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

Reference 210.30.42.20.06.001

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 42 is a stunning piece of horological craftsmanship that resonates with both watch enthusiasts and casual wearers alike. With its striking grey dial and robust construction, this model blends elegance with functionality. The design of the Seamaster Diver 300M is a perfect marriage of style and utility, featuring a 42 mm round case made from high-quality stainless steel and a ceramic bezel with a rotating 0-60 dive scale. At the core lies the Omega Caliber 8800, a self-winding movement certified as a Master Chronometer, guaranteed to provide precision and performance. With its impressive water resistance of up to 300 meters and Co-Axial escapement reducing friction between moving parts, this watch is built to last. It's an experience on your wrist that combines functionality with aesthetic appeal.
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MSRP: $5,900
Market Price: $3,814

Key Features

  • 42mm round case made from stainless steel
  • Ceramic bezel with rotating 0-60 dive scale
  • Omega Caliber 8800 self-winding movement
  • Master Chronometer certification
  • 300m water resistance
  • Co-Axial escapement reducing friction between moving parts
  • Sapphire crystal glass scratch-resistant

Specifications

Brand
Omega
Family
Seamaster Diver 300m
Model
Seamaster Diver 300M Master Co-Axial 42 Stainless Steel / Grey / Bracelet
Reference
210.30.42.20.06.001
Movement
8800
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
42mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Omega Seamaster Diver 300M “No Time To Die” 210.90.42.20.01.001 | Box + Undated Papers + Pouch + Both OEM Straps | $8,800

Omega Seamaster Diver 300M “No Time To Die” 210.90.42.20.01.001 | Box + Undated Papers + Pouch + Both OEM Straps | $8,800

This Omega Seamaster Diver 300M 'No Time To Die' features a lightweight titanium case, tropical brown dial and bezel, vintage-toned lume, red-tipped seconds hand, and one of the best-wearing mesh bracelets in the modern Omega lineup. It's a very distinctive Seamaster with a sporty look and feel.

  • Condition: good condition with signs of wear from use
  • Case size: 42mm
  • Movement: Automatic
  • Material: Titanium
Posted at
Mar 25, 2026, 11:19 PM
Active
[WTS] Omega Seamaster Diver 300m Chronograph 44 210.30.44.51.03.001 Blue Dial

Omega Seamaster Diver 300m Chronograph 44 210.30.44.51.03.001 Blue Dial

The Omega Seamaster Diver 300M Chronograph features a blue ceramic dial and matching bezel, powered by an in-house Co-Axial Master Chronometer movement. It has serious technical performance and iconic modern design.

  • Condition: Very good condition
  • Case size: 44mm diameter
  • Movement: Omega Co-Axial Master Chronometer Automatic Chronograph
  • Dial material: Blue Ceramic
Posted at
Mar 25, 2026, 7:46 PM
Active
[WTS] Omega Seamaster Diver 300m

Omega Seamaster Diver 300m

This Omega Seamaster Diver 300m is a professional-grade watch sold brand new in 2023. It comes with its original packaging, manuals, and warranty card.

  • Condition: pre-owned, desk diving scratches and marks
  • Case Size: 40mm diameter
  • Depth Rating: 300m
Posted at
Mar 25, 2026, 11:36 AM
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)

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

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

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

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

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

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