Watch List notes:

Severus Alexander. A.D. 222-235. AR denarius (18 mm, 3.18 g, 1 h). Antioch, A.D. 223. IMP C M AVR SEV ALEXAND AVG, laureate, draped and cuirassed bust of Severus Alexander right / CONCORDIA, Concordia seated left, holding patera and double cornucopiae. RIC 275; BMC 1050; RSC 38. Perfect centering and wonderfully sharp. Superb extremely fine.