Watch List notes:

Antoninus Pius augustus, 138 – 161. Sestertius 145-161, Æ 24.63 g. Laureate head r., drapery on l. shoulder. Rev. Athena advancing r., holding spear and shield. C 745 var. (without drapery). RIC 779 var. (without drapery).
Dark tone somewhat smoothed, otherwise good very fine