Watch List notes:

Aelius caesar, 136 – 138. Aureus 137, AV 7.09 g. L·AELIVS – CAESAR Bare head l. Rev. TRIB POT – COS II PIE – TAS Pietas standing r., raising r. hand and holding box of perfumes in l.; in r. field, altar. C 42. BMC Hadrian 1004. RIC Hadrian 444. Calicó 1449 (this obverse die).
Very rare. A bold portrait struck in high relief, almost
invisible marks, otherwise extremely fine