Watch List notes:

Trebonianus Gallus (251-253), Sestertius, Rome, AD 251-253; AE (g 23,47; mm 31; h 6); IMP CAES C VIBIVS TREBONIANVS GALLVS AVG, laureate, draped and cuirassed bust r., Rv. APOLL SALVTARI, Apollo standing l., holding laurel branch and leaning on lyre set on rock; in field, S - C. RIC 103; C 21.
Green patina, extremely fine.