Antoninus Pius, 138-161. Semis (Orichalcum, 18 mm, 3.41 g, 6 h), Rome, 140. ANTONINVS AVG PIVS P P TR P Laureate head of Antoninus Pius to right. Rev. COS III / S - C Eagle standing right, head to left, between owl standing left and peacock in splendour, advancing right. BMC 1392. Cohen 178. RIC 709b. Very rare. Patina stripped and with a spot of corrosion on the reverse, otherwise, about very fine.