Omega Speedmaster Moonwatch Professional Chronograph 42mm 310.32.42.50.01.002-29534

This watch features a 42mm stainless-steel case, black leather strap, front sapphire crystal, and sapphire crystal exhibition caseback. 50-meter water resistance. Black dial with chronograph function and luminous hands and markers. Powered by Omega manual-wind co-axial master chronometer caliber 3861 with 50-hour power reserve. 20mm lug width.