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

Reference 210.30.44.51.01.001

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

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 44 Chronograph is a masterpiece of design and engineering. This stunning timepiece seamlessly blends style, functionality, and Swiss craftsmanship, making it perfect for both diving enthusiasts and watch collectors alike. The deep black ceramic face features luminous stick and dot indexes, ensuring easy readability in low-light conditions. The sword-shaped hands glide smoothly over the face, providing a sense of fluidity and elegance that is hard to replicate. Crafted from high-quality stainless steel, the case is robust yet stylish, striking a perfect balance between presence and wearability. At the heart of the Seamaster Diver 300M lies the Omega caliber 9900, a marvel of horological engineering certified by METAS for precision and resistance to magnetic fields up to 15,000 gauss. This watch boasts an impressive water resistance of up to 300 meters, making it perfect for swimming, snorkeling, or diving. The helium escape valve ensures you can take it to deeper depths without worrying about damage. The chronograph function allows for precise timing, and the pushers are intuitively placed. Omega has a reputation for using premium materials, and this watch is no exception, with a scratch-resistant ceramic bezel and sapphire crystal protecting the dial from everyday wear and tear.
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MSRP: $8,600
Market Price: $5,227

Key Features

  • Omega caliber 9900 movement
  • METAS certification for precision and magnetic resistance
  • 300m water resistance
  • Scratch-resistant ceramic bezel
  • Sapphire crystal glass
  • Chronograph functionality with intuitive pushers

Specifications

Brand
Omega
Family
Seamaster Diver 300m
Model
Seamaster Diver 300M Master Co-Axial 44 Chronograph Stainless Steel / Black / Bracelet
Reference
210.30.44.51.01.001
Movement
9900
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Column wheel
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 44mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] 2026 Omega Seamaster Diver 300M Green 30.42.20.10.001

2026 Omega Seamaster Diver 300M Green 30.42.20.10.001

Omega - 30.42.20.10.001 · $5,200
2026 Omega Seamaster Diver 300M Green, in excellent condition and keeping perfect time. Comes with a bracelet and an Omega rubber strap.

  • Condition: Excellent
  • Warranty Date: 2/14/26
  • Strap Change Marks: minor marks under the lugs
  • Bracelet Wear: little wear
Posted at
Apr 19, 2026, 9:10 AM
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[WTS] Omega Seamaster Diver 300M Blue Wave Dial | Ref. 210.30.42.20.03.001 | 42mm | Stainless Steel | Full Set | 2025

Omega Seamaster Diver 300M Blue Wave Dial | Ref. 210.30.42.20.03.001 | 42mm | Stainless Steel | Full Set | 2025

Omega - 210.30.42.20.03.001
A Omega Seamaster Diver 300M with a blue wave dial and 42mm stainless steel case.

  • Case size: 42mm diameter
  • Materials: Stainless Steel
Posted at
Apr 18, 2026, 11:57 AM
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[WTS] Omega Seamaster Diver 300M "Sedna Gold & Blue" | 18K Rose Gold Ref. 210.22.42.20.03.002 | 42mm | Stainless Steel & Gold | Full Set | 2023

Omega Seamaster Diver 300M "Sedna Gold & Blue" | 18K Rose Gold Ref. 210.22.42.20.03.002 | 42mm | Stainless Steel & Gold | Full Set | 2023

Omega - 210.22.42.20.03.002
  • Material: 18K Rose Gold, Stainless Steel & Gold
  • Size: 42mm diameter
  • Year: 2023
Posted at
Apr 18, 2026, 11:45 AM
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[WTS] OMEGA Seamaster Diver 300M "Paris 2024" Ref. 522.21.42.20.04.001 + Five Stripes "Paris 2024" NATO Strap - ULTIMATE SET! 🔥$7,900🔥

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

OMEGA - 522.21.42.20.04.001 · $7,900
The OMEGA Seamaster Diver 300M 'Paris 2024' Ref. 522.21.42.20.04.001 is a luxurious tribute to sporting excellence, combining stainless steel with 18K Moonshine Gold and featuring a laser-structured diving scale and custom typography on the date disc.

  • Condition: [UNWORN]
  • Material: stainless steel and 18K Moonshine Gold
  • Case size: 42mm diameter
  • Movement: Calibre 8800 Master Chronometer
Posted at
Apr 17, 2026, 10:01 PM
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[WTS] Omega Seamaster Diver 300M, 210.32.42.20.01.003

Omega Seamaster Diver 300M, 210.32.42.20.01.003

Omega - 210.32.42.20.01.003 · $5,000
For sale is a no date Omega Seamaster Diver 300M with black small wave dial and domed sapphire crystal, featuring an aluminum insert and charm that needs to be experienced in person.

  • Condition: LIKE NEW
  • Case size: 42mm diameter
  • Crystal type: domed sapphire crystal
Posted at
Apr 17, 2026, 4:12 PM
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[WTS] 2024 Omega Seamaster Diver 300M Green Wave 42mm 210.30.42.20.10.001 Full Set

2024 Omega Seamaster Diver 300M Green Wave 42mm 210.30.42.20.10.001 Full Set

Omega - 210.30.42.20.10.001 · $5,495
The Omega Seamaster Diver 300M Green Wave features a fresh, modern aesthetic with its green ceramic dial and matching green ceramic bezel.

  • Condition: Excellent
  • Diameter: 42mm
Posted at
Apr 17, 2026, 1:13 PM
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[WTS] Omega Seamaster Diver 300M – Automatic 41mm – Electric Blue

Omega Seamaster Diver 300M – Automatic 41mm – Electric Blue

Omega - 2255.8 · $2,200
This Omega Seamaster Diver 300M features an iconic design in stainless steel with an electric blue wave dial, a 41mm case, and polished steel bezel on an Omega bracelet.

  • Condition: Excellent all-around condition
  • Movement: Omega caliber 1120
  • Case size: 41mm
  • Water resistance: 300m
Posted at
Apr 17, 2026, 12:00 PM
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[WTS] Omega Seamaster Diver 300M – Automatic 41mm – SS & Yellow Gold

Omega Seamaster Diver 300M – Automatic 41mm – SS & Yellow Gold

Omega - 2455.80 · $4,250
The Omega Seamaster Diver 300M is a classic diver's watch with a striking two-tone presence, featuring a stainless steel case and 18K yellow gold bezel.

  • Condition: Excellent all around condition
  • Movement: Omega caliber 1120 automatic movement
  • Bracelet: Two tone bracelet
  • Water Resistance: 300 meters
Posted at
Apr 16, 2026, 2:22 PM
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[WTS] 2025 OMEGA Seamaster Diver 300M 210.92.42.20.01.001 James Bond 007 No Time to Die NATO COMPLETE SET with BOX & PAPERS

2025 OMEGA Seamaster Diver 300M 210.92.42.20.01.001 James Bond 007 No Time to Die NATO COMPLETE SET with BOX & PAPERS

OMEGA - 210.92.42.20.01.001 · $7,485
This listing is for a 2025 OMEGA Seamaster Diver 300M James Bond 007 No Time to Die NATO COMPLETE SET with BOX & PAPERS. The watch features a titanium case, rotating bezel, and NATO strap.

  • Condition: Excellent preowned condition
  • Year: 2025
  • Size: 42mm diameter
  • Case material: Titanium
Posted at
Apr 15, 2026, 11:57 AM
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