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 Seamaster300 Co-Axial](https://preview.redd.it/ecy28vy8ymxe1.jpeg?auto=webp&s=049f5b16cfea0fad58520c0d0672dc08201af550)
Omega Seamaster300 Co-Axial
A 2007 Omega Seamaster 300 Co-Axial ref. 233.30.41.21.01.001, purchased in Japan but decided it's not for the seller due to its flashy ceramic bezel.
- Condition: Mint condition with hairline scratches on the case
- Bezel material: Ceramic
- Strap type: SMP 300 Ceramic rubber strap
![[WTS] Omega Seamaster 300 Co Axial - Full kit + extra oem rubber strap](https://preview.redd.it/le6kfnq56vve1.jpeg?auto=webp&s=54e2352d570c1ab337373f7c4f408dd9d11c9565)
Omega Seamaster 300 Co Axial - Full kit + extra oem rubber strap
Seamaster 300 Co-Axial watch with a ceramic bezel and an additional OEM rubber strap.
- Condition: Mint condition, with couple hairline scratches
- Case condition: Mint condition, with couple hairline scratches
- Strap: SMP 300 Ceramic rubber strap (full kit)
- Running accuracy: +1-2 seconds a day

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 300 Diver Summer Blue 42mm on rubber strap 75th Anniversary Edition Complete set](https://preview.redd.it/naup9dbhbkye1.jpg?width=640&crop=smart&auto=webp&s=7d0cb78c2b80f673ebbf9c5cd5e4317a7ba8ffb5)
Omega Seamaster 300 Diver Summer Blue 42mm on rubber strap 75th Anniversary Edition Complete set
The Omega Seamaster Diver 300M 75th Anniversary Edition features a Summer Blue enamel gradient dial with light blue Super-LumiNova markers and indices, ceramic bezel, screw-down crown, helium escape valve, and rotating bezel.
- Condition: pristine condition
- Case Size: 42mm diameter
- Material: metal
- Strap Type: rubber strap
![[WTS] New Omega Seamaster 300 on Rubber Strap with Deployant Clasp](https://external-preview.redd.it/sCPtENGynixLC8FzPUEQp3SFxSHuNB1TgtafsW-Z7sU.jpg?auto=webp&s=cf9da5078edf1778c02bedfd913793308e58b6ac)
New Omega Seamaster 300 on Rubber Strap with Deployant Clasp
Up for grabs is my Omega Seamaster Diver 300M with black dial and bezel on rubber strap. Great everyday dive watch that works with everything from t-shirts to business casual.
- Condition: pristine
- Dial color: black
- Bezel material: ceramic
- Strap material: rubber