Sestertius Sestertius The sestertius (plural sestertii), or sesterce (plural sesterces), was an ancient Roman coin. During the Roman Republic it was a small, silver coin issued only on rare occasions. During the Roman Empire it was a large brass coin. The name "sestertius" means "two and one half", referring to its nominal value of two and a half "asses" (a bronze Roman coin, singular "as"), a value that was useful for commerce because it was one quarter of a denarius, a coin worth ten "asses". The name is derived from "semis", "half" and "tertius", "third", in which "third" refers to the
Ten shilling coin Day, being fifty new pence in value. Ten shilling coin The ten shilling (10s) () coin was a one-off commemorative coin issued in Ireland in 1966 to mark the 50th anniversary of the Easter Rising. Ten shillings was a subdivision of the pre-decimal Irish pound, worth of an Irish pound, making this the highest value coin in the pre-decimal system. The coin was 83.5% silver and 16.5% copper. It measured in diameter and weighed 18.144 grams, therefore containing of silver. The coin did not prove popular, and 1,270,000 of the two million produced were withdrawn and melted down. This unpopularity