Watch List notes:

Agrippa (Gaius, 37-41), As, Rome, AD 37-41; AE (g 11,19; mm 30; h 7); M AGRIPPA L - F - COS III, head l., wearing rostral crown, Rv. Neptune cloaked standing l., holding small dolphin and trident; in field, S - C. RIC 58; C 3.
Green patina, bold portrait, extremely fine.