Omega Seamaster Diver 300m Seamaster Diver 300M Master Co-Axial 44 Chronograph Stainless Steel / Blue / Bracelet

Reference 210.30.44.51.03.001

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 44 Chronograph is a stunning watch that brings together a rich history, innovative technology, and breathtaking aesthetics. This timepiece is sure to impress with its captivating blue dial, robust movement, and impressive water resistance. The stainless-steel case, combined with the ceramic bezel, gives it a sturdy yet sophisticated look. The chronograph function is easy to use, thanks to the column wheel mechanism. With a water resistance of 300 meters, this watch is designed for serious underwater adventures. The sapphire crystal ensures durability and clarity, while the stick and dot indexes provide excellent legibility. The sword hands lend a modern flair to the traditional dive watch design. This isn't just a watch; it's a piece of art that tells time while embodying a rich history of innovation.
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MSRP: $8,600
Market Price: $5,610

Key Features

  • Omega caliber 9900 movement
  • 300m water resistance
  • Sapphire crystal
  • Ceramic bezel

Specifications

Brand
Omega
Family
Seamaster Diver 300m
Model
Seamaster Diver 300M Master Co-Axial 44 Chronograph Stainless Steel / Blue / Bracelet
Reference
210.30.44.51.03.001
Movement
9900
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Column wheel
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 44mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] OMEGA Seamaster Diver 300M 210.32.42.20.03.001 Blue Wave Dial Full Set

OMEGA Seamaster Diver 300M 210.32.42.20.03.001 Blue Wave Dial Full Set

OMEGA - 210.32.42.20.03.001 Β· $4,299
This OMEGA Seamaster Diver 300M features a 42mm stainless steel case, blue ceramic wave dial, and matching blue bezel. Powered by Omega’s Co-Axial Master Chronometer caliber 8800, it offers everyday wearability and technical performance.

  • Condition: Excellent pre-owned condition
  • Case size: 42mm diameter
  • Movement: Co-Axial Master Chronometer caliber 8800
Posted at
Apr 24, 2026, 8:25 PM
Active
[WTS] OMEGA Seamaster Diver 300M "Paris 2024" Ref. 522.21.42.20.04.001 + Five Stripes "Paris 2024" NATO Strap - ULTIMATE SET! πŸ”₯$7,900πŸ”₯

OMEGA Seamaster Diver 300M "Paris 2024" Ref. 522.21.42.20.04.001 + Five Stripes "Paris 2024" NATO Strap - ULTIMATE SET! πŸ”₯$7,900πŸ”₯

OMEGA - 522.21.42.20.04.001 Β· $7,900
A luxurious tribute to sporting excellence, combining stainless steel with OMEGA's exclusive 18K Moonshine Gold.

  • Condition: UNWORN
  • Case size: 42mm
  • Water resistance: 300m
  • Movement: Calibre 8800 Master Chronometer
Posted at
Apr 24, 2026, 6:11 PM
Active
[WTS] Omega Seamaster Diver 300M Chronograph 44mm – Ref. 212.30.44.50.01.001 – Very Good – B&P

Omega Seamaster Diver 300M Chronograph 44mm – Ref. 212.30.44.50.01.001 – Very Good – B&P

Omega - 212.30.44.50.01.001 Β· $4,250
This is a 2024 Omega Seamaster Diver 300M Co-Axial Chronometer Chronograph, featuring a 44mm full steel case with black ceramic bezel and Calibre 3330 movement.

  • Condition: Very Good
  • Movement caliber: Calibre 3330
  • Water resistance: 30 bar (300m)
  • Certification: Master Chronometer certified
Posted at
Apr 24, 2026, 2:15 PM
Active
[WTS] 2024 Omega Seamaster Diver 300M White Wave Dial 210.32.42.20.04.001 Full Set $4,000

2024 Omega Seamaster Diver 300M White Wave Dial 210.32.42.20.04.001 Full Set $4,000

Omega - 210.32.42.20.04.001 Β· $4,000
A modern Omega Seamaster Diver 300M with a distinctive ceramic wave dial and strong everyday versatility, known for its clean, high-contrast white dial paired with black accents.

  • Condition: Great (pre-owned)
  • Movement: Automatic (Omega Calibre 8800 Master Chronometer)
  • Case size: 42mm
  • Case material: Stainless steel
Posted at
Apr 24, 2026, 1:13 PM
Active
[WTS] OMEGA Seamaster Diver 300M Master Chronometer Steel/Gold 210.20.44.51.03.001

OMEGA Seamaster Diver 300M Master Chronometer Steel/Gold 210.20.44.51.03.001

OMEGA - 210.20.44.51.03.001 Β· $9,450
The Omega Seamaster is a great watch to begin with, featuring a chronograph and blue dial in a two-tone case and bracelet.

  • Case material: steel/gold
  • Bracelet: two-tone
  • Dial color: blue
Posted at
Apr 24, 2026, 8:36 AM
Active
[WTS] 2024 Omega Seamaster Diver 300M 210.30.42.20.10.001 Green Seaweed Full Set - $5,395

2024 Omega Seamaster Diver 300M 210.30.42.20.10.001 Green Seaweed Full Set - $5,395

Omega - 210.30.42.20.10.001 Β· $5,395
2024 Omega Seamaster Diver 300M in Green Seaweed, a collection of the latest dive watch from Omega.

  • Color: Green Seaweed
Posted at
Apr 23, 2026, 3:26 PM
Active
[WTS] Omega Seamaster Diver 300M 41mm 212.30.41.20.03.001 | 2018 Box and Papers

Omega Seamaster Diver 300M 41mm 212.30.41.20.03.001 | 2018 Box and Papers

Omega - 212.30.41.20.03.001 Β· $3,550
This Omega Seamaster Diver 300M is a 2018 model with its original box and papers, featuring an excellent pre-owned condition.

  • Condition: Excellent Pre-Owned
  • Contents: 11.5 links, 2018 warranty card, box, new style box and manual set, no serial tag
  • Links: 11.5
Posted at
Apr 23, 2026, 12:22 PM
Active
[WTS] Omega Seamaster Diver 300M 210.30.42.20.04.001 – Full Set

Omega Seamaster Diver 300M 210.30.42.20.04.001 – Full Set

Omega - 210.30.42.20.04.001 Β· $4,650
This Omega Seamaster Diver 300M features a steel case, black ceramic bezel with white enamel diving scale, and a polished white ceramic laser-engraved wave dial. It has a Caliber 8800 Master Chronometer movement, helium escape valve, and 300m water resistance.

  • Condition: Good, with light wear from normal use
  • Case size: 42mm diameter
  • Water resistance: 300m depth rating
  • Movement: Caliber 8800 Master Chronometer
Posted at
Apr 22, 2026, 11:32 AM
Active
[WTS] πŸ’πŸ₯…πŸš¨ 2026 Omega Seamaster Diver 300M Co-Axial Master Chronometer β€” Unworn, Brushed Grey Wave Dial, Titanium Bezel, Grey Rubber Strap β€” Ref. 210.32.42.20.06.002

πŸ’πŸ₯…πŸš¨ 2026 Omega Seamaster Diver 300M Co-Axial Master Chronometer β€” Unworn, Brushed Grey Wave Dial, Titanium Bezel, Grey Rubber Strap β€” Ref. 210.32.42.20.06.002

Omega - 210.32.42.20.06.002 Β· $6,250
A stealthy, technical take on the classic Diver 300M line with a brushed grey dial and titanium bezel, featuring Master Chronometer performance and 300m water resistance.

  • Condition: Unworn
  • Case size: 42mm
  • Water resistance: 300m
  • Bezel material: Grade 5 titanium
Posted at
Apr 21, 2026, 10:42 PM
Active