Gaius (Caligula) (37-41). AE Sestertius, 37-38. Obv. Head of Caligula, laureate, left. Rev. Three sisters of Caligula in guise of Securitas (Agrippina), Concordia (Drusilla), and Fortuna (Julia), standing side by side to front. RIC I (2nd ed.) 33. AE. 27.50 g. 35.00 mm. Brown patina with copper highlights. About VF.