Planet Ocean 600m Co‑Axial Master Chronometer GMT 45.5mm

Blue Ceramic – Rubber strap ‑ 45.5mm

The “Big Blue” is a combination GMT and divers’ watch that delivers bold style and innovative design. The 45.5 mm case is made from blue ceramic, with a blue ceramic bezel featuring a Liquidmetal™ diving scale. A blend of orange rubber and ceramic covers the first 15 minutes. Orange rubber also colours the OMEGA logo on the crown and helium escape valve symbol.


AUD / Including GST

Detailed features & specifications

The blue ceramic dial includes an orange GMT track, while the hands and indexes are in 18K white gold with a white Super-LumiNova coating. On the wave-edged caseback, there is a patented ceramic Naiad Lock that keeps the engraved wording in position.

The blue rubber strap includes orange stitching and lining as well as a ceramic foldover clasp. The watch is driven by the superb OMEGA Master Chronometer calibre 8906.

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 8906 Self-winding movement with Co-Axial escapement.

Certified Master Chronometer, approved by METAS, resistant to magnetic fields reaching 15,000 gauss. GMT and time zone functions. Free sprung-balance with silicon balance spring, two barrels mounted in series, automatic winding in both directions. Special luxury finish with rhodium-plated rotor and bridges with Geneva waves in arabesque.

Power reserve: 60 hours


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

Water Resistance

60 bar (600 metres / 2000 feet)

Watch Case & Dial

Case: Blue ceramic

Case Diameter: 45.5 mm

Between lugs: 22 mm

Thickness: 17.4 mm

Dial Colour: Blue

Total product weight (Approx.): 141 g


Strap type: Rubber strap

Strap colour: Blue

Strap surface: Rubber

Strap underside: Rubber

Buckle type: Fold over clasp

Buckle material: Ceramic


GMT and world timer, anti-magnetic, chronometer, date, master chronometer certified, helium escape valve, screw-in crown, transparent case back, unidirectional rotating bezel, time zone function

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