Omega Seamaster Diver 300m Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Sedna Gold / Black / Bracelet

Reference 210.20.42.20.01.001

Omega Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Sedna Gold / Black / Bracelet

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 42 is a statement piece that blends functionality with luxury. This stunning watch features a striking combination of stainless steel and Sedna gold against the black ceramic bezel, creating a robust yet sophisticated feel. The black dial is a canvas of elegance, featuring stick and dot indexes for enhanced readability. The rotating bezel adds to its aesthetic appeal while being functional for diving purposes. With a water resistance of 300 meters, this watch is designed for serious diving. The Omega caliber 8800 movement powers the watch, tested according to the Master Chronometer certification process approved by METAS, ensuring precision and resistance to magnetic fields. This self-winding movement has a power reserve of 55 hours, making it practical for daily wear. The Seamaster Diver 300M is a perfect blend of style and substance, suitable for both casual outings and formal events. It's like wearing a piece of art on your wrist—a trusted companion that can withstand the elements while keeping you stylish.
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MSRP: $12,700
Market Price: $7,558

Key Features

  • Omega caliber 8800 movement
  • Master Chronometer certification
  • 300m water resistance
  • Sedna gold and stainless steel case
  • Black ceramic bezel
  • Rotating bezel for diving purposes
  • Sapphire crystal
  • 42mm diameter
  • Adjustable stainless steel bracelet

Specifications

Brand
Omega
Family
Seamaster Diver 300m
Model
Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Sedna Gold / Black / Bracelet
Reference
210.20.42.20.01.001
Movement
8800
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
42mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Omega Seamaster Diver 300M Chronograph - 210.22.44.51.01.001 - Sedna 18k Rose Gold

Omega Seamaster Diver 300M Chronograph - 210.22.44.51.01.001 - Sedna 18k Rose Gold

Omega - 210.22.44.51.01.001 · $7,699
The Omega Seamaster Diver 300M Chronograph features a 44mm steel and 18K Sedna gold case paired with a black wave-pattern dial, plus a black ceramic bezel with a gold-toned diving scale.

  • Case diameter: 44 mm
  • Thickness: 17.2 mm
  • Between lugs (inlet size): 21 mm
Posted at
Dec 22, 2025, 2:34 PM
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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!

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

OMEGA - 522.21.42.20.04.001 · $8,250
The OMEGA Seamaster Diver 300M 'Paris 2024' is a luxurious tribute to sporting excellence, featuring a 42mm case combining stainless steel and 18K Moonshine Gold. The watch includes a custom 'Paris 2024' typography on the date disc, a stamped medallion of the Paris 2024 logo in 18K Moonshine Gold on the solid caseback, and is powered by the Calibre 8800 Master Chronometer.

  • Condition: UNWORN
  • Case Size: 42mm
  • Materials: stainless steel, 18K Moonshine Gold
  • Water Resistance: 300m
Posted at
Dec 22, 2025, 9:10 AM
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[WTS] OMEGA Seamaster Diver 300M NTTD 007 Edition Ref. 210.90.42.20.01.001 + 007 NATO Strap - ULTIMATE SET!

OMEGA Seamaster Diver 300M NTTD 007 Edition Ref. 210.90.42.20.01.001 + 007 NATO Strap - ULTIMATE SET!

OMEGA - 210.90.42.20.01.001 · $10,000
The OMEGA Seamaster Diver 300M 007 Edition Ref. 210.90.42.20.01.001 is a 42mm titanium watch with a unique tropical brown aluminum bezel ring and dial, designed for military needs, featuring a Co-Axial Master Chronometer Calibre 8806 and a titanium mesh bracelet.

  • Condition: [UNWORN]
  • Material: Grade 2 Titanium
  • Case size: 42mm
  • Bezel type: tropical brown aluminum bezel ring
Posted at
Dec 22, 2025, 9:05 AM
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[WTS] Omega Seamaster Diver 300M 42mm, steel on rubber strap

Omega Seamaster Diver 300M 42mm, steel on rubber strap

Omega - Seamaster Diver 300M · $4,200
This Omega Seamaster Diver 300M features a 42mm stainless steel case, black ceramic wave dial and is powered by the Omega Co-Axial Master Chronometer Cal. 8800.

  • Condition: Excellent
  • Case size: 42mm
  • Diameter: 42mm
  • Water resistance: 300m / 1000ft
Posted at
Dec 20, 2025, 3:48 PM
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[WTS] Omega Seamaster Diver 300M 50th Anniversary James Bond 212.30.41.20.01.005

Omega Seamaster Diver 300M 50th Anniversary James Bond 212.30.41.20.01.005

Omega - 212.30.41.20.01.005 · $4,500
This is a Seamaster Diver 300M 50th Anniversary James Bond watch, featuring a stainless steel case and rotating dive bezel.

  • Condition: nice preowned condition with some light scratches on the case and bracelet
  • Case material: stainless steel
  • Bezel material: stainless steel
  • Dial color: black
Posted at
Dec 19, 2025, 8:12 PM
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[WTS] Omega Seamaster Diver 300M Two Tone 42mm Black Dial 210.20.42.20.01.002 Complete

Omega Seamaster Diver 300M Two Tone 42mm Black Dial 210.20.42.20.01.002 Complete

Omega - 210.20.42.20.01.002 · $7,250
The Omega Seamaster Diver 300M Two Tone is a high-end diver's watch with a 42mm black dial.

  • Condition: In very good condition, rated at 9.8/10
  • Box and papers: Complete with inner & outer Omega boxes, manual, warranty card (dated 2024), Master Chronometer card, Pictogram card, and 3 removed links
Posted at
Dec 19, 2025, 11:32 AM
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[WTS] Omega Seamaster Diver 300m Black Dial $3850

Omega Seamaster Diver 300m Black Dial $3850

Omega - Seamaster Diver 300M · $3,850
A classic Omega Seamaster Diver 300M featuring a black dial and ceramic dive bezel, powered by the Omega Caliber 2500 Co-Axial automatic movement.

  • Condition: Excellent
  • Movement: Omega Caliber 2500 Co-Axial
  • Water resistance: 300m
  • Bezel material: ceramic
Posted at
Dec 18, 2025, 4:25 PM
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[WTS] Omega Seamaster Diver 300M - 2020 - 210.30.42.20.01.001 - $4100 plus label

Omega Seamaster Diver 300M - 2020 - 210.30.42.20.01.001 - $4100 plus label

Omega - 210.30.42.20.01.001 · $4,100
This Omega Seamaster Diver 300M is a professional diver's watch with notable wear on the bracelet and visible wear on the crystal.

  • Condition: Pre-owned, wear on the bracelet and crystal
  • Depth rating: 300m
Posted at
Dec 17, 2025, 10:01 PM
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[WTS] 2024 Omega Seamaster Diver 300M 42mm Steel Blue Dial 210.30.42.20.03.001 Full Set

2024 Omega Seamaster Diver 300M 42mm Steel Blue Dial 210.30.42.20.03.001 Full Set

Omega - 210.30.42.20.03.001 · $4,315
The 2024 Omega Seamaster Diver 300M features a stainless steel case, blue ceramic dial, and rotating dive bezel. It comes in a 42mm size, suitable for wrists up to 8.5 inches.

  • Condition: nice preowned condition with some light scratches
  • Case material: stainless steel
  • Case dimensions: 42mm diameter
  • Band material: stainless steel
Posted at
Dec 17, 2025, 8:02 PM
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