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The water clock was invented by the greeks in 1500 B.C.
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The Chinese and Egyptians develop sundials to track time.
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In 1821 Nicolas Mathieu Rieussec of France created a stopwatch for King Louis XVIII. The king wanted a stopwatch because he wanted to know how fast he could ride his horse.
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The first watch was made for Countess Koscowicz of Hungary by the watchmaker Patek Philippe in 1868, according to Guinness World Records. Their original use was for military purposes.
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On June 10th, 1998 Seiko released the world's first smartwatch, the Ruputer.
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The Hallucination by Graff Diamonds is the most expensive watch in the world.
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The apple watch was released on April 24th, 2015. It became the best-selling wearable device. It shows how far watches have come. For example, the Apple Watch can do things like texting, tracking workout routines, and like all watches, telling the time.
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