Omega Seamaster Diver 300m Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Summer Blue / Bracelet

Reference 210.30.42.20.03.003

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 42 is a masterpiece of engineering and design, blending elegance with robust functionality. Its stunning summer blue dial features a gradient finish, adding depth and character to the watch face. The case is crafted from stainless steel and ceramic, built to withstand underwater adventures. A rotating bezel allows for accurate dive time tracking, and a water resistance of up to 300 meters ensures it can endure ocean depths. At its heart lies the Omega caliber 8800 movement, a marvel of engineering with Co-Axial escapement, reducing friction and enhancing longevity and accuracy. Rigorously tested according to Master Chronometer certification, this watch is resistant to magnetic fields reaching 15,000 gauss and has a power reserve of 55 hours. The Seamaster Diver 300M comes with a stainless steel bracelet that complements the watch's aesthetics while providing a comfortable fit. Its versatility makes it suitable for various environments, from diving to formal events.
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MSRP: $6,300
Market Price: $4,986

Key Features

  • Stainless Steel and Ceramic Case
  • Summer Blue Gradient Dial
  • Omega Caliber 8800 Movement
  • 300m Water Resistance
  • Co-Axial Escapement
  • Master Chronometer Certified
  • 55 Hour Power Reserve

Specifications

Brand
Omega
Family
Seamaster Diver 300m
Model
Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Summer Blue / Bracelet
Reference
210.30.42.20.03.003
Movement
8800
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
42mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Zealande White Rubber Strap for Omega Seamaster Diver 300M 42mm (Buckle + Deployant)

Zealande White Rubber Strap for Omega Seamaster Diver 300M 42mm (Buckle + Deployant)

· $145
A Zealande White Rubber Strap designed for the Omega Seamaster Diver 300M 42mm, including an OEM buckle and deployant clasp. The strap is extremely comfortable and a perfect match for the white dial model.

  • Condition: Excellent, lightly used
  • Origin: Purchased directly from Zealande
  • Hardware condition: Excellent
  • Buckle included: Yes
Posted at
Apr 28, 2025, 10:03 AM
Active
Omega Seamaster Diver 300m. No Time To Die. James Bond. 007. 2024yr. 210.90.42.20.01.001

Omega Seamaster Diver 300m. No Time To Die. James Bond. 007. 2024yr. 210.90.42.20.01.001

Omega - 210.90.42.20.01.001 · $7,499.007
This 42mm Seamaster Diver 300m features a brown tropical aluminium bezel ring and dial, presented on a Grade 2 Titanium mesh bracelet with an innovative adjustable buckle.

  • Condition: Like New
  • Movement: Automatic
  • Dial color: Brown
  • Bezel material: Titanium
Posted at
Apr 24, 2025, 10:19 PM
Active
[WTS] OMEGA SEAMASTER DIVER 300M 42mm Beijing 2022 - $5500

OMEGA SEAMASTER DIVER 300M 42mm Beijing 2022 - $5500

A 2022 Omega Seamaster Diver 300M in 42mm case diameter with a blue dial and steel case.

  • Condition: Great with little to no wear
  • Case diameter: 42 mm
  • Thickness: 13.6 mm
  • Water resistance: 300m depth rating
Posted at
Apr 24, 2025, 2:38 PM
Active
[WTS] 2021 OMEGA Seamaster Diver 300M America’s Cup Edition – Ref. 210.30.44.51.03.002

2021 OMEGA Seamaster Diver 300M America’s Cup Edition – Ref. 210.30.44.51.03.002

2021 OMEGA Seamaster Diver 300M America’s Cup Edition, a special edition watch designed in collaboration with the America's Cup.

  • Case size: 42mm diameter
  • Water resistance: 300m depth rating
Posted at
Apr 22, 2025, 2:11 PM
Active
[WTS] Omega Seamaster Diver 300M Black Ceramic - 43.5mm Ceramic & Titanium Case with Black Rubber Strap - Box/Papers - Reference #: 210.92.44.20.01.001 - $5,097 Shipped

Omega Seamaster Diver 300M Black Ceramic - 43.5mm Ceramic & Titanium Case with Black Rubber Strap - Box/Papers - Reference #: 210.92.44.20.01.001 - $5,097 Shipped

The Omega Seamaster Diver 300M Black Ceramic & Titanium is a 43.5mm dive watch crafted from black ceramic and grade 5 titanium, featuring a brushed black ceramic dial with laser-engraved raised waves.

  • Condition: Very good condition
  • Case material: black ceramic and grade 5 titanium
  • Bezel material: black ceramic
  • Dial material: brushed black ceramic (ZrO2)
Posted at
Apr 22, 2025, 9:43 AM
Active