Watch List notes:

AGRIPPA, (died 12 B.C.), posthumous issue struck by Caligula (A.D. 37-41), AE as, (11.44 g), obv. M AGRIPPA L F COS III, head to left wearing rostral crown, rev. S C across, Neptune standing to left, holding dolphin and trident, (S.1812, RIC 58 (Caligula), C.3). Dark green patina, nearly extremely fine and rare in this condition.