Omega Seamaster Diver 300m Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Black / NATO

Reference 210.32.42.20.01.005

About this watch

The Omega Seamaster Diver 300M Nekton Edition is a masterpiece of horology that embodies precision, style, and durability. Crafted from a combination of ceramic and stainless steel, this timepiece exudes a sense of modernity while remaining elegant. The black ceramic bezel with a rotating dive scale is not only visually appealing but also functional, allowing divers to track their underwater time effectively. With its impressive 300m water resistance, this watch is perfect for both casual and formal settings. At the heart of the Nekton Edition lies the Omega caliber 8800, a self-winding movement that boasts an extraordinary Co-Axial escapement, a 55-hour power reserve, and a frequency of 25,200 vibrations per hour. The Master Chronometer certification approved by METAS ensures accuracy and resistance to magnetic fields reaching up to 15,000 gauss. The rhodium-plated finish with Geneva waves in arabesque adds a touch of elegance, while the intricate detailing of the movement can be admired through the transparent case back. With its exceptional design, robust functionality, and commitment to quality, this watch is an investment that combines style, functionality, and durability.
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Key Features

  • 300m water resistance
  • Omega caliber 8800 self-winding movement
  • Master Chronometer certification
  • Ceramic and stainless steel materials
  • Rotating dive scale bezel
  • Rhodium-plated finish with Geneva waves in arabesque
  • Transparent case back

Specifications

Brand
Omega
Family
Seamaster Diver 300m
Model
Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Black / NATO
Reference
210.32.42.20.01.005
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 42mm Blue Dial 210.30.42.20.03.001 - 9.9/10 - $4,400

Omega Seamaster Diver 300M 42mm Blue Dial 210.30.42.20.03.001 - 9.9/10 - $4,400

This is a 2024 Omega Seamaster Diver 300M Co-Axial Master Chronometer in excellent condition, featuring a classic blue dial on steel bracelet configuration.

  • Condition: 9.9/10 - virtually flawless
  • Year Of Manufacture: 2024
  • Box And Papers: Full inner and outer Omega box set, all cards and documentation
Posted at
Apr 24, 2026, 4:16 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

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

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

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

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

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

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] 🏒🥅🚨 2026 Omega Seamaster Diver 300M Co-Axial Master Chronometer — Unworn, Brushed Grey Wave Dial, Titanium Bezel, Grey Rubber Strap — Ref. 210.32.42.20.06.002

🏒🥅🚨 2026 Omega Seamaster Diver 300M Co-Axial Master Chronometer — Unworn, Brushed Grey Wave Dial, Titanium Bezel, Grey Rubber Strap — Ref. 210.32.42.20.06.002

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
[WTS] Omega Seamaster Diver 300M Titanium Bronze Gold Green Dial | Ref. 210.90.42.20.10.001 | Full Set | $9,850

Omega Seamaster Diver 300M Titanium Bronze Gold Green Dial | Ref. 210.90.42.20.10.001 | Full Set | $9,850

The Omega Seamaster Diver 300M in Grade 2 Titanium and exclusive OMEGA Bronze Gold is a visually striking configuration with a unique combination of a deep sandblasted green dial against warm Bronze Gold accents. This watch is exceptionally lightweight and delivers a rich, warm-toned aesthetic. It comes with an extra rubber strap for a sportier, lighter wear option.

  • Condition: Pre-owned, excellent condition, minimal wear, green dial and bezel pristine
  • Case Size: 42mm diameter
  • Bracelet Type: Original titanium brushed Milanese mesh bracelet
  • Water Resistance: 300m / 984ft
Posted at
Apr 21, 2026, 10:37 PM
Active