Constellation Globemaster Omega Co-Axial Master Chronometer 39 mm Constellation Globemaster Omega Co-Axial Master Chronometer 39 mm Constellation Globemaster Omega Co-Axial Master Chronometer 39 mm Constellation Globemaster Omega Co-Axial Master Chronometer 39 mm Constellation Globemaster Omega Co-Axial Master Chronometer 39 mm Constellation Globemaster Omega Co-Axial Master Chronometer 39 mm Constellation Globemaster Omega Co-Axial Master Chronometer 39 mm