Omega Seamaster 300 Seamaster 300 Co-Axial Master Chronometer Platinum / Lapis Lazuli

Reference 234.93.41.21.99.002

About this watch

The Omega Seamaster 300 is a true testament to the brand's commitment to quality and innovation. Crafted from platinum, this watch exudes sophistication, with a stunning lapis lazuli dial adding a rich, deep blue hue that stands out against the gleaming case. The rotating bezel is functional for divers, allowing you to track elapsed time underwater. With exceptional water resistance and a highly accurate movement featuring Co-Axial escapement, this watch is perfect for adventure-seekers or those who value both aesthetics and practicality. Whether dressing up for a formal event or keeping it casual on the weekend, the Seamaster 300 fits seamlessly into any outfit.
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Key Features

  • Platinum case
  • Lapis lazuli dial
  • Rotating bezel
  • 300m water resistance
  • Automatic Omega caliber 8913 movement
  • Co-Axial escapement
  • Sapphire glass

Specifications

Brand
Omega
Family
Seamaster 300
Model
Seamaster 300 Co-Axial Master Chronometer Platinum / Lapis Lazuli
Reference
234.93.41.21.99.002
Movement
8913
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
41mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
300

Current Listings

Omega Seamaster 300 Summer Blue Edition Ref 234.30.41.21.03.002

Omega Seamaster 300 Summer Blue Edition Ref 234.30.41.21.03.002

Omega - 234.30.41.21.03.002 · $4,950.005
This Omega Seamaster 300 Summer Blue Edition is a highly sought-after model, part of the popular Summer Blue line released in recent years.

  • Condition: great shape
  • Includes: watch, outer box, inner box, operations manual, pictogram, master chronometer, warranty cards, extra links
  • Shipping: overnight, fully insured with signature required
Posted at
Jun 21, 2025, 9:23 AM
Active
[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