Doxa SUB 300 SUB 300 Professional

Reference 821.10.351.21

About this watch

The Doxa SUB 300 Professional is a luxurious dive watch that exudes sophistication and adventure. Its striking orange dial, combined with the rugged tonneau shape, creates a unique visual statement. The watch's robust stainless steel construction, paired with a durable sapphire crystal, ensures it can withstand even the most intense underwater explorations. With a reliable ETA caliber 2824-2 movement and a water resistance of 300 meters, this timepiece is perfect for divers who demand precision and reliability. Whether you're a seasoned diver or simply someone who appreciates craftsmanship, the Doxa SUB 300 Professional is an investment that will pay dividends for years to come.
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Key Features

  • ETA caliber 2824-2 automatic movement
  • Robust stainless steel case with tonneau shape
  • Durable sapphire crystal for scratch resistance
  • Water resistance of 300 meters for extreme diving
  • Rotating bezel with 0-60 scale for accurate tracking
  • Striking orange dial with stick and dot indexes for enhanced visibility
  • Comfortable fit with versatile strap options

Specifications

Brand
Doxa
Family
SUB 300
Model
SUB 300 Professional
Reference
821.10.351.21
Movement
2824-2
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 42.5mm
Dial Color
Orange
Crystal
Sapphire
Water Resistance
300

Current Listings

Doxa Sub 300 Aquamarine Full Kit

Doxa - Sub 300 Aquamarine · $1,800
A Doxa Sub 300 Aquamarine, featuring a domed sapphire and the classic profile of the 300 series.

  • Shipping: CONUS
Posted at
Apr 6, 2025, 3:41 PM
Active

Doxa Sub 300 Divingstar Yellow 821.10.361.10 2023

Doxa - 821.10.361.10 · $1,700
This Doxa Sub 300 Divingstar is a 2023 model with a beads of rice bracelet and yellow rubber strap. It's been hardly worn and comes with its original receipt.

  • Condition: Pre-owned, with minor scratches on bezel
  • Bracelet: Beads of rice
  • Strap: Yellow rubber
  • Bezel condition: Minor hairline scratches near 55 minute mark
Posted at
Apr 4, 2025, 11:09 AM
Active

DOXA SUB 300T

Doxa - SUB 300T · $1,299
A Doxa SUB 300T from 2024 with a 42.5mm case and 44.5mm lug to lug, featuring a DOXA bracelet and full set of box, papers, and hang tags.

  • Condition: Excellent with minor hairlines and possibly relumed lume
  • Box Papers: Full set
  • Year: 2024
Posted at
Apr 3, 2025, 7:10 PM
Active

Doxa Sub 300T "Sharkhunter"

Doxa - Sub 300T · $1,115
This Doxa Sub 300T is a Swiss-made, mechanical automatic watch with a stainless steel case and a unidirectional rotating bezel.

  • Condition: Mint condition
  • Movement: Swiss mechanical automatic, self-winding
  • Power reserve: 38 hours
  • Case diameter: 42.50 mm x 44.50 mm
Posted at
Apr 3, 2025, 5:37 PM
Active

DOXA Sub 300 Professional Aqualung Blacklung - $5200

DOXA Sub 300 Professional Aqualung Blacklung, a fun and capable watch with great features.

  • Condition: Great condition, minor wear
  • Depth rating: 200m
Posted at
Apr 3, 2025, 10:28 AM
Active

DOXA Sub 300 Professional Aqualung Blacklung - $5200

A DOXA Sub 300 Professional Aqualung Blacklung in great condition, with minimal wear. This watch comes with various accessories, including a tube, bracelet, extra links, warranty card, and an official Doxa rubber strap.

  • Condition: Great condition, minor wear
  • Case material: stainless steel
  • Bracelet type: bracelet
Posted at
Mar 25, 2025, 3:35 PM
Active