670 BC
# 670 BC

The year 670 BC was a year of the pre-Julian Roman calendar. In the Roman Empire, it was known as year 84 Ab urbe condita . The denomination 670 BC for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.

## Events

* King Gyges of Lydia mints the first Greek coins.
* Miletus begins establishing colonies in the Black Sea and Mediterranean Sea.
* Metallurgy was invented
