Doxa SUB 300 SUB 300 Aquamarine

Reference 821.10.241.25

About this watch

The Doxa SUB 300 Aquamarine is a statement piece that combines performance and aesthetics for both diving enthusiasts and casual wearers. With its vibrant blue color and matte finish, this watch pops against the wrist, reminiscent of ocean depths. The tonneau shape is both unique and ergonomic, making it a comfortable fit. Crafted from stainless steel, this watch withstands pressures up to 300 meters. At the core is the ETA Caliber 2824-2 automatic movement, renowned for reliability and precision. The rotating bezel tracks elapsed time effortlessly, while luminous hands ensure visibility underwater. Durable sapphire glass and a robust case endure both elements and time.
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Key Features

  • ETA Caliber 2824-2 Automatic Movement
  • Stainless Steel Case with Rotating Bezel
  • Sapphire Glass for Scratch Resistance
  • 300 Meter Water Resistance
  • Tonneau Shape with Ergonomic Design
  • Vibrant Blue Color with Matte Finish

Specifications

Brand
Doxa
Family
SUB 300
Model
SUB 300 Aquamarine
Reference
821.10.241.25
Movement
2824-2
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 42.5mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] DOXA SUB 300T Army — Full Set — $1,850 shipped

DOXA SUB 300T Army — Full Set — $1,850 shipped

DOXA - SUB 300T Army · $1,850
One of the most historically significant dive watches in the hobby — DOXA supplied watches to Jacques Cousteau’s dive team and the SUB 300T has been a cult favorite ever since. The rubber band has been cut to fit me better, so it will come smaller than as bought originally.

  • Condition: 8/10
  • Colorway: Army colorway
  • Band adjustment: rubber band cut to fit better
Posted at
May 24, 2026, 9:13 PM
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