Omega Seamaster 300 Seamaster 300 Master Chronometer Stainless Steel / Black / Bracelet

Reference 234.30.41.21.01.001

About this watch

The Omega Seamaster 300 Master Chronometer is a luxurious timepiece that embodies the spirit of adventure while delivering peak performance. Its stunning black dial, mixed indexes, and arrow-shaped hands create a sophisticated look that's perfect for formal or casual settings. The sapphire crystal glass provides excellent clarity, and the open case back showcases Omega's craftsmanship. This watch is built to withstand diving conditions with its robust stainless steel bracelet and 300-meter water resistance. At its core beats the Omega caliber 8912, an automatic movement featuring a Co-Axial escapement that minimizes friction, enhancing precision and reliability. The Seamaster 300 Master Chronometer is a certified chronometer that promises reliability, making it a worthy companion for years to come.
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MSRP: $7,100
Market Price: $4,115

Key Features

  • 41mm Round Case
  • Stainless Steel Bracelet with 21mm Lug Width
  • Sapphire Crystal Glass
  • Omega Caliber 8912 Automatic Movement
  • Co-Axial Escapement and METAS Certification
  • 300-Meter Water Resistance

Specifications

Brand
Omega
Family
Seamaster 300
Model
Seamaster 300 Master Chronometer Stainless Steel / Black / Bracelet
Reference
234.30.41.21.01.001
Movement
8912
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

OMEGA SEAMASTER 300 MASTER CHRONOMETER Black

OMEGA SEAMASTER 300 MASTER CHRONOMETER Black

This Omega Seamaster 300 features a black bezel, black dial, and is water-resistant to 300m with a 60 hour power reserve. It has an in-house master coaxial movement and comes on a new style Omega bracelet with microadjustment.

  • Condition: Excellent
  • Movement: in-house master coaxial 8400
  • Water resistance: 300m
  • Power reserve: 60 hours
Posted at
Feb 1, 2025, 12:49 PM
Active
Omega Seamaster 300 - Black Wave Dial - 210.30.42.20.01.001 ( new / 2025 )

Omega Seamaster 300 - Black Wave Dial - 210.30.42.20.01.001 ( new / 2025 )

This Omega Seamaster 300 is a brand new timepiece with a black wave dial, featuring a 42mm stainless steel case and the Master Co-Axial Movement. It comes complete with all original boxes, papers, booklets, hang tag, and an Omega warranty card dated January 2025.

  • Condition: Brand new
  • Case Size: 42mm
  • Movement: 8800 Master Co-Axial
Posted at
Jan 31, 2025, 3:09 PM
Active
Omega Seamaster 300M - Black Dial - Diver - 210.32.42.20.01.001 ( new / 2024 )

Omega Seamaster 300M - Black Dial - Diver - 210.32.42.20.01.001 ( new / 2024 )

Up for sale is a brand new Omega Seamaster 300 42mm Black Wave Dial on Rubber Strap, reference # 210.32.42.20.01.001.

  • Condition: Brand new
  • Case material: Stainless Steel
  • Movement type: Master Co-Axial
Posted at
Jan 30, 2025, 3:08 PM
Active
Omega Seamaster 300M Blue 42MM - Ref 210.30.42.20.03.001 (2022 LIKE NEW COMPLETE)

Omega Seamaster 300M Blue 42MM - Ref 210.30.42.20.03.001 (2022 LIKE NEW COMPLETE)

A 42MM Omega Seamaster 300M Blue with all functions working properly and included accessories.

  • Condition: Like new, worn less than a handful of times
  • Box And Papers: Complete box and papers, dated May 2022
  • Included Accessories: Outer sleeve, outer box, inner box, instruction manual, serialized hangtag, dust bag
Posted at
Jan 29, 2025, 4:58 PM
Active
Omega Seamaster 300M Bronze Gold box/Papers

Omega Seamaster 300M Bronze Gold box/Papers

Omega - 234.92.41.21.10.001 · $10,500
This Omega Seamaster 300M features a 41mm case, automatic movement, and 9k Bronze Gold details.

  • Condition: Excellent condition
  • Wrist size compatibility: up to an 8 inch wrist
  • Case size: 41mm
  • Movement type: Automatic
Posted at
Jan 27, 2025, 8:30 PM
Active
LNIB Omega Seamaster 300 Heritage Black 41mm Steel Bracelet 2017 Complete

LNIB Omega Seamaster 300 Heritage Black 41mm Steel Bracelet 2017 Complete

A 2017 Omega Seamaster 300 Heritage with a 41mm steel case and liquidmetal bezel, powered by the Caliber 8840 self-winding movement.

  • Condition: Like New
  • Movement: Caliber 8840 self-winding
  • Box Papers: true
Posted at
Jan 26, 2025, 11:57 AM
Active
LNIB Omega Seamaster 300 Pro Ceramic Titanium Rubber Strap 2022 Complete!

LNIB Omega Seamaster 300 Pro Ceramic Titanium Rubber Strap 2022 Complete!

This Omega Seamaster 300 Professional is a master chronometer with a ceramic and titanium case, featuring a rubber strap and measuring 43.5mm in diameter.

  • Condition: Like New
  • Case material: Ceramic/Titanium
  • Strap material: Rubber
Posted at
Jan 26, 2025, 11:48 AM
Active
Omega Seamaster 300 Diver 007 James Bond 60th 210.30.42.20.03.002 42MM B&P

Omega Seamaster 300 Diver 007 James Bond 60th 210.30.42.20.03.002 42MM B&P

This Omega Seamaster 300 Diver is a special edition James Bond watch, celebrating the 60th anniversary of the franchise. It features a 42MM case and comes with a range of documentation, including a Master Chronometer card.

  • Condition: Excellent
  • Case size: 42mm
  • Water resistance: 30ATM
Posted at
Jan 22, 2025, 8:45 PM
Active
Omega Seamaster 300 Heritage - Blue - 234.30.41.21.03.001 ( new / 2024 )

Omega Seamaster 300 Heritage - Blue - 234.30.41.21.03.001 ( new / 2024 )

A brand new Omega Seamaster 300 Heritage with a 41mm blue dial, featuring an 8912 Master Co-Axial Movement and a stainless steel case.

  • Condition: Brand new
  • Case size: 41mm diameter
  • Movement type: Master Co-Axial
Posted at
Jan 22, 2025, 3:16 PM
Active