CALIGULA, A.D. 37-41. AE Sestertius (28.34 gms), Rome Mint, A.D. 37-38. NGC Ch VF, Strike: 5/5 Surface: 2/5. RIC-32. Obverse: Laureate head left; Reverse: Caligula standing left on dais, addressing five soldiers standing right; emsella castrensis /emto right. Some scattered roughness is noted--more apparent on the reverse--but a great portrait of the emperor is the primary focus, and offers exceptional detail.