Watch List notes:

Gaius (Caligula). AD 37-41. Silvered Æ "Sestertius" (37mm, 28.23 g, 7h). Signed Berlin Münzkabinett replica. Laureate head left / The three sisters of Gaius (Caligula): Agrippina, Drusilla, and Julia. Edge marked (MB). Cf. Berlin Inv. 18215927 = http://ww2.smb.museum/ikmk/object.php?id=18215927 (for model type). EF.