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

Reference 212.30.44.52.03.001

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

About this watch

The Omega Seamaster Diver 300M Co-Axial 44 GMT Chronograph is a masterpiece of modern horology, blending intricate craftsmanship with high functionality. This watch is not just a timepiece, but a statement piece that embodies the spirit of adventure and luxury. With its striking blue dial and stainless steel case, this watch has a commanding presence on the wrist, evoking the depths of the ocean while creating a visual symphony that's hard to ignore. The sapphire crystal offers exceptional clarity and scratch resistance, ensuring the dial remains beautiful and readable despite everyday wear and tear. The Omega caliber 3603 automatic movement boasts a chronograph function, GMT hand, and Co-Axial escapement, making it a masterpiece of engineering with an impressive power reserve of 55 hours. This watch is designed for professional diving, with a water resistance of up to 300 meters, and its functionality makes it perfect for travelers. Whether you're in a business meeting or exploring the beaches of Rio, this watch keeps you connected to your home time. The chronograph feature ensures precise start and stop actions, making it a great tool for athletes and adventurers alike. With an elegant design and robust build, this watch can transition effortlessly from casual to formal settings, making it a favorite among many.
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Key Features

  • Automatic Movement
  • Chronograph Function
  • GMT Hand
  • Sapphire Crystal
  • Water Resistance up to 300m
  • 44mm Diameter Stainless Steel Case
  • Stainless Steel Bracelet with Adjustable Clasp

Specifications

Brand
Omega
Family
Seamaster Diver 300m
Model
Seamaster Diver 300M Co-Axial 44 GMT Chronograph Stainless Steel / Blue / Bracelet
Reference
212.30.44.52.03.001
Movement
3603
Movement Features
  • Hours, Minutes, Small Seconds, Additional 24 Hour Hand (adjustable)
  • Date
  • Chronograph, Column wheel
  • Co-Axial Escapement
Case
Stainless Steel 44mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] OMEGA Seamaster Diver 300M "Paris 2024" Ref. 522.21.42.20.04.001 + Five Stripes "Paris 2024" NATO Strap - ULTIMATE SET! 馃敟$7,900馃敟

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

OMEGA - 522.21.42.20.04.001 路 $7,900
A luxurious tribute to sporting excellence, this Seamaster Diver 300M 'Paris 2024' features a 42mm case combining stainless steel and OMEGA's exclusive 18K Moonshine Gold. The watch is powered by the Calibre 8800 Master Chronometer.

  • Condition: UNWORN
  • Case size: 42mm diameter
  • Straps included: Paris 2024 NATO strap
Posted at
Mar 21, 2026, 6:59 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Diver 300M 210.30.42.20.03.001 Blue 2022 Full Set - $4,395

Omega Seamaster Diver 300M 210.30.42.20.03.001 Blue 2022 Full Set - $4,395

Omega - 210.30.42.20.03.001 路 $4,395
Up for sale is a **Omega Seamaster Diver 300m Blue** [Timestamp](https://www.dropbox.com/scl/fi/xel8k0shuugw793oxl6i6/IMG_8148.HEIC?rlkey=qudnn54bs4c9mohr4ucswl4i6&st=qlqwwgtn&dl=0) made in 2022 with a **Reference**: 210.30.42.20.03.001, featuring a 41.5mm case size.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2022
  • Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Master Chronometer Card, Instructions Manual
Posted at
Mar 21, 2026, 5:38 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Diver 300M 210.30.42.20.10.001 Green Seaweed 2023 Full Set - $5,395

Omega Seamaster Diver 300M 210.30.42.20.10.001 Green Seaweed 2023 Full Set - $5,395

Omega - 210.30.42.20.10.001 路 $5,395
This Omega Seamaster Diver 300m Green Seaweed is a 2023 model featuring a green dial.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2023
  • Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Master Chronometer Card, Instructions Manual
  • Shipping: Fully insured in the USA through Fedex
Posted at
Mar 21, 2026, 5:29 PM
Active
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[WTS] Omega Seamaster Diver 300M Black Dial 41mm 2016 Box & Papers - $3,200

Omega Seamaster Diver 300M Black Dial 41mm 2016 Box & Papers - $3,200

Omega - Seamaster Diver 300M Black Dial 41mm 2016 路 $3,200
  • Condition: Excellent
  • Case size: 41mm diameter
  • Water resistance: 300m depth rating
  • Movement type: Omega automatic movement
Posted at
Mar 21, 2026, 12:13 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Diver 300m 18k Sedna Gold 210.22.42.20.01.002 $4,850

Omega Seamaster Diver 300m 18k Sedna Gold 210.22.42.20.01.002 $4,850

Omega - 210.22.42.20.01.002 路 $4,850
A Omega Seamaster Professional Diver 300 in Sedna Gold, featuring a sunburst black wave dial and ceramic bezel. It runs on the reliable Omega Calibre 8800, certified by COSC and METAS.

  • Condition: Preowned - Fair (Note small ding on top left lug)
  • Material: 18k Sedna Gold
  • Case size: not specified
Posted at
Mar 21, 2026, 9:54 AM
Active
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[WTS] BNIB Omega Seamaster Diver 300M 210.30.42.20.04.001 $5,399

BNIB Omega Seamaster Diver 300M 210.30.42.20.04.001 $5,399

Omega - 210.30.42.20.04.001 路 $5,399
Up for sale is the Omega Seamaster Diver 300M, featuring a black ceramic bezel with a white enamel diving scale and a polished white ceramic dial.

  • Condition: Brand new in box with no issues
  • Case diameter: 42mm
  • Lug width: 20mm
  • Water resistance: 300m depth rating
Posted at
Mar 20, 2026, 12:36 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Diver 300M Professional 300m 2542.80.00 41mm Quartz

Omega Seamaster Diver 300M Professional 300m 2542.80.00 41mm Quartz

Omega - 2542.80.00 路 $1,999
  • Condition: Clear wear and light hand polish and scratches throughout
  • Case size: 41mm
  • Diameter: 41mm case
  • Lug width: 20mm
Posted at
Mar 20, 2026, 11:52 AM
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[WTS] Omega Seamaster Diver 300M Co-Axial 41mm - Blue Ceramic (212.30.41.20.03.001)

Omega Seamaster Diver 300M Co-Axial 41mm - Blue Ceramic (212.30.41.20.03.001)

Omega - 212.30.41.20.03.001 路 $2,999
This Omega Seamaster Diver 300M Professional features a clean, non-wave 'lacquer' dial and deep blue ceramic bezel, offering a refined and versatile look.

  • Condition: Great / Very Good
  • Movement: Omega Calibre 2500 (Automatic Co-Axial Chronometer)
  • Case size: 41mm
  • Diameter: 41mm
Posted at
Mar 19, 2026, 6:34 PM
Active
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Omega Seamaster Diver 300M Black Ceramic (210.92.44.20.01.003)

Omega Seamaster Diver 300M Black Ceramic (210.92.44.20.01.003)

Omega - 210.92.44.20.01.003 路 $6,500
This Omega Seamaster Diver 300M Black Ceramic watch features a 44mm size and is in excellent condition, complete with a triple boxed set and various documentation.

  • Condition: Excellent
  • Size: 44mm diameter
  • Depth rating: 30 bar (300m)
  • Movement: Master Chronometer
Posted at
Mar 26, 2025, 3:22 PM
Active
View listing on RolexForums