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2. Tissot - Wikipedia

   en.wikipedia.org/wiki/Tissot

   The Tissot company was also the first to make watches out of plastic (Idea 2001 in 1971), stone (the Alpine granite RockWatch in 1985), mother of pearl (the Pearl watch in 1987), and wood (the Wood watch in 1988). [2] Tissot introduced its first tactile watch, with "T-Touch," technology in 1999; watches containing this technology have touch ...

3. Automatic quartz - Wikipedia

   en.wikipedia.org/wiki/Automatic_quartz

   The first such watch was released in Germany in January 1988 and April of the same year in Japan (under the name Auto-Quartz). [3] The watches had an average monthly rate of ±15 sec and provided 75 hours of continuous operation when fully powered. Early automatic quartz movements were called AGS (Automatic Generating System).

4. Zodiac Watches - Wikipedia

   en.wikipedia.org/wiki/Zodiac_Watches

   Zodiac Watches, or simply Zodiac, is an American [1] brand of Swiss-made watches founded in 1882 by Ariste Calame in Le Locle, Switzerland. The company mostly focuses on its dive watches through its Sea Wolf line, [ 2 ] one of the first modern dive watches, which debuted in 1953, before the Rolex Submariner and after Blancpain Fifty Fathoms. [ 3 ]

5. Abraham-Louis Perrelet - Wikipedia

   en.wikipedia.org/wiki/Abraham-Louis_Perrelet

   Abraham-Louis Perrelet (9 January 1729 – 1826) was a Swiss horologist.He was born in Neuchâtel, then in the Principality of Neuchâtel.. His father, Daniel was a carpenter and a farmer and as soon as the young man was in a position to do some favours, he helped his parents on the farm.

6. Chronometer watch - Wikipedia

   en.wikipedia.org/wiki/Chronometer_watch

   Each movement is individually tested for several consecutive days, in five positions and at three temperatures. Any watch with denominations "certified chronometer" or "officially-certified chronometer" contains a certified movement and matches the criteria in ISO 3159 Timekeeping instruments—wristwatch chronometers with spring balance ...

7. Seiko - Wikipedia

   en.wikipedia.org/wiki/Seiko

   In 1968, Seiko introduced three ten beat (ten ticks per second) calibers, the automatic caliber 61GS, the manual winding 45GS [46] and 19GS [47] for women's watch. The 61GS was Japan's first automatic ten beat watch, and it was the most accurate mechanical watch due to the high beat calibers. [48]