The break out of World War I in 1914, the national military realized the importance of the "free hand" watch, this inspired strong demand for the general public opponent wearing a watch. In 1926, invented a self-winding watch, from 1960 onwards, the traditional round table kind generally by people like. Further improvement of the Swiss watch, pocket watch with chronograph, diary, tourbillon and automatic winding device to be miniaturized, which was installed on the watch. 1952 in the united states, Portugal and http://www.lookgoodfeelbetter.co.uk/common/rss.html Switzerland each produce a spreadsheet. In 1967, Neuchatel electronic timepiece developed first quartz wrist published, and different Swiss brand name to begin mass production in 1970. Since that time, new technology begun to quickly develop different brands of the wrist table also begun to develop rapidly.
Is the use of a constant cycle, continuous vibration of the vibration system. Multiplied by the vibration frequency and the vibration of rolex prices the vibration cycle, it is equal to the elapsed time = vibration period × vibration frequency. Usually by the energy, gear train, escapement, vibration system, the pointer institutions and an additional mechanism of several parts. Power - spring or weight, mechanical time work when the energy of Replica Rolex Watches that time period bar, the growth rate of the gear train can run continuously for several days, the timing of the time frequency escapement to meet the people "s concept, put the rudder or balance wheel to control the speed of the time, timekeeping (at the moment) agencies to tell people: just last beep points.