Agrippa AE As, Neptune reverse

Agrippa (+12 BC). AE As (28-29 mm, 10.16 g), Rome, struck under Caligula 37-41 AD.
Obv. M AGRIPPA L F COS III, Head of Agrippa to left, wearing rostral crown. Rev. S - C, Neptune standing left, holding small dolphin and trident.
RIC 58; BMC 161.

Very fine.