Omega Seamaster 300 Seamaster 300 Master Co-Axial Titanium / Blue / Bracelet
Reference 233.90.41.21.03.001
About this watch
The Omega Seamaster 300 Master Co-Axial Titanium stands out as a remarkable blend of style, functionality, and innovation. This stunning timepiece is a game-changer with its use of titanium, which is lighter than stainless steel yet incredibly durable and resistant to corrosion. The deep blue dial catches the light beautifully, ensuring it stands out without being overly flashy. With a smooth finish and vibrant hue, it's reminiscent of ocean depths and aquatic adventures. At the core of this watch is the Omega caliber 8400 movement, a self-winding marvel featuring a Co-Axial escapement that enhances precision and stability while reducing friction. This means fewer maintenance needs over time, allowing you to enjoy your watch without frequent trips to the jeweler. With its impressive water resistance of 300 meters (or 1,000 feet), this watch is perfect for diving, swimming, or just splashing around at the beach. Its elegant design allows it to pair well with various outfits, making it suitable for both casual and formal occasions.
Key Features
- Omega caliber 8400 self-winding movement
- Titanium case and bracelet
- Deep blue dial with stick and dot indexes
- Rotating bezel with 0-60 dive scale
- 300 meters water resistance
- 41.00 mm diameter
- Sapphire glass
Specifications
- Brand
- Omega
- Family
- Seamaster 300
- Model
- Seamaster 300 Master Co-Axial Titanium / Blue / Bracelet
- Reference
- 233.90.41.21.03.001
- Movement
- 8400
- Movement Features
-
- Hours, Minutes, Seconds
- Chronometer, Co-Axial Escapement
- Case
- 41mm
- Dial Color
- Blue
- Crystal
- Sapphire
- Water Resistance
- 300
Current Listings

Omega Seamaster 300M - Grey / Titanium - 42mm - 210.30.42.20.06.002 ( new )
This Omega Seamaster 300 is a Master Chronometer with a stainless steel case and 8806 movement. It features a grey dial and titanium bezel on a bracelet.
- Condition: Brand new
- Case size: 42mm diameter
- Movement: Master Co-Axial Movement 8806
Omega Seamaster 300m 41mm Black NOS 212.30.41.20.01.003
A 2018 Omega Seamaster 300m in black, still with factory plastics and unworn.
- Condition: New Old Stock (NOS)
- Year Of Manufacture: 2018
- Warranty Length: 1 year

Omega Seamaster 300M - Blue Dial - 210.30.42.20.03.001 ( excellent / 2024 )
This Omega Seamaster 300 is a Master Chronometer with a 42mm stainless steel case, featuring a blue dial and bezel on a bracelet.
- Condition: Excellent
- Movement: 8800 Master Co-Axial Movement
- Case size: 42mm diameter
- Shipping options: Fedex Express within the US, International Shipping adds $150
2022 Omega Heritage Seamaster 300, Blue Dial (Full Set)
This Omega Heritage Seamaster 300 features a stunning blue sandwich dial and a rhodium-plated movement showcased through a sapphire caseback.
- Condition: Excellent, with minor superficial signs of use on the bracelet
- Movement: Omega Co-Axial Master Chronometer Calibre 8912, self-winding, METAS-certified chronometer
- Bezel material: Oxalic Acid Anodized Aluminium
- Depth rating: 300m water resistance

Omega Seamaster 300M SS 42MM Diver Summer Blue Wave Dial 210.30.42.20.03.003 B
Up for sale is an Omega Seamaster 300M SS 42MM Diver Summer Blue Wave Dial, in excellent condition. The timepiece includes various accessories such as the inner and outer box, booklet, serial hang tag, pictogram card, master chronometer card, and international Omega warranty card.
- Condition: Excellent
- Case Size: 42mm
- Material: Stainless Steel

OMEGA Seamaster 300m Chronometer 2551.80 36mm Medium Size Automatic watch
This is a 36mm medium size Omega Seamaster 300m Chronometer, an automatic watch that is functioning fine but could benefit from a light polish.
- Condition: Pre-owned, needs polish and potential service
- Size: 36mm diameter
🎯Omega Seamaster 300M Bond 007 �NTTD�, Full Kit 210.92.42.20.01.001 🎯
This Omega Seamaster 300M Bond 007 watch comes with a NATO strap and is in great condition, making it one of the cleanest 2024 NTTD models available. The timepiece includes outer and inner boxes, warranty card, jeweler warranty, and manual.
- Condition: Great condition, no major blemishes
- Case Diameter: 42mm
- Water Resistance: 30 ATM
- Movement: Automatic 8806

Omega Seamaster 300M - Summer Blue - 42mm - 210.30.42.20.03.003 ( new / 2024 )
This Omega Seamaster 300M 42mm Summer Blue Dial is a brand new watch with all original boxes, papers, and accessories.
- Condition: Brand new
- Case material: Stainless steel
- Movement: 8800 Master Co-Axial

Omega Seamaster 300M - Summer Blue - 42mm - 210.32.42.20.03.002 ( new / 2024 )
This Omega Seamaster 300M is a 42mm stainless steel watch featuring a Summer Blue dial and diver strap, complete with all original boxes, papers, and warranty card.
- Condition: Brand new
- Case size: 42mm
- Movement type: 8800 Master Co-Axial Movement