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.
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

LNIB Omega Seamaster 300 Pro 43.5mm Ceramic Case Rubber Strap 2022 Complete!
A 2022 Omega Seamaster 300 Professional with a ceramic/titanium case and rubber strap, featuring the Master Chronometer Omega Caliber 8806.
- Condition: Like New In Box (LNIB)
- Case material: Ceramic/Titanium
- Strap material: Rubber

LNIB Omega Seamaster 300 Heritage Black 41mm Steel Bracelet 2017 Complete
This Omega Seamaster 300 Heritage is a 41mm steel bracelet watch with a Liquidmetal Bezel, featuring an Omega Caliber 8840 self-winding movement and dated April 2017.
- Condition: Like New
- Movement: Omega Caliber 8840 self-winding
- Shipping: International Fedex Express Shipping (3 Days)
- Reference available: Multiple references available

Omega Seamaster 300m "007" Commander's Watch- Limited Edition
A limited edition Omega Seamaster 300m 'Commander's Watch' tribute to naval heritage and James Bond, featuring a polished white ceramic dial and blue ceramic bezel.
- Condition: GOOD - shows small nicks and scratches on case from normal use.
- Case size: 41mm
- Material: Stainless Steel
- Bezel: Blue Ceramic with White & Red Diving Scale
Omega Seamaster 300 - 60th Anniversary Master Chronometer,
The Omega Seamaster 300 is a limited edition watch celebrating its 60th anniversary, featuring an automatic Co-Axial Master Chronometer caliber 8806 and a water-resistant stainless steel case.
- Condition: Excellent condition
- Case Material: Brushed and polished stainless steel
- Bracelet Type: Stainless steel with folding deployant clasp
- Movement: Omega Co-Axial Master Chronometer caliber 8806

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

Omega Seamaster 300M - Black Aluminum - 210.30.42.20.01.010 ( new / 2025 )
This is a brand new Omega Seamaster 300M with a black aluminum dial and bezel on a mesh bracelet.
- Condition: Brand new
- Movement: 8806 Master Co-Axial Movement
- Case material: Stainless Steel

Omega Seamaster 300M - Grey / Titanium Diver - 210.32.42.20.06.002 ( new )
This Omega Seamaster 300M is a 42mm stainless steel watch with a grey dial and titanium bezel, featuring an 8806 Master Co-Axial movement.
- Condition: Brand new
- Movement: 8806 Master Co-Axial
- Case material: stainless steel
- Diameter: 42mm

Omega Seamaster 300M - White Dial - 42mm - 210.30.42.20.04.001 ( new / 2024 )
This Omega Seamaster 300 is a brand new watch with a white dial and black bezel, featuring a stainless steel case and Master Co-Axial movement.
- Condition: Brand new
- Case size: 42mm diameter
- Movement type: Master Co-Axial

Omega Seamaster 300 - Diver - White Dial - 210.32.42.20.04.001 ( new / 2024 )
This is a brand new Omega Seamaster 300 with a white dial, featuring a 42mm stainless steel case and an 8800 Master Co-Axial movement.
- Condition: Brand new
- Case size: 42mm
- Movement type: Master Co-Axial