Watch List notes:

Severus Alexander (222-235), Sestertius, Rome, AD 222-231
AE (g 19,03; mm 30; h 12)
IMP CAES M AVR SEV ALEXANDER AVG, laureate, draped and cuirassed bust r., Rv. PAX - AVGVSTI, Pax running l., holding branch and sceptre; in field, S - C. RIC 592; C 189.
Untouched and attractive light green patina, nice portrait, extremely fine.