Watch List notes:

Roman Ae Sestertius Antoninus Pius (146AD) Obverse: Bust right, laureate, ANTONINVS AVG PIVS PP TR P, Reverse: Antoninus droving slow quadriga left, holding eagle-tipped sceptre, COS IIII SC below, 26.98 grammes, Cohen 320, RIC 767a, Fine

Estimate: 40-80 GBP