Image 1: Greek Stater from Sikyon, Peloponnessos, c. 350-330 BCE. Obverse: Chimera advancing left, right paw raised, SE below, wreath above. Numismatically, Sikyon was the most productive city of Peloponnese. Its coinage appeared in the beginning of 5th century BCE and greatly increased at 400 BCE. Their high production continued till the times of the Roman conquest in 146 BCE.