Doxa SUB 300 SUB 300T Aquamarine / Bracelet

Reference 840.10.241.10

Doxa SUB 300T Aquamarine / Bracelet

About this watch

The Doxa SUB 300T Aquamarine is a remarkable watch that beautifully marries function and fashion. With its striking blue dial, robust features, and reliable ETA caliber 2824-2 movement, it's perfect for both divers and watch enthusiasts alike. The tonneau case gives it a unique silhouette, while the rotating bezel allows you to track elapsed time underwater. With a water resistance of up to 1200 meters, this watch is designed for serious diving. Its combination of durability, functionality, and aesthetic appeal makes it a fantastic choice for anyone who values a great timepiece.
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Key Features

  • ETA caliber 2824-2 automatic movement
  • Tonneau case with rotating bezel
  • Sapphire crystal glass for scratch resistance
  • Water resistance up to 1200 meters
  • Matte blue dial with stick and dot indexes
  • Stainless steel construction for durability
  • 20mm lug width for comfortable fit

Specifications

Brand
Doxa
Family
SUB 300
Model
SUB 300T Aquamarine / Bracelet
Reference
840.10.241.10
Movement
2824-2
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 42.5mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
1200

Current Listings

[WTS] DOXA SUB 300T ONLY $1299!

DOXA SUB 300T ONLY $1299!

Doxa - SUB 300T · $1,299
A Doxa SUB 300T from 2024 in excellent condition with a couple of minor imperfections. The watch features a 42.5mm case and a DOXA bracelet.

  • Condition: Excellent, with minor hairlines and possibly relumed lume.
  • Case size: 42.5mm
  • Lug to lug length: 44.5mm
  • Bracelet type: DOXA bracelet
Posted at
May 1, 2025, 5:57 PM
Active
View listing on r/WatchExchange
Doxa Sub 300T Sea Rambler-Under Warranty until JAN 2026

Doxa Sub 300T Sea Rambler-Under Warranty until JAN 2026

Doxa - Sub 300T Sea Rambler · $1,415.001
This Doxa Sub 300T Sea Rambler is a high-quality watch that has been worn sparingly and is still in near-mint condition. It features a 42mm diameter, water resistance to 1200m, and a screw-down crown with helium escape valve and sapphire crystal.

  • Condition: Almost mint
  • Diameter: 42 mm
  • Depth rating: 1200m
  • Water resistance type: screw down crown
Posted at
May 1, 2025, 5:09 PM
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[WTS] Doxa SUB 300 Aquamarine COSC 821.10.241.10 11/2021 Very Good Condition, Full Kit $1,450 Shipped CONUS

Doxa SUB 300 Aquamarine COSC 821.10.241.10 11/2021 Very Good Condition, Full Kit $1,450 Shipped CONUS

· $1,450.001
Posted at
Apr 30, 2025, 2:15 PM
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[WTS] DOXA Sub 300 Professional Aqualung Blacklung - $5200

DOXA Sub 300 Professional Aqualung Blacklung - $5200

DOXA - Sub 300 Professional Aqualung Blacklung · $5,200
A DOXA Sub 300 Professional Aqualung Blacklung in great condition with minor wear. The watch comes with its original accessories and is a rare find.

  • Condition: Great condition, minor wear
  • Depth rating: 200m
  • Comes with: tube, extra links, warranty card, official doxa rubber strap
Posted at
Apr 30, 2025, 9:59 AM
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2025 DOXA SUB 300 Searambler, OEM Bracelet

2025 DOXA SUB 300 Searambler, OEM Bracelet

DOXA - SUB 300 Searambler · $1,675.002
A silver dial DOXA SUB 300 Searambler in excellent condition, coming with various accessories and a COSC movement running strong.

  • Condition: Excellent condition with light surface wear
  • Movement Accuracy: +5s/day
  • Purchase Year: 2025
  • Warranty Expiration: March 2027
Posted at
Apr 29, 2025, 9:27 AM
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2025 DOXA SUB 300 Searambler, OEM Bracelet

2025 DOXA SUB 300 Searambler, OEM Bracelet

DOXA - SUB 300 Searambler · $1,675.002
The DOXA SUB 300 Searambler is a high-quality dive watch featuring a silver dial and COSC movement. It comes with various accessories, including inner/outer box, manual, hang tag, warranty card, and sales receipt.

  • Condition: Excellent with light surface wear
  • Movement Rating: +5s/day
  • Purchase Year: 2025
  • Warranty Expiration: March 2027
Posted at
Apr 25, 2025, 1:20 PM
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View listing on WatchUseek
[WTS] DOXA SUB 300T

DOXA SUB 300T

Posted at
Apr 24, 2025, 3:10 PM
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[WTS] 2025 DOXA SUB 300 Searambler, OEM Bracelet

2025 DOXA SUB 300 Searambler, OEM Bracelet

DOXA - SUB 300 Searambler · $1,675
A silver dial DOXA SUB 300 Searambler in excellent condition, purchased in March 2025 and comes with various accessories.

  • Condition: Excellent with light surface wear
  • Box: Yes, inner/outer box is included
  • Bracelet Links: All links are present
  • Warranty: Warranty runs through March 2027
Posted at
Apr 24, 2025, 11:48 AM
Active
View listing on r/WatchExchange
2025 DOXA SUB 300 Searambler, OEM Bracelet

2025 DOXA SUB 300 Searambler, OEM Bracelet

DOXA - SUB 300 Searambler · $1,675.002
This 2025 DOXA SUB 300 Searambler features a silver dial and comes with various documentation, including an inner/outer box, manual, hang tag, stamped warranty card, original sales receipt, and all bracelet links. The COSC movement is running strong at +5s/day.

  • Condition: Excellent condition with light surface wear
  • Movement Type: COSC
  • Warranty Expiration Date: March 2027
  • Year Of Purchase: 2025
Posted at
Apr 23, 2025, 2:37 PM
Active
View listing on WatchUseek