Roman coin; copper alloy radiate of Carausius, AD 286-293 (Reece Period 14), PAX AVG, Pax standing left holding branch and vertical sceptre (note PAX all under branch). Unattributed Mint. RIC V, pt 2, p. 535, no. 880. It is just possible this is a contemporary copy. Diameter 21.97mm, weight 2.37g.