Watch List notes:

Nero (54-68), Dupondius, Rome, c. AD 64; AE (g 15,28; mm 30; h 6); NERO CLAVD CAESAR AVG GER PM TR P IMP P P, radiate head r., Rv. SECVRITAS AVGVSTI, Securitas seated r., holding sceptre; altar to r., against which leans torch resting on bucranium; II (mark of value) in exergue. RIC 191.
Beautiful portrait struck in high relief, green patina, good extremely fine.