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cheap michael kors handbags Bell Telephone Labs, later renamed Bell Labs. 3 years after the establishment, Bell Labs Bell Labs invented the Quartz quartz watch, cut into a fixed shape of the crystal has a characteristic, its voltage, the crystal will produce a stable vibration. The use of regular quartz crystal vibration to express the time, this technology can be described as cross The time mechanical vibration frequency is 21,600 times per hour, while the quartz crystal vibration can be as high as tens of thousands of times per second, which greatly improves the accuracy of travel time. Quartz quartz technology At that time, quartz watches, the volume is huge, and also very power. Completely impossible to wear the same as traditional mechanical watches on the wrist, so more quartz watches are present With the progress of science and technology, quartz watches gradually miniaturization. By the 1960s, quartz watches have been 'small' to be placed inside the box. In 1962, 20 Swiss watch-related companies, associations together cheap michael kors outlet

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michael kors handbags outlet online including Patek Philippe , Ralex, Earl, IWC, Jaeger-LeCoultre, Omega, Longines, Zenith and other brands. They raised funds into a center called Center Electronique Horloger (CEH) electronic watches and clocks of the institutions, to jointly develop to wear on the wrist of The quartz movement. Note that at the time, the Rolex investment Rolex Geneva and Rolex Bienne divided into two separate entities. Rolex founder Hans Wilsdorf in 1905 in London, the creation of Rolex brand predecessor. At that time he did not movement production capacity, So he found Switzerland Aegler movement factory to seek cooperation, the factory to produce small watch movement is known. In 1919, Hans Wilsdorf moved to Geneva, Switzerland, and in the second year founded the company Rolex (Montres Rolex SA) Rolex Geneva. 1936, Hans Wilsdorf get the Aegler movement factory, access to its exclusive right to use the production movement, when the Aegler movement plant was renamed 'Manufacture des Montres Rolex SA' michael kors bags outlet

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michael kors handbags outlet which is Rolex Bienne. Rolex movement plant ', but does not belong to the Rolex company. Until 2004,' Manufacture des Montres Rolex S. A 'Rolex movement plant owner to let Rolex (Montres Rolex SA) acquisition of the factory, when Rolex became a truly vertical production Watch brand. Analogy, that is, two people living together for many years, but that is not married, Rolex spent 99 years before the Aegler movement plant to marry the door. In 1966, CEH electronic watch center 's first work Beta 1 movement Because the power consumption is too large, Beta 1 only as a prototype movement test, and no actual production. In 1967, CEH electronic watch center on the basis of Beta 1 to reduce the excess power consumption structure, using a more simple design To develop Beta 2 movement. In 1968, with the technology continues to mature, CEH electronic watch center decided to develop a production version of the movement Beta 21 for the shareholders to market sales. The first batch of the Beta michael kors factory outlet