Omega - Seamaster 300 Co-Axial Master Chronometer


OMEGA first introduced the Seamaster 300 in 1957 - designed especially for divers and professionals who worked underwater. More than 60 years later, the timepiece has been completely upgraded with an enhanced form that is ready for a new generation of adventurers.

  • Movement - Omega Co-Axial Master Chronometer Calibre 8912
  • Bracelet - Brown Leather Strap
  • Case Diameter - 41mm
  • Dial - Black
  • Bezel - Black oxalic anodized aluminium bezel with its diving scale filled with vintage Super-LumiNova
  • 60 Hours Power Reserve 
  • Crystal - Domed, scratch‑resistant sapphire crystal with anti‑reflective treatment inside
  • 5 years Warranty 


  • Anti-magnetic
  • Chronometer
  • Master Chronometer Certified
  • Screw in crown 
  • Transparent case back 
  • Unidirectional rotating bezel

Presented on an ergonomic stainless steel bracelet, this timepiece includes a transparent sapphire crystal caseback, enabling a clear view of the OMEGA Co-Axial Master Chronometer Calibre 8912

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