1. The earliest known example of humans telling time can be found in ancient Egypt. Sundials are a surprisingly accurate method of telling time. The time is deciphered by observing the way the shadows fall on the sundial at different times of the day.
2. The pocket watch become popular during Tudor times, especially during the reign of King Henry VIII. Watches at this time were so large and cumbersome that people often wore them around their necks.
3. The wristwatch was first invented by a man named Patek Phillipe, back in 1868. His ‘Platinum Perpetual Calendar Wristwatch’ sold at Christies for a whopping 3.1 million dollars in May of 2008.