Each reference had silver black blue and salmon dials while these dial variations weren't link necessarily matched to a metal the combos were certainly meant to look good together for example salmon or blue dials link are only found with white link metals. link

On the practical side, mechanical watches can offer an added layer of security simply by telling time. An intelligence operation is a carefully choreographed dance where accurate timekeeping is mission-critical. Missing a clandestine operational meeting, a surveillance detection cover stop, or a link dead drop signal by seconds can mean the link difference between link operational success and high-stakes failure. link