Watch List notes:

Marcus Aurelius (161-180), Sestertius, Rome, AD 177-178; AE (g 24,03; mm 30; h 6); M AVREL ANTONI - NVS AVG TR P XXXII, laureate head r., Rv. FELICITAS [AVG IMP VIIII] COS III P P, Felicitas standing l., holding caduceus and sceptre; in field, S - C. RIC 1227; C 184 var (draped bust).
Green patina, about extremely fine / good very fine.