Watch List notes:

Trebonianus Gallus (251-253), Antoninianus, Rome, AD 251-253; AR (g 3,77; mm 21; h 6); IMP CAE C VIB TREB GALLVS AVG, radiate, draped and cuirassed bust r., Rv. LIBERALITAS AVGG, Liberalitas standing l., holding abacus and cornucopiae. RIC 36; C 56.
Very rare, lightly toned, good extremely fine.