It is the work of the great engraver Gerolamo Vassallo, active between the end of the 700 and the first 800. The personification of the bust with turreted head of Genua is inspired by circular models in the French medallist physiognomy of the time.

It is in gold and it represents the great Genoese Admiral in the iconography of the imperial Roman coins

It is the largest nominal gold coin minted by the Ligurian Republic, born with the fall of the Ancien Régime. by the French Revolution. New and marked by the new revolutionary values is the iconography of Liguria, of the Phrygian cap, etc.