Constellation Globemaster Omega Co-Axial Master Chronometer 39mm

From the retailer listing

The Globemaster is already a legendary name in the OMEGA family. Now it has been updated to become the world's first Master Chronometer, further enhancing its reputation within the watchmaking industry. Along with a new standard of quality, the simple yet captivating design makes this watch a true object of desire. For this model, the stainless steel case features a hard metal scratchproof fluted bezel, with a rhodium-plated Constellation star, and hands and indexes which have also been filled with illuminous Super-LumiNova. The caseback includes a stainless steel Central Observatory medallion, while the sun-brushed blue Pie Pan" dial is reminiscent of the first 1952 Constellation model. This colour design is continued with a blue leather strap, while at its core, the watch is driven by OMEGA's Co-Axial Master Chronometer Calibre 8900, featuring revolutionary anti-magnetic technology."