Watch List notes:

Germanicus. Died AD 19. Æ As (27.4mm, 10.80 g, 6h). Rome mint. Struck under Gaius (Caligula), AD 37-38. Bare head left / Legend around large S • C. RIC I 35 (Caligula). VF, dark brown patina with touches of green and some light earthen highlights/deposits, a few cleaning marks, a bit of roughness.