This ancient Roman coin is a must-have for collectors. With a denomination of Nummus and a composition of Billon, this coin was minted during the reign of Empress Helena, mother of Constantine the Great. The coin is certified as genuine by NGC. The coin is from the Roman Imperial period, specifically between AD 324-328/30. It is a valuable piece of history and a testament to the ancient Roman coinage system. With its certification number of 6829348-112, this coin is a unique addition to any collection. Don't miss out on the opportunity to own a piece of ancient Roman history.