Watch List notes:

Trebonianus Gallus (251-253), Sestertius, Rome, AD 251-253; AE (g 13,16; mm 29; h 12); IMP CAES C VIBIVS TREBONIANVS GAL[LVS AVG], laureate, draped and cuirassed bust r., Rv. [PIET]AS AVGG, Pietas, veiled, standing l., raising both hands; in field, S - C. RIC 116a; C 86.
Expressive portrait, green patina, extremely fine.