'Besant' was a gold coin during ancient
Besant is a medieval term for a gold coin. Medievally originally it meant the gold coins produced by the government of the Byzantine Empire. The word was derived from the Greek Byzantium. Later in the medieval era among the Latins the scope of the word was expanded to gold coins produced by Arabic governments. Aureus, basic gold monetary unit of ancient Rome and the Roman world. It was first named nummus aureus (“gold money”), or denarius aureus, and was equal to 25 silver denarii; a denarius equaled 10 bronze asses.