Seamaster 300 Co‑Axial Master Chronometer 41mm

Bronze Gold – Leather Strap – 41mm

OMEGA first introduced the Seamaster 300 in 1957 – designed especially for divers and professionals who worked underwater.


AUD / Including GST

Detailed features & specifications

More than 60 years later, the collection has been completely upgraded, and includes this special model created in OMEGA’s own bronze alloy.

The 41 mm case and bezel are crafted from 9K Bronze Gold, while the brown ceramic bezel ring includes a diving scale in vintage Super-LumiNova. On the bronze dial, you’ll find recessed hour markers and open numerals with Super-LumiNova, as well as PVD Bronze Gold coloured hands.

Presented on a brown leather strap with a 9K Bronze Gold buckle, this timepiece includes a transparent sapphire crystal caseback, enabling a clear view of the OMEGA Co-Axial Master Chronometer Calibre 8912.

All OMEGA watches are delivered with a 5-year warranty that covers the repair of any material or manufacturing defects. Please refer to the operating instructions for specific information about the warranty conditions and restrictions.


Calibre: Omega 8912 Self-winding movement with Co-Axial escapement.

Certified Master Chronometer, approved by METAS, resistant to magnetic fields reaching 15,000 gauss. Free sprung balance with silicon balance spring, two barrels mounted in series, automatic winding in both directions. Time zone function. Special luxury finish with Geneva waves in arabesque.

Power reserve: 60 hours



Domed scratch-resistant sapphire crystal with antireflective treatment on both sides

Water Resistance

30 bar (300 metres / 1000 feet)

Watch Case & Dial

Case: Bronze Gold

Case Diameter: 41 mm

Between lugs: 21 mm

Thickness: 14.4 mm

Dial Colour: Brown

Total product weight (Approx.): 98 g


Strap type: Leather strap

Strap colour: Brown

Strap surface: Non-grained calf leather

Strap underside: Non-grained calf leather

Buckle type: Pin buckle

Buckle material: Bronze Gold


Anti-magnetic, chronometer, master chronometer certified, screw-in crown, transparent case back, unidirectional rotating bezel

See the full collection

See the collection

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