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

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
2023 Omega Seamaster Diver 300M 007 42mm Titanium Brown Dial

2023 Omega Seamaster Diver 300M 007 42mm Titanium Brown Dial

A 2023 Omega Seamaster Diver 300M James Bond 007 Edition with a 42mm titanium case and brown dial, featuring a Master Chronometer and various documentation.

  • Condition: Excellent overall condition
  • Warranty: 5 year manufacturer warranty
  • Case size: 42mm diameter
  • Band length: 8.5inch wrist (Adjustable Strap)
Posted at
Mar 5, 2025, 9:06 AM
Active
Omega Seamaster Diver 300M Seaweed Green Ceramic Box Papers 210.30.42.20.10.001

Omega Seamaster Diver 300M Seaweed Green Ceramic Box Papers 210.30.42.20.10.001

The Omega Seamaster Diver 300M features a Seaweed Green Ceramic wave dial and green ceramic bezel on a 42mm stainless steel bracelet. It's powered by the in-house Co-Axial Caliber 8800 movement, which offers a 55-hour power reserve and 300 meters of water resistance.

  • Condition: 96% Near Mint Condition
  • Movement: In-House Co-Axial Caliber 8800
  • Water Resistance: 300m/1000ft
  • Power Reserve: 55 hours
Posted at
Feb 28, 2025, 11:47 PM
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 excellent condition, accompanied by its original boxes, book, and warranty card.

  • Condition: Excellent condition
  • Boxes: original
  • Book: yes
  • Warranty Card: yes
Posted at
Feb 25, 2025, 4:21 PM
Active
MINT Omega SEAMASTER DIVER 300M STAINLESS STEEL BLACK BEZEL 2025 MODEL FULL SET

MINT Omega SEAMASTER DIVER 300M STAINLESS STEEL BLACK BEZEL 2025 MODEL FULL SET

A 2025 model Omega Seamaster Diver 300m with a stainless steel case and black aluminum bezel, featuring an Omega Co-Axial Master Chronometer 8806 movement.

  • Condition: Mint, unpolished condition
  • Case size: 42mm
  • Movement: Omega Co-Axial Master Chronometer 8806
  • Water resistance: 300m
Posted at
Feb 22, 2025, 9:41 PM
Active
Omega Seamaster Diver 300m Chrome Grey 210.30.42.20.06.001 + Straps Warranty

Omega Seamaster Diver 300m Chrome Grey 210.30.42.20.06.001 + Straps Warranty

This Omega Seamaster Diver 300m features a stunning PVC Chrome Grey dial, comes in great shape with only light signs of wear, and is delivered as a fully complete 2019 dated set.

  • Condition: near mint condition
  • Diameter: 42mm
  • Depth rating: 300m
  • Warranty: 1 year
Posted at
Feb 20, 2025, 11:35 AM
Active
Omega 36th America's Cup Seamaster Diver 300m Chronograph 210.30.44.51.03.002

Omega 36th America's Cup Seamaster Diver 300m Chronograph 210.30.44.51.03.002

The Omega Seamaster Diver 300M Chronograph is a 44 mm stainless steel watch with blue ceramic bezel, white enamel diving scale, and laser-engraved waves on the blue ceramic dial.

  • Condition: UNPOLISHED with minimal wear
  • Case material: stainless steel
  • Bracelet type: metal bracelet with Quick Change system
  • Strap included: rubber strap
Posted at
Feb 18, 2025, 9:56 AM
Active
OMEGA Seamaster Diver 300M Complete Set Mint Condition 41mm 212.30.42.50.01.001

OMEGA Seamaster Diver 300M Complete Set Mint Condition 41mm 212.30.42.50.01.001

Omega Seamaster Diver 300M comes as a complete set, including original wood box, warranty card, leather holder, instruction booklet, and all links. The movement runs well within COSC standards as tested on a timegrapher.

  • Condition: Excellent preowned condition with subtle signs of wear
  • Case size: 41mm
  • Depth rating: 300m
Posted at
Feb 10, 2025, 9:44 PM
Active