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] 1969 Omega Seamaster 300 (Ref. 165.024) W BOX & *OMEGA REFURBISHED*

1969 Omega Seamaster 300 (Ref. 165.024) W BOX & *OMEGA REFURBISHED*

Omega - 165.024 · $8,499
1969 Omega Seamaster 300 produced by Centrale Boîtes, refurbished at Omega, comes with Omega authentication document and new 'old style' Omega box.

  • Condition: Very good, with slight aging of hands and dial
  • Calibre: 550
  • Case size: 42mm
  • Case maker: Centrale Boîtes (CB)
Posted at
Jun 21, 2025, 8:57 AM
Active
[WTS] Omega Seamaster 300 Heritage (ceramic)

Omega Seamaster 300 Heritage (ceramic)

A ceramic Omega Seamaster 300 Heritage with a matte black dial, stainless steel case, and 41mm diameter. It features a domed sapphire crystal, vintage-style Super-LumiNova lume, and a stainless steel bracelet.

  • Condition: Excellent—light desk-wear on clasp; no dings or deep scratches
  • Movement: Omega Master Co-Axial Calibre 8400
  • Bezel: Ceramic
  • Case material: Stainless steel
Posted at
Jun 20, 2025, 7:51 PM
Active
Omega Seamaster 300 2531.80

Omega Seamaster 300 2531.80

Omega - 2531.80 · $2,000.002
This Omega Seamaster 300 is a great daily wear option, with no stretch in the bracelet and a comfortable fit for wrists sized about 7.25 inches.

  • Condition: Great condition, some wear on bezel insert and small ding on end link
  • Bracelet size: 7.25 inches
  • Number of links: 4 removable links total
Posted at
Jun 19, 2025, 7:02 PM
Active
[WTS] Omega Seamaster 300 2531.80

Omega Seamaster 300 2531.80

A daily-wearable Omega Seamaster 300 in great condition, with a 7.25" wrist size and no stretch in the bracelet.

Posted at
Jun 19, 2025, 6:55 PM
Active
[WTS] Omega Seamaster 300M - Blue - $4000 Shipped

Omega Seamaster 300M - Blue - $4000 Shipped

A one-year-old Omega Seamaster 300M in blue, purchased new from Jomashop and showing some wear. The watch has been well-maintained with a replaced pin & buckle strap and an included Omega Nato Strap. Additional straps and accessories are available for separate purchase.

  • Condition: Moderate signs of desk diving marks, no major nicks or dents
  • Strap: Omega Rubber strap with Deployant Clasp
  • Included extras: Omega Nato Strap, optional bracelet and black leather strap
Posted at
Jun 19, 2025, 4:57 PM
Active
Pre-Owned Omega Seamaster 300 233.32.41.21.01.002

Pre-Owned Omega Seamaster 300 233.32.41.21.01.002

Omega - 233.32.41.21.01.002 · $4,299.004
This pre-owned Omega Seamaster 300 is a black dial watch with automatic movement, 41mm stainless steel case, water resistance of 300 meters, and brown leather strap.

  • Condition: 94% condition due to faint marks on the bezel and throughout the case, minor creasing and faint marks on the clasp
  • Case size: 41mm diameter
  • Material: Stainless Steel
  • Dial color: Black
Posted at
Jun 18, 2025, 10:02 PM
Active
[WTS] Omega Seamaster 300M Transitional Ref 2220.80 "Casino Royale"

Omega Seamaster 300M Transitional Ref 2220.80 "Casino Royale"

Omega - 2220.80 · $2,800
This Omega Seamaster 300M Transitional model is a rare find, featuring the slim case and aluminum bezel of the classic 2531.80 Bond style with the new co-axial movement and updated dial.

  • Condition: Pre-owned
  • Movement: Co-Axial
  • Water Resistance: 50m depth rating
  • Case Size: Full size automatic
Posted at
Jun 18, 2025, 6:26 PM
Active
[WTS] Omega Seamaster 300M full kit w/ extra nato

Omega Seamaster 300M full kit w/ extra nato

Omega - 300M · $3,900
A Omega Seamaster 300M sold with a rubber strap and an extra Omega nato. The watch comes with warranty card, inner and outer boxes.

  • Warranty Card Date: 2020
Posted at
Jun 18, 2025, 5:26 PM
Active
Pre-Owned Omega Seamaster 300 233.32.41.21.01.002

Pre-Owned Omega Seamaster 300 233.32.41.21.01.002

Omega - 233.32.41.21.01.002 · $4,299.004
This pre-owned Omega Seamaster 300 is a black dial watch with an automatic movement, 41mm stainless steel case, water resistance of 300 meters, and comes with a brown leather strap. It's in good condition but has some cosmetic imperfections.

  • Condition: 94% condition, with faint marks on the bezel and case, minor creasing and faint marks on the clasp
  • Case size: 41mm
  • Material: Stainless Steel
  • Dial color: Black
Posted at
Jun 18, 2025, 12:45 AM
Active