Watch List notes:

Antoninus Pius (138-161), Aureus, Rome, AD 148-149; AV (g 7,18; mm 19; h 6); ANTONINVS AVG - PIVS P P TR P XII, bust r., drapery on l. shoulder, Rv. C - OS - IIII, Aequitas standing l., holding scales and cornucopiae. RIC 177b; C - ; Calicò 1499.
Expressive portrait, small marks on edge allude to previous use in jewelry, about extremely fine.