Watch List notes:

Marcus Aurelius (161-180), Dupondius, Rome, AD 171-172; ; M ANTONINVS - AVG TR P XXVI, radiate and cuirassed bust r., Rv. IMP V[I] - COS III, Roma seated l., on cuirass, holding sceptre and her l. elbow resting on a round shield; behind her, oval shield. RIC 1040; C 286.
Brownish patina, about extremely fine.