Omega Seamaster 300 Seamaster 300 Master Co-Axial Stainless Steel / Sedna Gold / Black / Bracelet
Reference 233.20.41.21.01.001
About this watch
The Omega Seamaster 300 Master Co-Axial is a masterpiece that combines elegance, craftsmanship, and functionality. This stunning watch blends rich history with contemporary innovation, featuring a black dial beautifully complemented by Sedna gold accents. The stainless steel case measures 41mm in diameter, striking a balance between presence and wearability. The rotating bezel allows divers to track elapsed time underwater, while the Omega caliber 8400 movement provides greater precision, stability, and durability. With a power reserve of 60 hours and a frequency of 25,200 beats per hour, this watch ensures reliable timekeeping. Its impressive water resistance of up to 300 meters makes it perfect for serious divers and water sports enthusiasts. The black dial features stick and dot indexes coated with luminescent material, ensuring easy reading in low-light conditions. Omega's exceptional craftsmanship is evident in every detail, from the polished finishes to the intricate movement. This watch offers significant value, combining style, function, and brand prestige. Whether you're a diver, collector, or luxury item enthusiast, this timepiece is undoubtedly for you.
Key Features
- Omega caliber 8400 movement
- Stainless steel case with Sedna gold accents
- Rotating bezel for elapsed time tracking
- Water resistance up to 300 meters
- Chronometer rating for reliable timekeeping
- Luminescent indexes for easy reading in low-light conditions
- Exceptional craftsmanship and attention to detail
Specifications
- Brand
- Omega
- Family
- Seamaster 300
- Model
- Seamaster 300 Master Co-Axial Stainless Steel / Sedna Gold / Black / Bracelet
- Reference
- 233.20.41.21.01.001
- Movement
- 8400
- Movement Features
-
- Hours, Minutes, Seconds
- Chronometer, Co-Axial Escapement
- Case
- 41mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 300
Current Listings
![Omega Seamaster 300M Ceramic “Black Black” 210.92.44.20.01.003 [WTS]](https://preview.redd.it/fhzktj9g50ye1.jpg?width=640&crop=smart&auto=webp&s=aa53f4c7102b79466aedf907e69abeb314ded971)
Omega Seamaster 300M Ceramic “Black Black” 210.92.44.20.01.003
This Omega Seamaster 300M Ceramic is a sleek 'Black Black' model with a ceramic case and a range of features.
- Condition: Like new with no scratches or signs of wear
- Purchase Price: 6350
![[WTS][US] Omega Seamaster 300 Heritage - 41mm - Black Dial - 234.30.41.21.01.001 - Full Set](https://preview.redd.it/o9n9s9wdurxe1.jpg?width=640&crop=smart&auto=webp&s=8b2ef837f9c18a072d8b1af8e4287585ee5cd211)
[US] Omega Seamaster 300 Heritage - 41mm - Black Dial - 234.30.41.21.01.001 - Full Set
This Omega Seamaster 300 Heritage is a mechanical watch with a black dial and 41mm case size.
- Condition: Fantastic, minor hairlines on case
- Case Size: 41mm diameter
- Dial Color: Black

Omega Seamaster 300M - Black Aluminum - 210.30.42.20.01.010 ( new / 2025 )
This Omega Seamaster 300M features a 42mm stainless steel case with a black aluminum dial and bezel on mesh bracelet, powered by the 8806 Master Co-Axial movement.
- Condition: Brand New / Complete Set
- Case size: 42mm
- Movement type: 8806 Master Co-Axial
![[WTS] Omega Seamaster 300M White Dial on Rubber - Full Set + Original Receipt (2022)](https://preview.redd.it/nvkou84lukxe1.jpg?width=640&crop=smart&auto=webp&s=e641a57392a9b3456ee56147c0f0c3cd53ad71ee)
Omega Seamaster 300M White Dial on Rubber - Full Set + Original Receipt (2022)
Up for sale is my Omega Seamaster Diver 300M Co-Axial Master Chronometer with a white ceramic wave dial and black ceramic bezel, mounted on the Omega OEM black rubber strap. It features a 42mm case size, Omega Caliber 8800 movement, METAS certified, and has a water resistance of 300M.
- Condition: Very clean, minimal if any careful wear.
- Case Size: 42mm
- Water Resistance: 300M
- Movement: Omega Caliber 8800 (Co-Axial Master Chronometer)
![[WTS] Omega Seamaster 300M REF 2103.24.22.00.3001](https://preview.redd.it/aml3fmusvfxe1.jpg?width=640&crop=smart&auto=webp&s=2b50eb03cb32df89f8b94c14eeb7e19f8bc0ebf5)
Omega Seamaster 300M REF 2103.24.22.00.3001
- Size: 41mm diameter
![[wts] Like new Omega Seamaster 300M black Ceramic & titanium 43.5mm 210.92.44.20.01.001 under warranty](https://preview.redd.it/f3lv5qjjrexe1.jpg?width=640&crop=smart&auto=webp&s=77a3235f2113bc566d0ef777153b23a3774aed52)
Like new Omega Seamaster 300M black Ceramic & titanium 43.5mm 210.92.44.20.01.001 under warranty
A Like new Omega Seamaster 300M in black Ceramic and titanium, featuring a 43.5mm diameter case.
- Condition: Near mint
- Warranty Start Date: May 2024
![[WTS] Omega Seamaster 300 Professional Diver 2063.80 Full Set](https://preview.redd.it/fap5ri703dxe1.jpg?width=640&crop=smart&auto=webp&s=dd420a11dc3e555f58aae015d752ba98dee0a078)
Omega Seamaster 300 Professional Diver 2063.80 Full Set
This Omega Seamaster 300 Professional Diver features a 36mm stainless steel case, electric blue wave-pattern dial, and unidirectional rotating bezel.
- Case size: 36mm
- Water resistance depth rating: 300m
- Bracelet length: up to 18.5-19cm
![[WTS] 🔥Omega Seamaster 300M No Wave Blue Dial 41mm Watch + Cards](https://preview.redd.it/fei5fxgoyaxe1.jpg?width=640&crop=smart&auto=webp&s=cf18a04c4c54fad8f30f8ca7431d51987456f66e)
🔥Omega Seamaster 300M No Wave Blue Dial 41mm Watch + Cards
A beautiful Omega Seamaster 300m No Wave Blue dial watch in 41mm size, with a ceramic bezel and navy blue dial. The watch is in excellent condition and comes with warranty cards.
- Condition: Unworn, Near Mint condition with minor marks on bracelet and clasp
- Case Size: 41mm diameter
- Depth Rating: 300m