Omega Speedmaster Moonwatch Professional Chronograph 42mm 310.32.42.50.01.001-29533

This watch features a 42mm stainless-steel case with nylon fabric strap, as well as a hesalite crystal, aluminum bezel insert, and 50-meter water resistance. Black dial with applied Omega logo. Powered by Omega manual-wind co-axial master chronometer caliber 3861 with 50-hour power reserve. 20mm lug width.