Hyperpyron Johannes III, Nikaia, Kaiser (1193-1254)|Münzherr Byzanz, o.J. (1232-1254) Münzkabinett Material and Technique Gold, geprägt, Doppelschlag, gelocht, Avers mit Sgraffito: Zeichen und Buchstaben Measurement Durchmesser: 29,5 mm; Gewicht: 4,405 g
Byzantine Gold Coins - The Byzantine Empire is the term conventionally used since the century to describe the Greek-speaking Roman Empire of the Middle Ages, centered around its capital of Constantinople.
Florin This is the most famous gold coin of the Middle Ages,The Crusades promoted trade with the eastern Mediterranean, which brought enough gold into the flourishing trading city of Florence to enable it to start minting its own gold currency
Ancient persian gold dinar coin 1041-1051 ad. apc9