Watch List notes:

Gaius (Caligula). AD 37-41. Æ Sestertius (34.8mm, 26.02 g, 6h). Rome mint. Struck AD 37-38. Laureate head left / S•P•Q•R/P • P/OB CIVES/SERVATOS in four lines within oak wreath. RIC I 37. Near VF, rough dark green patina.