Rare sestertius of Aelius Caesar (136-138 AD), Rome mint, Roman Empire

L AELIVS CAESAR, bare head right / TR POT COS II PANNO-NIA S-C, Pannonia standing facing, head left, holding vexillum in right hand, left hand on hip. 32mm, 24.58 grams. Cohen 26; RIC 1059; BMC 1921.