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

Reference 210.20.42.20.03.002

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 42 is an exceptional watch that successfully merges style, functionality, and durability. Its stunning blue dial with Sedna gold accents is reminiscent of the deep ocean, while its robust stainless steel case and ceramic bezel provide a durable and scratch-resistant exterior. At the heart of this luxury timepiece lies the Omega caliber 8800, a self-winding movement featuring a Co-Axial escapement that increases accuracy and reduces friction. With a power reserve of 55 hours, Master Chronometer certification, and resistance to magnetic fields up to 15,000 gauss, this watch is both precise and reliable. The Seamaster Diver 300M boasts an impressive water resistance of 300m, making it perfect for diving or everyday wear. Whether you're an avid diver or simply appreciate fine craftsmanship, this watch is sure to impress with its versatility, style, and luxury appeal.
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MSRP: $12,700
Market Price: $7,610

Key Features

  • 42mm Stainless Steel Case
  • Sapphire Crystal Glass
  • 300m Water Resistance
  • Master Chronometer Certification
  • Omega Caliber 8800 Movement
  • Co-Axial Escapement
  • 55-Hour Power Reserve

Specifications

Brand
Omega
Family
Seamaster Diver 300m
Model
Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Sedna Gold / Blue / Bracelet
Reference
210.20.42.20.03.002
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 Diver 300M - White Dial - Full Kit

Omega Seamaster Diver 300M - White Dial - Full Kit

Omega - 210.30.42.20.04.001 $4,000
Up for sale is my Omega Seamaster 300M, a diver's watch with a white dial. It has accumulated some scratches over the years but all functions seem to be operating normally.

  • Condition: Pre-owned with scratches on the case and bracelet
  • Year purchased: 2021
  • Warranty: International Warranty
  • Depth rating: 300m
Posted at
Feb 27, 2026, 6:39 PM
Active
[WTS] OMEGA Seamaster Diver 300M "Paris 2024" Ref. 522.21.42.20.04.001 + Five Stripes "Paris 2024" NATO Strap - ULTIMATE SET! 馃敟$7,900馃敟

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

OMEGA - 522.21.42.20.04.001 $7,900
A luxurious tribute to sporting excellence, the Seamaster Diver 300M 'Paris 2024' features a stainless steel and 18K Moonshine Gold case with a laser-structured diving scale and a white ceramic dial.

  • Condition: UNWORN
  • Case size: 42mm
  • Movement: Calibre 8800 Master Chronometer
  • Water resistance: 300m
Posted at
Feb 26, 2026, 9:08 PM
Active
[WTS] 2018 Omega Seamaster Diver 300M Commander's Watch - REF 212.32.41.20.04.001

2018 Omega Seamaster Diver 300M Commander's Watch - REF 212.32.41.20.04.001

Omega - 212.32.41.20.04.001 $5,695
This 2018 Omega Seamaster Diver 300M Commander's Watch features a stainless steel case and is in excellent condition with little to no wear.

  • Condition: Great pre-owned condition
  • Box and papers: Yes
  • Warranty card date: 06/2018
  • Shipping insured: Yes
Posted at
Feb 26, 2026, 12:02 PM
Active
Omega Seamaster Diver 300M Black Ceramic (210.92.44.20.01.003)

Omega Seamaster Diver 300M Black Ceramic (210.92.44.20.01.003)

Omega - 210.92.44.20.01.003 $6,500
This Omega Seamaster Diver 300M Black Ceramic watch features a 44mm size and is in excellent condition, complete with a triple boxed set and various documentation.

  • Condition: Excellent
  • Size: 44mm diameter
  • Depth rating: 30 bar (300m)
  • Movement: Master Chronometer
Posted at
Mar 26, 2025, 3:22 PM
Active
2025 NEW UNWORN Omega Seamaster Diver 300M White Ceramic 210.32.42.20.04.001

2025 NEW UNWORN Omega Seamaster Diver 300M White Ceramic 210.32.42.20.04.001

Omega - 210.32.42.20.04.001 $4,780
This 2025 Omega Seamaster Diver 300M features a white ceramic dial with wave patterns, a stainless steel case with brushed and high-polished finish surfaces, and a black ceramic unidirectional bezel with a white enamel diving scale. It offers enhanced functionality for divers, including precise tracking of dive time.

  • Condition: Brand new, unworn
  • Case material: stainless steel
  • Case size: 42MM
  • Bezel type: black ceramic, unidirectional
Posted at
Mar 25, 2025, 8:27 PM
Active
MINT Omega SEAMASTER DIVER 300M GREEN WAVE DIAL BRACELET 2025 WARRANTY FULL SET

MINT Omega SEAMASTER DIVER 300M GREEN WAVE DIAL BRACELET 2025 WARRANTY FULL SET

Omega - 210.30.42.20.10.001 $4,375
A 2025 Omega Seamaster Diver 300m in 42mm stainless steel with a green ceramic bezel and wave dial. The watch features an Omega Co-Axial Master Chronometer 8800 automatic movement.

  • Condition: Mint, Unpolished Condition
  • Movement: Omega Co-Axial Master Chronometer 8800 Automatic
  • Case size: 42mm diameter
  • Bezel material: Green Ceramic
Posted at
Mar 19, 2025, 10:32 PM
Active
Omega Seamaster Diver 300M  - 210.30.42.20.04.001 - White Wave - 2024 - MINT

Omega Seamaster Diver 300M - 210.30.42.20.04.001 - White Wave - 2024 - MINT

Omega - 210.30.42.20.04.001 $4,195
A modern Omega Seamaster Diver 300M with a white wave dial, available for inspection or pickup in Southern California.

  • Condition: Pre-Owned - Mint
  • Case Size: 41mm diameter
  • Bracelet Type: Stainless Steel
  • Dial: White Wave
Posted at
Mar 18, 2025, 12:32 AM
Active
2023 Omega Seamaster Diver 300m 43.5mm 210.92.44.20.01.003 Black Ceramic Dial

2023 Omega Seamaster Diver 300m 43.5mm 210.92.44.20.01.003 Black Ceramic Dial

Omega - 210.92.44.20.01.003 $6,500
2023 Omega Seamaster Diver 300m with a black ceramic dial, adjustable black rubber strap, and other included accessories.

  • Condition: Excellent overall condition
  • Case size: 43.5mm diameter
  • Water resistance: 300m depth rating
  • Box and papers: Yes
Posted at
Mar 6, 2025, 8:54 AM
Active
Omega Seamaster Diver 300M 210.30.44.51.01.001

Omega Seamaster Diver 300M 210.30.44.51.01.001

Omega - 210.30.44.51.01.001 $4,850
This Omega Seamaster Diver 300M is a high-end diver's watch with a stainless steel case and a date display. It features a black dial with silver hour markers and hands.

  • Condition: Excellent condition
  • Boxes included: true
  • Book included: true
  • Warranty card included: true
Posted at
Mar 5, 2025, 3:28 PM
Active