Watch List notes:

Severus Alexander (222-235), Sestertius, Rome, AD 232; AE (g 23,21; mm 31; h 1); IMP ALEXANDER PIVS AVG, Laureate, draped and cuirassed bust r., Rv. MARS VLTOR / S C, Mars Ultor running r., holding spear and shield. RIC 635.
Green patina, about extremely fine.