Watch List notes:

Gaius (Caligula). AD 37-41. Æ As (28mm, 11.01 g, 6h). Rome mint. Struck AD 37-38. Bare head left / Vesta seated left on ornamental throne, holding patera and scepter. RIC I 38. Brown surfaces with traces of green, a few light scratches and minor roughness. VF.