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][US] Omega Seamaster 300 Heritage - 41mm - Black Dial - 233.30.41.21.01.001 - on Nato Strap](https://preview.redd.it/cyc3stjy5dkf1.jpg?width=640&crop=smart&auto=webp&s=4c3ae1f609ce85e14d2fd686671e79e71c2577bb)
[US] Omega Seamaster 300 Heritage - 41mm - Black Dial - 233.30.41.21.01.001 - on Nato Strap
Up for sale is an Omega Seamaster 300 Heritage - 41mm - Black Dial, a mechanically perfect watch that comes with various accessories.
- Condition: Fantastic
- Case size: 41mm
![[WTS][US] Omega Seamaster 300 Heritage - 41mm - Black Dial - 233.30.41.21.01.001 - on Nato Strap](https://preview.redd.it/idyzu7ge6zif1.jpg?width=640&crop=smart&auto=webp&s=ddeb14e71963af0a29b98aa3e0606965e7860341)
[US] Omega Seamaster 300 Heritage - 41mm - Black Dial - 233.30.41.21.01.001 - on Nato Strap
Omega Seamaster 300 Heritage, 41mm black dial watch with Nato strap, no issues mechanically.
- Condition: Fantastic condition with minor hairlines on case
- Case size: 41mm diameter
- Strap type: Nato Strap

LNIB Omega Seamaster 300 Heritage Black 41mm Steel Bracelet 2017 Complete
A 2017 Omega Seamaster 300 Heritage in black with a 41mm steel bracelet and liquidmetal bezel, featuring the Caliber 8840 self-winding movement.
- Condition: Like New (LNIB)
- Movement caliber: 8840
- Bracelet material: steel

LNIB Omega Seamaster 300 Heritage Black 41mm Steel Bracelet 2017 Complete
This Omega Seamaster 300 Heritage features a 41mm steel case, Liquidmetal bezel, and self-winding movement. It comes with a full set of accessories, including manuals and certificates.
- Condition: Like New In Box (LNIB)
- Movement: Caliber 8840
- Bracelet size: Steel bracelet

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 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

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
![[WTS] Omega Seamaster 300m Blue 212.30.41.20.03.001](https://preview.redd.it/2mmti4vuitkf1.jpg?width=640&crop=smart&auto=webp&s=6428b6b568e5eb909b8a4d555baf12c4c05cf821)
Omega Seamaster 300m Blue 212.30.41.20.03.001
This Omega Seamaster Professional 300m Blue is a men's watch featuring a blue dial and a stainless steel bracelet.
- Length of bracelet: 7.75 inches
![[WTS] 1969 Omega Seamaster 300 (Ref. 165.024) W BOX & *OMEGA REFURBISHED*](https://preview.redd.it/r93ontf1fmkf1.jpeg?auto=webp&s=b207c4b004fa9de70e46cdcfede9a691082c1596)
1969 Omega Seamaster 300 (Ref. 165.024) W BOX & *OMEGA REFURBISHED*
This 1969 Omega Seamaster 300 is a stunning collectors piece with a matte dial and original lines. It has been refurbished at Omega and comes with an authentication document and new box.
- Condition: Very good condition, refurbished
- Case makers: Two: Huguenin Frères (HF) and Centrale Boîtes (CB)
- Box type: Old style
- Papers included: Omega authentication document