This Glashütte Original Senator Cosmopolite is a very young second hand watch, almost never worn. Complete with original box, manual and international warranty papers. Full reference: 1-89-02-01-04-50 (with folding buckle in short version) Full 18K white gold case, rare piece! One of the key features of the Senator Cosmopolite is the ability of the watch to track two timezone simultaneously, with a time zone wheel that allows 37 different time zones to be displayed. The 37 different time zones are named accordingly to their IATA code, and the time zones that are offset with the GMT by full-hour, half-hour, quarter/ three-quarter hours are color-coded to make the identification a little bit easier.