Watch File: Amazing Facts About Watches
1. 4000 years
That’s how old the first record of time is. There wasn't any watch that recorded time but other devices like candle clock, water clock, sundials, hourglass, etc. People use to look at the natural elements to deduce an approximate time of the day. Mechanical clocks emerged later. And the wrist watch that we wear today was invented much later in 16th Century.