This Omega Speedmaster (ref.22498050) is a round stainless steel chronograph watch featuring a dark blue dial with subdials, moon phase complication at the 6 o'clock position, co-axial mechanical movement ensuring precision and durability, screw-down bezel specifically designed to be operated externally with ease of use in mind. The case is round-shaped in dimensions reaching approximately 44mm. It includes an engraved logo on its dial surface or elsewhere as specified by user.