< p > before 1930, Swiss watchmaker has in an attempt to be able to make clock displaying the local time in different cities, one of the earliest is making in 1780 double pocket watch,
www.topwatchbest.com, surface indicates the 53 different local time.
earlier, "world time", "two time" such a feature is only a small number of watch brands involved in the field. But with the progress of science and technology, people are increasingly high demands on the watch, world watch between the shore and Peter are reciprocating improvement,www.salewatchstore.com, its special function also is deduced to the increasingly interesting and delicate.
although the world time and people’s lives are inextricably linked, but for most people, even if not familiar with the difference between the time,http://www.fashion-chrono.com, the life of their own. But if you need to grasp the precise and time to business people or like Fugue in remote romantics, the world watches have a reason to become your intimate belongings. It is also in the increasingly common transnational travel, the world watches the promotion of market demand,http://www.chrono2u.com, its function is more and more brands in the form of exclusive patent research and development and innovation.
Vacheron Constantin early world time zone table ref.4414, the dial can display 41 city time, 24 hours a day / night two regions.
world Master Cottier
although the world’s time standards are unified to develop, but until early 1930s, when we have today said the world watches, the invention is a genius Cottier Louis. From the point of view of some checkable data, before this, Swiss watchmaker has in an attempt to be able to make clock displaying the local time in different cities, one of the earliest is making in 1780 double pocket watch, surface indicates the 53 different local time.
Louis Cottier Heures Universelles
(HU) in the world time zone watch mechanism invented in 1935 can be said to be a pioneer, and since then the creation of the most world watches will be used as a reference or reference. Can be seen in the Louis cottier design manuscript, he designed is to center the small dial hour hand and minute hand indicating local time, also in the watch dial or outer ring engraved around the world and is the name of the area, the country and the city, inner ring with a a 24 hour rotating a circle time inner ring, displaying the time of different time zones of the world at the same time.
< p > Louis cottier Hu mechanism and previous world time zone watch the biggest difference is the local time and the world time zone time are displayed in watches the same side appeared, and no longer need are respectively arranged on the table on both sides. Some of the early ever made the world watch factory, including Patek >