Fals

Medieval copper coin issued by the Umayyad caliphate

The fals was a medieval copper coin first produced by the Umayyad caliphate (661–750) beginning in the late 7th century. The name of the coin is derived from the follis, a Roman and later Byzantine copper coin. The fals usually featured ornate Arabic script on both sides. Various copper fals were produced until the 19th century. Their weight varied, from one gram to ten grams or more.

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