The Fermo chasuble of St. Thomas Becket is a garment belonging to Thomas Becket, Archbishop of Canterbury from 1162 until his murder in 1170. On display at the Museo Diocesano in Fermo, the chasuble is among the possessions of the treasury of the Fermo Cathedral (Duomo di Fermo). It was donated by Presbitero, bishop of Fermo (1184-1201), who, scholar David Storm Rice suggests, had received it from Thomas Becket himself, when they were both students at the Studium of Bologna. Other sources dispute this claim, and instead suggest that the chasuble was donated by the Cult of Saint Thomas as they passed through Fermo. The textile is one few surviving from the Medieval period, and is believed to one of the oldest examples of Islamic embroidery used for a Christian purpose. This textile also ser