Five punched symbols / Banker's mark. 15mmx12mm, 3.62 grams. Pataliputra mint. Mitchiner ACW 4197-4199; Gupta/Hardaker ISPC VI IV F 146 (#575).
Samrat Samprati was an emperor of Maurya dynasty. He was the son of Ashoka's blind son, Kunala. He succeeded his cousin, Dasharatha as Emperor of the Maurya Empire and ruled almost the entire present-day Indian subcontinent.