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3500 BCE
First sun dials built
3500 BC – First sundials built in ancient Egypt after they were imported from Babylon, with many ancient structures were built to mark the passage of time and determine arrival of planting seasons and harvest times. -
1400 BCE
Other early clocks
1400 BC – Some cultures mark the passage of time by measuring time it takes to burn oil, incense and candles. -
300
Sand glass clocks
300 AD – Introduction of sand glass clocks(or hourglasses). -
855
A Candle Clock
885 – Candles with time markings introduced to medieval Europe. -
1092
Mechanical water clocks
1092 – First mechanical water clock created by Chinese innovator Su Sung. -
1500
Getting closer to this day
Early 1500s – Appearance of first small domestic (table) clocks. -
1541
The London clock
1541 – First public tower clock fixed on one of the towers in Hampton Court Palace, England. -
A bit near this day
1895 – First modern electric clock created by Frank Hope-Jones. This clock became base of all modern clocks that are created today. -
To this dayish
1949 – First atomic clock created by United States National Institute of Standards and Technology (NITS). -
All the watches sold
Late 1990s – Over half a billion watches are sold every year.