Watch List notes:

Marcus Aurelius, as Caesar, Sestertius, Rome, AD 152-153 ; AE (g 29,58; mm 34; h 11); AVRELIVS CAE - SAR AVG PII FIL, draped bust r., Rv. TR POT - VII - [CO]S II, Minerva seated r., holding long sceptre. RIC 1311 (Antoninus Pius); C -.
Green patina with spots of cuprite deposits, gently smoothed, extremely fine.