Omega Seamaster 300 Seamaster 300 Master Co-Axial Stainless Steel / Black / Bracelet

Reference 233.30.41.21.01.001

About this watch

The Omega Seamaster 300 Master Co-Axial is a masterpiece that blends luxury with functionality. Its stunning design, robust movement, and impressive features make it a worthy investment for anyone looking to own a piece of horological history. With a water resistance of 300 meters, it’s designed for serious diving activities, while its comfortable fit and stylish design make it suitable for everyday wear. The watch features a 41mm round stainless steel case, black dial with stick and dot indexes, and a rotating bezel with a 0-60 scale. Protected by a sapphire crystal, the watch is resistant to scratches. At the heart of the Seamaster 300 is the Omega caliber 8400 movement, which incorporates the Co-Axial escapement for enhanced precision and stability.
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MSRP: $6,800
Market Price: $3,630

Key Features

  • 41mm round stainless steel case
  • Black dial with stick and dot indexes
  • Rotating bezel with 0-60 scale
  • Sapphire crystal protection
  • Omega caliber 8400 movement
  • Co-Axial escapement for precision and stability
  • 300m water resistance

Specifications

Brand
Omega
Family
Seamaster 300
Model
Seamaster 300 Master Co-Axial Stainless Steel / Black / Bracelet
Reference
233.30.41.21.01.001
Movement
8400
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] 36mm Omega Seamaster 300 Mid Size 25618000 Box and Papers- Blue Wave Dial

36mm Omega Seamaster 300 Mid Size 25618000 Box and Papers- Blue Wave Dial

Omega - 25618000 · $1,875
The Omega Seamaster 300, reference 25618000, is a timepiece that stands the test of time. Its striking 36mm case creates the perfect balance—streamlined enough for dressier occasions yet robust for everyday adventures.

  • Condition: Previously worn, nice overall condition given its age
  • Case diameter: 36.25mm
  • Dial condition: Brand new
Posted at
Jun 24, 2025, 3:18 PM
Active
[WTS] Omega Seamaster 300M Co-Axial 44mm Chronograph 212.30.44.50.03.001!

Omega Seamaster 300M Co-Axial 44mm Chronograph 212.30.44.50.03.001!

  • Case diameter: 44mm
  • Water resistance: 300m
Posted at
Jun 24, 2025, 2:58 PM
Active
[WTS][US] Omega Seamaster 300 Heritage - 41mm - Black Dial - 234.30.41.21.01.001 - Full Set

[US] Omega Seamaster 300 Heritage - 41mm - Black Dial - 234.30.41.21.01.001 - Full Set

This Omega Seamaster 300 Heritage is a mechanical watch with a 41mm black dial.

  • Condition: Excellent/Fantastic (minor hairlines)
  • Case size: 41mm
  • Dial color: Black
Posted at
Jun 24, 2025, 8:40 AM
Active
[WTS] Omega Seamaster 300m Black Box & Papers (Comes with NATO, rubber, mesh, bracelet)

Omega Seamaster 300m Black Box & Papers (Comes with NATO, rubber, mesh, bracelet)

Omega - 300M · $6,000
The Omega Seamaster Diver 300M features a sleek black ceramic bezel, black wave-pattern dial, and skeletonized hands filled with Super-LumiNova for maximum legibility.

  • Condition: Excellent / Gently worn
  • Case size: 42mm
  • Bezel material: black ceramic
  • Dial pattern: wave-pattern
Posted at
Jun 23, 2025, 8:52 PM
Active
[WTS] Omega Seamaster 300 'Summer Blue' 75th Anniversary - Box & Papers

Omega Seamaster 300 'Summer Blue' 75th Anniversary - Box & Papers

Omega - 23430412103002 · $4,600
The Omega Seamaster 300 'Summer Blue' is a special edition watch released to commemorate the 75th anniversary of the Seamaster. It features a blue varnished dial with a gradient finish, matching ceramic bezel and commemorative caseback. The watch has an automatic Co-Axial Master Chronometer Calibre 8912 and comes as a complete set.

  • Condition: Excellent all around condition
  • Case size: 41mm
  • Water resistance: 300m
  • Movement: Automatic Omega Co-Axial Master Chronometer Calibre 8912
Posted at
Jun 23, 2025, 1:58 PM
Active
[WTS] Omega Seamaster 300 NTTD

Omega Seamaster 300 NTTD

This Omega Seamaster 300 NTTD is a well-crafted timepiece with good condition, suitable for everyday wear.

  • Condition: Good
  • Includes: Box and Papers (No NATO strap)
  • Payment method: Wire
  • Return policy: 24 hour no questions asked return policy
Posted at
Jun 23, 2025, 1:17 PM
Active
[WTS] Omega Seamaster 300M Ceramic Black Black $6100

Omega Seamaster 300M Ceramic Black Black $6100

A black ceramic Omega Seamaster 300M with a domed scratch-resistant sapphire crystal and anti-reflective treatment on both sides. It features a self-winding movement with a power reserve of 55 hours.

  • Condition: Incredible condition, no scratches or signs of wear
  • Case size: 40mm diameter
  • Water resistance: 300m / 1000 feet
  • Movement caliber: Omega 8806
Posted at
Jun 21, 2025, 12:40 PM
Active
[WTS] Omega Seamaster 300M Ceramic “Black Black” $6100

Omega Seamaster 300M Ceramic “Black Black” $6100

a luxury watch for sale with additional details provided

  • Price: $6100
Posted at
Jun 21, 2025, 12:40 PM
Active
Omega Seamaster 300 Summer Blue Edition Ref 234.30.41.21.03.002

Omega Seamaster 300 Summer Blue Edition Ref 234.30.41.21.03.002

Omega - 234.30.41.21.03.002 · $4,950.005
This Omega Seamaster 300 Summer Blue Edition is a highly sought-after model, part of the popular Summer Blue line released in recent years.

  • Condition: great shape
  • Includes: watch, outer box, inner box, operations manual, pictogram, master chronometer, warranty cards, extra links
  • Shipping: overnight, fully insured with signature required
Posted at
Jun 21, 2025, 9:23 AM
Active