Omega Seamaster 300 Seamaster 300 Master Co-Axial Stainless Steel / Black / Bracelet
Reference 233.30.41.21.01.001
About this watch
The Omega Seamaster 300 Master Co-Axial is a masterpiece that blends luxury with functionality. Its stunning design, robust movement, and impressive features make it a worthy investment for anyone looking to own a piece of horological history. With a water resistance of 300 meters, it’s designed for serious diving activities, while its comfortable fit and stylish design make it suitable for everyday wear. The watch features a 41mm round stainless steel case, black dial with stick and dot indexes, and a rotating bezel with a 0-60 scale. Protected by a sapphire crystal, the watch is resistant to scratches. At the heart of the Seamaster 300 is the Omega caliber 8400 movement, which incorporates the Co-Axial escapement for enhanced precision and stability.
Key Features
- 41mm round stainless steel case
- Black dial with stick and dot indexes
- Rotating bezel with 0-60 scale
- Sapphire crystal protection
- Omega caliber 8400 movement
- Co-Axial escapement for precision and stability
- 300m water resistance
Specifications
- Brand
- Omega
- Family
- Seamaster 300
- Model
- Seamaster 300 Master Co-Axial Stainless Steel / Black / Bracelet
- Reference
- 233.30.41.21.01.001
- Movement
- 8400
- Movement Features
-
- Hours, Minutes, Seconds
- Chronometer, Co-Axial Escapement
- Case
- Stainless Steel 41mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 300
Current Listings
![[WTS] Omega Seamaster 300M Quartz “Electric Blue” – Ref. 2265.80 – $2,500 Shipped (USA)](https://preview.redd.it/23k91f4b1ejf1.jpg?width=640&crop=smart&auto=webp&s=b90a68dd16e6e4e6d1d661b3849f97e4873abb21)
Men’s Omega Seamaster 300M Professional Chronograph watch – Black Dial – 2594.52
The Omega Seamaster Professional Chronograph delivers a perfect blend of sporty function and iconic styling with its stainless steel case, matching steel bracelet, and black dial.
- Condition: Some heavier marks in bezel, clean crystal, small dings and scratches on case and bracelet
- Movement: Omega Caliber 1164 automatic movement
- Water Resistance: 300m
- Case Size: 41.5mm

Omega Seamaster 300M - White Dial - 42mm - 210.30.42.20.04.001 ( new / 2025 )
This Omega Seamaster 300 is a brand new, complete set item featuring a 42mm stainless steel case and Master Co-Axial movement.
- Condition: Brand New
- Case size: 42mm diameter
- Movement: Master Co-Axial 8800
- Water resistance: unknown

Omega Seamaster 300 - Diver - White Dial - 210.32.42.20.04.001 ( excellent )
Up for sale is an excellent condition Omega Seamaster 300 White Wave Dial on Rubber Strap, ref # 210.32.42.20.04.001 It comes with all boxes, papers, booklets, and Omega Warranty Card dated August 2021.
- Condition: Excellent Condition / August 2021
- Case Size: 42mm
- Movement: 8800 Master Co-Axial Movement
- Material: Stainless Steel

Omega Seamaster 300M 20mm Steel Bracelet - STZ010108 ( excellent )
A stainless steel Omega Seamaster 300M bracelet, fitting 42mm Seamaster 300M watches and other 20mm Omega models.
- Condition: Excellent Condition
- Lug width: 20mm