Omega Seamaster 300 Seamaster 300 Master Co-Axial Platinum / Blue / Strap

Reference 233.93.41.21.03.001

About this watch

The Omega Seamaster 300 Master Co-Axial Platinum / Blue / Strap is a testament to Omega's craftsmanship and innovation, featuring a stunning design with a luxurious finish, high-performance movement resistant to magnetic fields, excellent water resistance (300m), limited production enhances exclusivity, and versatile strap options available. This timepiece represents adventure, elegance, and the pursuit of excellence, making it a lifestyle choice for those who value luxury and exclusivity. With its unique design and features, the Seamaster 300 stands out among other Omega models, particularly with its connection to underwater adventure. Whether you're looking for a watch that tells time or tells a story, the Seamaster 300 is definitely worth considering.
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Key Features

  • Luxurious platinum case
  • High-performance Co-Axial escapement movement
  • Excellent water resistance (300m)
  • Limited production of 757 units
  • Exclusive Geneva waves in arabesque finish on the caliber 8401 movement
  • Stunning blue dial with stick and dot indexes
  • Rotating bezel marked from 0 to 60

Specifications

Brand
Omega
Family
Seamaster 300
Model
Seamaster 300 Master Co-Axial Platinum / Blue / Strap
Reference
233.93.41.21.03.001
Movement
8401
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
41mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Omega Seamaster 300m Automatic 2253.80 36.25mm

Omega Seamaster 300m Automatic 2253.80 36.25mm

Omega - 2253.80 · $1,950
This Omega Seamaster 300m Automatic has been the seller's daily driver for two years, having accompanied them on various activities and travels while maintaining reliable timekeeping.

  • Condition: Used with signs of wear
  • Year: 2006
Posted at
Feb 12, 2026, 7:30 PM
Active
[WTS] Omega Seamaster 300m Peter Blake 41mm Quartz 2264.50

Omega Seamaster 300m Peter Blake 41mm Quartz 2264.50

Omega - 2264.50 · $2,399
This Omega Seamaster 300m Peter Blake is a quartz-powered timepiece featuring a 41mm case and a 7" bracelet.

  • Condition: like new/fresh polish
  • Bracelet length: 7 inches
Posted at
Feb 12, 2026, 4:21 PM
Active
[WTS] Omega Seamaster 300M Co-Axial 41mm 2220.80 Box and Card - $2,790

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

Omega - 2220.80 · $2,790
This Omega Seamaster 300M Co-Axial is a 41mm automatic watch featuring an co-axial cal 2500 movement.

  • Condition: Very good condition, minimal marks/hairlines
  • Movement: co-axial cal 2500
  • Bracelet size: fits up to 7-7.25 inch wrists depending on wrist shape
  • Water resistance: not specified
Posted at
Feb 11, 2026, 8:59 PM
Active
[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

The Omega Seamaster 300 Heritage has a black dial with rich, glossy depth and broad arrow hands, paired with a steel case and matching bracelet for a solid, balanced look.

  • Condition: Excellent
  • Included Accessories: outer box, inner box, operating instructions, extra strap, card holder, warranty card, master chronometer card and pictograms card
  • Shipping Method: free overnight CONUS insured shipping
Posted at
Feb 11, 2026, 2:56 PM
Active
[WTS] Omega Seamaster 300M Co-Axial 2220.80 B&P 41mm- $2,790

Omega Seamaster 300M Co-Axial 2220.80 B&P 41mm- $2,790

Omega - 2220.80 · $2,790
The Omega Seamaster 300M Co-Axial is a 41mm automatic watch featuring an co-axial cal 2500 movement, steel case, and original Omega steel bracelet.

  • Condition: 8.7/10 - minimal marks and hairlines on case, caseback, and bracelet
  • Movement: cal 2500
  • Bracelet size: up to 7-7.25 inch wrists depending on wrist shape
  • Shipping method: Fedex Priority Shipping
Posted at
Feb 9, 2026, 8:42 PM
Active
[WTS] Omega Seamaster 300m Chronograph 44mm 212.30.44.50.03.001

Omega Seamaster 300m Chronograph 44mm 212.30.44.50.03.001

This Omega Seamaster 300m Chronograph is a 44mm automatic watch, featuring a fresh polish and 7.25" bracelet.

  • Condition: Fresh polish
  • Bracelet length: 7.25"
  • Payment methods: Zelle, Venmo, or Western Union
Posted at
Feb 9, 2026, 7:07 PM
Active
[WTS] Omega Seamaster 300 Heritage

Omega Seamaster 300 Heritage

A one-owner Omega Seamaster 300 Heritage, purchased from the Omega Beverly Center in 2021. The watch has never been polished and is in excellent condition.

  • Condition: like new
  • Owner history: 1 owner
  • Purchase date: 9/3/21
  • Original purchase location: Omega Beverly Center
Posted at
Feb 8, 2026, 4:13 PM
Active
[WTS] 1967 Omega Seamaster 300, Ref 165.024, Full Set

1967 Omega Seamaster 300, Ref 165.024, Full Set

Omega - 165.024 · $8,000
This is possibly the finest available vintage Omega Seamaster 300 from the mid-1960s, featuring a Bakelite dial with one flea bite and an upgraded original box.

  • Condition: Very Good to Excellent Condition
  • Case material: Stainless Steel
  • Movement type: Automatic
  • Diameter: 41mm
Posted at
Feb 7, 2026, 11:50 AM
Active
[WTS] Omega Seamaster 300 Heritage - 41mm - Black Dial - 233.30.41.21.01.001

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

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

  • Condition: Fantastic condition with minor hairlines on case, clasp, and bracelet
  • Case size: 41mm
  • Bracelet links: 15
Posted at
Feb 7, 2026, 11:23 AM
Active