The Omega Speedmaster First Omega in Space Co Axial Master Chronometer Chronograph 39 7mm is a 39.7 mm watch from the Speedmaster collection. Its stainless steel case is 13.38 mm thick and 48 mm from lug to lug, with 19 mm lugs. It is water resistant to 50 m. The crystal is sapphire.

The manufacturer’s list price is US$8,500. It comes in 3 versions, with blue and grey dials.