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Watch mechanism accuracy

In the course of the 17th century the centre of watch production in Europe shifted from town to town for some special reasons. The events of the Thirty Year’s War (1618-48) undermined the former power in watchmaking of some German cities like Nuremberg and Augsburg. In early 17th century French watchmakers had no equals in Europe. But after the abolishment of the Nantes edict in 1685, many well-known Protestant masters left France and emigrated to England and Switzerland where they promoted the revival of watch production. By 1700 these countries became the world centres of watch making.
antique clock of the 17th century
The 17th century brought about great, changes in the watch mechanism. In 1657, Dutch scientist Christiaan Huygens first applied the pendulum theory to regulate the clock operation which ensured its accuracy. After 1650 the minute hand appeared and so did the second round of arabic numerals to indicate the minutes on the face plate. In the second half of the 17th century pocket watches acquired a round shape which is more familiar to us. This however does not mean that all watches produced at that time had a minute hand and were round in shape. There is a wonderful watch by Parisian master Auguste Bretaunneau: it is of square shape, with one hand and a crystal lid instead of a face glass which was already usual for the second half of the 17th century. The watch is decorated with blue enamel, diamonds and a laid-on gold floral pattern.

Chopard Watches
Chopard Watches are among the few prestigious watch brands, valuing the world. The company was founded in 1860 by Louis-Ulysses Chopard, who founded the production Sonviye, in the mountains of Switzerland. Fast enough firm has earned a reputation for high-quality pocket chronometers, and then became the official supplier of the

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