-
Period: 5500 BCE to 5500 BCE
first o'clock
Egypt -
Period: 4000 BCE to 4000 BCE
sundial
Egypt -
Period: 3500 BCE to 3500 BCE
The most famous obelisk
Egypt -
Period: 325 BCE to 325 BCE
Water clock (alarm clock)
Greece -
Period: 30 BCE to 30 BCE
30 meter sundial
Rome -
Period: 600 to 600
clocks like candles with incense
China -
Period: 1206 to 1207
Water driven astronomical clock
Persia -
Period: 1500 to
Sundial
Europe -
Period: to
Mechanical watches
All world -
Period: to
Pocket watch
All world