 300T Professional?

Kamasu by Orient, Prospex Turtle SRPE93 by Seiko and Mako II by Orient go in a similar direction. They share the watch type or a related concept and are worth comparing before you buy.

Read more

Related guides

More guidance on the SUB 300T Professional: these guides go deeper into watch type, technology and buying decisions, and help you compare it with other models.

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