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]  OMEGA Seamaster 300M - Blue Wave Dial

OMEGA Seamaster 300M - Blue Wave Dial

This OMEGA Seamaster Diver 300M features a blue wave dial and is part of the current-generation redesign with ceramic bezel and METAS-certified Master Chronometer movement.

  • Condition: Pre-owned, excellent condition with minimal handling wear
  • Case size: 42mm diameter
  • Bezel material: ceramic
  • Movement certification: METAS-certified Master Chronometer
Posted at
Dec 14, 2025, 11:31 AM
Active
[WTS] Omega Seamaster 300 212.30.41.20.01.003 Authenticated in Box

Omega Seamaster 300 212.30.41.20.01.003 Authenticated in Box

  • Condition: Authenticated in Box
  • Authentication: authenticated by Omega
Posted at
Dec 12, 2025, 9:40 AM
Active
[WTS] Omega Seamaster 300m ‘Electric Blue’ 2263.80

Omega Seamaster 300m ‘Electric Blue’ 2263.80

Omega - 2263.80 · $1,599
A 36mm Omega Seamaster 300m Quartz watch with an Electric Blue finish.

  • Size: 36mm diameter
  • Material: quartz
Posted at
Dec 11, 2025, 3:03 PM
Active
Omega Seamaster 300M Grey dial Full set 42MM [WTS]

Omega Seamaster 300M Grey dial Full set 42MM

A Omega Seamaster 300M with a grey dial, featuring a chronometer with date, helium escape valve, uni-rotating bezel, and transparent caseback.

  • Condition: Good condition
  • Case diameter: 42 MM
  • Dial color: Grey
  • Weight: 110 grams
Posted at
Dec 10, 2025, 7:19 PM
Active

(SOLD) Omega Seamaster 300M | 210.62.44.20.01.00 - Full Set

The Omega Seamaster 300M is a stainless steel automatic watch with a date display and water resistance of up to 300m.

  • Status: (SOLD)
Posted at
Apr 7, 2025, 10:22 AM
Active
Omega Seamaster 300M - Black Aluminum - 210.30.42.20.01.010 ( new / 2025 )

Omega Seamaster 300M - Black Aluminum - 210.30.42.20.01.010 ( new / 2025 )

This Omega Seamaster 300M features a 42mm stainless steel case with a black aluminum dial and mesh bracelet, powered by the Master Co-Axial Movement.

  • Condition: Brand new
  • Case size: 42mm
  • Movement: 8806 Master Co-Axial
Posted at
Apr 6, 2025, 4:26 PM
Active
Omega Seamaster 300M - Summer Blue - 42mm - 210.30.42.20.03.003 ( new / 2024 )

Omega Seamaster 300M - Summer Blue - 42mm - 210.30.42.20.03.003 ( new / 2024 )

This Omega Seamaster 300M 42mm features a Summer Blue dial on a stainless steel bracelet, powered by the Master Co-Axial movement.

  • Condition: Brand new
  • Case size: 42mm
  • Movement type: Master Co-Axial
Posted at
Apr 4, 2025, 2:51 PM
Active
Omega Seamaster 300M | 210.62.44.20.01.00 - Full Set

Omega Seamaster 300M | 210.62.44.20.01.00 - Full Set

A black ceramic and 18K gold Omega Seamaster 300M with a wave dial, measuring 43.5mm in diameter.

  • Condition: Very Good (VG)
  • Case size: 43.5mm
  • Material: Black Ceramic and 18K Gold
Posted at
Apr 4, 2025, 12:18 PM
Active
Omega Seamaster 300M - 210.32.42.20.03.001

Omega Seamaster 300M - 210.32.42.20.03.001

This Omega Seamaster 300M is a high-end diving watch with a 42mm case size and 300m water resistance rating. It features a very good condition, minor-wear-only case with perfect front and back sapphire crystals.

  • Condition: Very good condition
  • Case Size: 42mm
  • Water Resistance Rating: 300m (1000 ft.)
  • Depth Rating: 300m depth rating
Posted at
Apr 3, 2025, 4:36 PM
Active