Watch List notes:

Severus Alexander (222-235), Sestertius, Rome, AD 222-231; AE (g 20,06; mm 30; h 1); IMP SEV ALE - XANDER AVG, laureate bust r., drapery on l. shoulder, Rv. ROMAE AE - TERNAE, Roma seated l., on shield, holding Victory and sceptre; in ex., S C. RIC 602; C 520.
Clear green patina, about extremely fine.