The Omega Seamaster Olympic Official Timekeeper Co Axial Master Chronometer 39 5mm is a 39.5 mm watch from the Seamaster collection. Its 18kt sedna gold case is 11.98 mm thick and 44.5 mm from lug to lug, with 20 mm lugs. It is water resistant to 60 m. The crystal is sapphire.

The manufacturer’s list price is US$26,400. It comes in 2 versions, with white and gold dials.