Anuradhapura Kingdom (377 BC– 1017AD)
The Anuradhapura Kingdom named for its capital city, was the first established kingdom in ancient Sri Lanka. Founded by King Pandukabhaya in 377 BC. Epigraphs reveal a multitude of Information about trade and currency use during the Anuradhapura era. These records suggest that the production and distribution of coins were done systematically. At the time, the director in charge of coin production was known as “Rupadaka” (Periyakada Vihara Epigraph). The official who authorized the produced coins was known as “Rupawaapara”. (Kaduru Wewa Epigraph)
Source : Central Bank of Sri Lanka