Watch List notes:

Aelius caesar, 136 – 138. Sestertius 137, Æ 28.17 g. Bare-headed bust r. Rev. Concordia seated l., holding patera and leaning l. elbow on cornucopiae set on a base. C 7. RIC Hadrian 1057.
A lovely portrait and a very attractive green patina somewhat
smoothed, otherwise good very fine