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

Reference 233.20.41.21.01.002

About this watch

The Omega Seamaster 300 Master Co-Axial is a masterpiece of engineering and design, combining elegance with ruggedness. This timepiece boasts a stunning yellow gold and stainless steel combination, with a sleek black dial featuring stick and dot indexes for enhanced readability. The rotating bezel marked from 0 to 60 adds functionality, making it perfect for diving enthusiasts. At its heart lies the Omega caliber 8400 movement, boasting a self-winding mechanism, Co-Axial escapement, and resistance to magnetic fields greater than 15,000 gauss. With a power reserve of 60 hours and operating at 25,200 vibrations per hour, this movement is incredibly robust and designed for longevity. The watch features a sapphire crystal glass, ensuring durability and scratch-resistance. Weighing in with a comfortable heft, the Seamaster 300 feels substantial without being cumbersome. Its luxurious feel against the skin makes it perfect for both formal and casual occasions.
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MSRP: $12,600
Market Price: $6,557

Key Features

  • Omega caliber 8400 movement
  • Sapphire crystal glass
  • Water resistance: 300 meters
  • Stainless Steel and Yellow Gold case
  • 41.00 mm diameter
  • Co-Axial escapement
  • Magnetic field resistance >15,000 gauss

Specifications

Brand
Omega
Family
Seamaster 300
Model
Seamaster 300 Master Co-Axial Stainless Steel / Yellow Gold / Black / Bracelet
Reference
233.20.41.21.01.002
Movement
8400
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Omega Seamaster 300m 210.32.42.20.03.001

Omega Seamaster 300m 210.32.42.20.03.001

WTS Omega Seamaster 300m

Posted at
Mar 23, 2026, 1:52 PM
Active
[WTS] Omega Seamaster 300M Co-Axial 41mm 2220.80 Box and Card - $2,850

Omega Seamaster 300M Co-Axial 41mm 2220.80 Box and Card - $2,850

Omega - 2220.80 · $2,850
Up for sale is my Omega Seamaster 2220.80, a 41mm automatic co-axial cal 2500 movement watch with a steel case on original Omega steel bracelet.

  • Condition: Great condition, minimal marks/hairlines on case and bracelet
  • Case size: 41mm diameter
  • Movement: co-axial cal 2500
  • Bracelet size fit: up to 7-7.25 inch wrists depending on wrist shape
Posted at
Mar 22, 2026, 10:54 PM
Active
[WTS] Omega Seamaster 300M Co-Axial 41mm 2220.80 Box and Card - $2,790 - Reserved post for u/perfectandreal

Omega Seamaster 300M Co-Axial 41mm 2220.80 Box and Card - $2,790 - Reserved post for u/perfectandreal

Omega - 2220.80 · $2,790
Up for sale is my Omega Seamaster 2220.80, a 41mm watch with an automatic co-axial cal 2500 movement.

  • Condition: great condition with minimal marks/hairlines on case, caseback, and bracelet
  • Movement: automatic co-axial cal 2500
  • Case diameter: 41mm
  • Bracelet size range: 7-7.25 inch wrists depending on wrist shape
Posted at
Mar 22, 2026, 10:09 PM
Active
[WTS] Omega Seamaster 300M Blue LNIB

Omega Seamaster 300M Blue LNIB

This Omega Seamaster 300M Blue is a beautiful, iconic watch in excellent condition, featuring a full big box kit and 2024 cards.

  • Condition: Like new
  • Case diameter: 42mm
  • Thickness: 13.56mm
  • Water resistance: 30 bar (300 metres / 1000 feet)
Posted at
Mar 22, 2026, 5:10 PM
Active
[WTS] Omega Seamaster 300P ref 212.30.41.20.01.002 Unworn 2011 $3910

Omega Seamaster 300P ref 212.30.41.20.01.002 Unworn 2011 $3910

A 2011 Omega Seamaster 300P for sale, described as unworn.

  • Condition: Unworn
  • Year: 2011
Posted at
Mar 22, 2026, 12:35 PM
Active
[WTS] Omega Seamaster 300 Heritage - 41mm - Black Dial - 233.30.41.21.01.001 - Full Set

Omega Seamaster 300 Heritage - 41mm - Black Dial - 233.30.41.21.01.001 - Full Set

Up for sale is an Omega Seamaster 300 Heritage - 41mm - Black Dial, which functions perfectly mechanically.

  • Condition: Fantastic condition with minor hairlines
  • Case Size: 41mm
  • Dial Color: black
Posted at
Mar 19, 2026, 7:46 AM
Active
[WTS] Omega Seamaster 300M Co-Axial 2220.80 41mm Box and Card- $2,790

Omega Seamaster 300M Co-Axial 2220.80 41mm Box and Card- $2,790

Omega - 2220.80 · $2,790
Up for sale is my Omega Seamaster 2220.80. This watch measures at 41mm and has an automatic co-axial cal 2500 movement.

  • Condition: 8.9/10, great condition with minimal marks/hairlines on case, caseback, and bracelet
  • Case size: 41mm diameter
  • Movement: automatic co-axial cal 2500
  • Bracelet type: original Omega steel bracelet
Posted at
Mar 19, 2026, 4:37 AM
Active
[WTS] Omega Seamaster 300 Heritage - Mint w/Straps - Under Warranty

Omega Seamaster 300 Heritage - Mint w/Straps - Under Warranty

The Omega Seamaster 300 Heritage is a modern reissue of Omega's classic dive watch with a beautiful blue sandwich dial and vintage-inspired design.

  • Condition: Near Mint
  • Case size: 41mm diameter
  • Movement: Omega Master Chronometer automatic movement (Calibre 8912)
  • Bezel direction: Unidirectional dive bezel
Posted at
Mar 18, 2026, 2:02 PM
Active