Watch List notes:

Divus Augustus, Dupondius struck under Caligula, Rome, AD 37-41; AE (g 14,27; mm 29; h 6); DIVVS AVGVSTVS, radiate head l.; in field, S - C, Rv. CONSENSV SENAT ET EQ ORDIN P Q R, Gaius (or Augustus) seated l. on curule chair, holding branch and globe. RIC 56; C 87.
Green tone, somewhat smoothed, otherwise about extremely fine.