Omega Seamaster 300 Seamaster 300 Master Co-Axial Titanium / Sedna Gold / Blue / Strap

Reference 233.62.41.21.03.001

Omega Seamaster 300 Master Co-Axial Titanium / Sedna Gold / Blue / Strap

About this watch

The Omega Seamaster 300 Master Co-Axial is a stunning fusion of titanium, Sedna gold, and deep blue dial that makes it both versatile and luxurious. The 41mm round case strikes a perfect balance between presence and wearability, making it suitable for various wrist sizes. The Omega caliber 8400 movement features a self-winding mechanism, Co-Axial escapement, and free-sprung balance with silicon balance spring, ensuring precision, stability, and durability. With a water resistance of 300 meters, rotating bezel, and sapphire glass, this watch is truly a diver's watch. Its combination of stunning design, innovative movement, and practical functionality makes it a standout piece in any collection.
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MSRP: $11,900
Market Price: $5,800

Key Features

  • 41mm round case
  • Titanium and Sedna gold construction
  • Omega caliber 8400 movement with Co-Axial escapement
  • 300m water resistance
  • Rotating bezel with 0-60 scale (Dive)
  • Sapphire glass
  • Chronometer certified

Specifications

Brand
Omega
Family
Seamaster 300
Model
Seamaster 300 Master Co-Axial Titanium / Sedna Gold / Blue / Strap
Reference
233.62.41.21.03.001
Movement
8400
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
41mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Omega Seamaster 300M "Seaweed" Green Wave Dial on OEM Mesh! 210.32.42.20.10.001

Omega Seamaster 300M "Seaweed" Green Wave Dial on OEM Mesh! 210.32.42.20.10.001

Omega - 210.32.42.20.10.001 · $5,395
The Omega Seamaster Diver 300M 'Seaweed' features a rare and striking color combination, powered by the Caliber 8800 movement and water-resistant up to 300 meters.

  • Condition: Excellent preowned condition
  • Movement: Caliber 8800
  • Power reserve: up to 55 hours
  • Water resistance: up to 300 meters
Posted at
Jan 13, 2026, 11:31 AM
Active
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[WTS] Omega Seamaster 300 Heritage Co-Axial Chronometer 234.30.41.21.01.001 Complete Set

Omega Seamaster 300 Heritage Co-Axial Chronometer 234.30.41.21.01.001 Complete Set

Omega - 234.30.41.21.01.001 · $6,845
The Omega Seamaster 300 Heritage is a classic dive watch with a rich, glossy black dial and a steel case that feels timeless and refined.

  • Condition: Excellent
  • Case material: steel
  • Bracelet type: matching bracelet
  • Included kit: outer box, inner box, operating instructions, extra strap, card holder, warranty card, master chronometer card and pictograms card
Posted at
Jan 12, 2026, 6:48 PM
Active
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[WTS] Omega Seamaster 300M Co-Axial Mid-size 2220.80 Box and Card - $2,850

Omega Seamaster 300M Co-Axial Mid-size 2220.80 Box and Card - $2,850

Omega - 2220.80 · $2,850
Up for sale is my Omega Seamaster 2220.80, a mid-size watch featuring an automatic co-axial cal 2500 movement.

  • Condition: 8.7/10 - great condition with minimal marks and hairlines
  • Case size: 41mm diameter
  • Movement: co-axial cal 2500
  • Bracelet fit: up to 7-7.25 inch wrists depending on wrist shape
Posted at
Jan 7, 2026, 7:54 PM
Active
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[WTS] Omega Seamaster 300 Professional 41mm Flat Black Dial $3920

Omega Seamaster 300 Professional 41mm Flat Black Dial $3920

Omega - 300 Professional · $3,920
A Omega Seamaster 300 Professional watch with a flat black dial.

  • Diameter: 41mm
Posted at
Jan 6, 2026, 9:31 AM
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[WTS] Omega Seamaster 300M Co-Axial Mid-size 2220.80 Full Kit - $2,900 - Reserved post for u/whitekimchee

Omega Seamaster 300M Co-Axial Mid-size 2220.80 Full Kit - $2,900 - Reserved post for u/whitekimchee

Omega - 2220.80 · $2,900
Up for sale is my Omega Seamaster 2220.80, a mid-size automatic co-axial cal 2500 movement watch that measures at 41mm.

  • Condition: 8.7/10 - great condition with minimal marks/hairlines
  • Movement: automatic co-axial cal 2500
  • Case size: 41mm diameter
  • Bracelet size: up to 7-7.25 inch wrists with all links included
Posted at
Jan 5, 2026, 9:49 PM
Active
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[WTS] Omega Seamaster 300Heritage Co-Axial Chronometer 234.30.41.21.01.001 Complete Set

Omega Seamaster 300Heritage Co-Axial Chronometer 234.30.41.21.01.001 Complete Set

Omega - 234.30.41.21.01.001 · $6,845
The Omega Seamaster 300 Heritage has a black dial with broad arrow hands and warm toned lume, giving it a classic dive watch look. The steel case has sharp lines and a confident shine, paired with a matching bracelet that makes it feel solid and balanced.

  • Condition: Excellent
  • Case material: steel
  • Bracelet type: matching
Posted at
Jan 4, 2026, 4:52 PM
Active
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[WTS] Omega Seamaster 300 / Commanders Watch / 007 / Excellent / $5300

Omega Seamaster 300 / Commanders Watch / 007 / Excellent / $5300

Omega - 300 · $5,300
The listing mentions an Omega Seamaster 300, also known as a Commander's Watch, with ties to the James Bond franchise.

  • Condition: Excellent
  • Model name: Seamaster 300
Posted at
Jan 4, 2026, 1:26 PM
Active
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[WTS] Omega Seamaster 300 Gray Dial Bracelet & Strap $4385

Omega Seamaster 300 Gray Dial Bracelet & Strap $4385

Omega - Seamaster 300 · $4,385
The Omega Seamaster 300 is a watch with a gray dial and features both a bracelet and strap.

  • Dial color: gray
Posted at
Jan 4, 2026, 10:04 AM
Active
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[WTS] OMEGA SEAMASTER 300 Watchco 165.024 166.0324 cal.552 w/ oem bracelet

OMEGA SEAMASTER 300 Watchco 165.024 166.0324 cal.552 w/ oem bracelet

Omega - 165.024 166.0324 cal.552 · $5,995
This is a legendary Watchco Omega Seamaster, one of only a handful of NOS examples in the world at the time. It has been owned for 5 years and was last serviced when purchased.

  • Condition: Pre-owned with minor scratches/scuffs
  • Bracelet origin: Lewis Jewelers in Ann Arbor, MI
  • Clasp condition: light 'desk diving' scuffs
  • Crystal condition: some scuffs (buffable with Polywatch)
Posted at
Jan 3, 2026, 2:40 PM
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