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

Reference 210.32.42.20.03.001

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 42 is a masterpiece of luxury watchmaking, blending impeccable craftsmanship with stunning aesthetics. This high-performance dive watch boasts a robust design, precision engineering, and a rich heritage that spans over 170 years. The sleek stainless steel case and striking blue ceramic bezel evoke the depths of the ocean, while the blue dial with stick and dot indexes provides clarity in any environment. The Omega Caliber 8800 self-winding movement features a Co-Axial escapement, Master Chronometer certification, and resistance to magnetic fields up to 15,000 gauss. With a water resistance of 300 meters and a power reserve of 55 hours, this watch is designed for serious diving and everyday wear. The comfortable rubber strap and open case back allow you to appreciate the intricate craftsmanship of the movement. Whether you're a seasoned diver or a casual wearer, the Omega Seamaster Diver 300M is a statement piece that embodies functionality and timeless style.
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MSRP: $5,600
Market Price: $3,930

Key Features

  • Omega Caliber 8800 self-winding movement
  • Master Chronometer certification
  • 300m water resistance
  • 55-hour power reserve
  • Sapphire crystal scratch-resistant
  • Blue ceramic bezel
  • Stainless steel case

Specifications

Brand
Omega
Family
Seamaster Diver 300m
Model
Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Blue / Rubber
Reference
210.32.42.20.03.001
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] Omega Seamaster Professional Diver 300M Blue dial Blue rubber strap Box & Papers

Omega Seamaster Professional Diver 300M Blue dial Blue rubber strap Box & Papers

This is the Omega Seamaster Professional Diver 300M Co-Axial Blue dial on the blue rubber strap, featuring a Helium escape valve and anti-magnetic properties.

  • Condition: Excellent condition, minor wear on clasp and strap
  • Water resistance: 30 ATM
  • Date window location: 6 o clock
Posted at
Jan 19, 2026, 9:26 PM
Active
[WTS][US] Omega Seamaster SMP300 -Blue Dial - 42mm - 210.32.42.20.03.001

[US] Omega Seamaster SMP300 -Blue Dial - 42mm - 210.32.42.20.03.001

A 2021 Omega Seamaster SMP300 in excellent mechanical condition, complete with various accessories.

  • Condition: Fantastic condition with minor hairlines
  • Case Size: 42mm diameter
Posted at
Jan 16, 2026, 6:52 AM
Active
[WTS] 2023 Omega Seamaster Diver 300 M 210.32.42.20.03.001 Blue Wave Dial

2023 Omega Seamaster Diver 300 M 210.32.42.20.03.001 Blue Wave Dial

This Omega Seamaster Diver 300 M features a Blue Wave Dial, and is available in excellent pre-owned condition with minimal signs of wear.

  • Condition: Excellent pre-owned
Posted at
Jan 13, 2026, 9:35 AM
Active
[WTS] Omega Seamaster 210.32.42.20.03.001 Blue Wave

Omega Seamaster 210.32.42.20.03.001 Blue Wave

This Omega Seamaster 210.32.42.20.03.001 Blue Wave is a complete set from 2022, coming with a strap and shipping for free.

  • Condition: super clean condition with minor hairline scratches throughout
Posted at
Jan 12, 2026, 9:12 PM
Active
Omega Seamaster 300M - 210.32.42.20.03.001

Omega Seamaster 300M - 210.32.42.20.03.001

This Omega Seamaster 300M is a high-end diving watch with a 42mm case size and 300m water resistance rating. It features a very good condition, minor-wear-only case with perfect front and back sapphire crystals.

  • Condition: Very good condition
  • Case Size: 42mm
  • Water Resistance Rating: 300m (1000 ft.)
  • Depth Rating: 300m depth rating
Posted at
Apr 3, 2025, 4:36 PM
Active
Omega Seamaster 300 - Diver - Blue Dial - 210.32.42.20.03.001 ( new / 2024 )

Omega Seamaster 300 - Diver - Blue Dial - 210.32.42.20.03.001 ( new / 2024 )

This is a brand new Omega Seamaster 300 Blue Wave Dial on Rubber Strap, featuring a stainless steel case and Master Co-Axial movement.

  • Condition: Brand new
  • Case size: 42mm
  • Movement: 8800 Master Co-Axial
Posted at
Feb 20, 2025, 3:02 PM
Active
[WTS] OMEGA SEAMASTER DIVER 300M GREEN 'SEAWEED' - 210.32.42.20.10.001 - VERY GOOD - BOX/PAPERS - XTRA NEW AM FORSTNER BRACELET

OMEGA SEAMASTER DIVER 300M GREEN 'SEAWEED' - 210.32.42.20.10.001 - VERY GOOD - BOX/PAPERS - XTRA NEW AM FORSTNER BRACELET

A modern dive icon featuring a rich green ceramic dial and bezel, laser-engraved wave pattern, and OMEGA's legendary Co-Axial performance.

  • Condition: Very Good
  • Case size: 42mm diameter
  • Dial color: green
  • Bezel material: green ceramic
Posted at
Jan 18, 2026, 2:15 PM
Active
[WTS] OMEGA Seamaster Diver 300m - 42mm - Black Dial - Ref 210.32.42.20.01.001 - Full Set

OMEGA Seamaster Diver 300m - 42mm - Black Dial - Ref 210.32.42.20.01.001 - Full Set

This OMEGA Seamaster Diver 300m is a 42mm black dial watch featuring a domed scratch-resistant sapphire crystal and a self-winding movement with a power reserve of 55 hours. The watch has been worn daily for an engineering desk job.

  • Condition: Minor scratches from day-to-day movements, otherwise like new
  • Case Diameter: 42 mm
  • Thickness: 13.56 mm
  • Water Resistance: 300m / 1000 feet
Posted at
Jan 18, 2026, 12:44 PM
Active
[WTS] OMEGA Seamaster Diver 300M 36MM - 212.30.36.20.01.002

OMEGA Seamaster Diver 300M 36MM - 212.30.36.20.01.002

This 36mm OMEGA Seamaster Diver 300M is in excellent used condition with minor signs of wear.

  • Condition: excellent used condition with minor signs of wear
  • Case size: 36mm
  • Water resistance: 300m
Posted at
Jan 17, 2026, 7:44 PM
Active