Watch List notes:

Nero (54-68), Dupondius, Lugdunum, c. AD 66; AE (g 13,47; mm 30; h 6); IMP NERO CAESAR AVG P MAX TR P P P, laureat head r., globe at point of bust, Rv. SECVRITAS - AVGVSTI, Securitas seated r., holding sceptre; before, altar against which leans lighted torch; in ex. S C. RIC 518; C 324.
Grey-green patina, about extremely fine.