
The Omega Speedmaster Chrono Chime Co Axial Master Chronometer Chronograph 45mm (ref. 522.50.45.52.03.001) is a manual chronograph watch, with a 45mm 18kt sedna gold case, 17.27mm thick, powered by the Omega 1932 movement and a 60-hour power reserve. Water resistance is rated to 30m, under a sapphire crystal, with chronograph complications. Manufacturer MSRP is $627,900. The dial color is blue.