Watch List notes:

Gratian (367-383), Nummus, Nicomedia, AD 379-383; AE (g 1,31; mm 13; h 12); D N GRATIA - NVS P F AVG, diademed, draped and cuirassed bust r., Rv. VOT / XX / MVLT / XXX, in laurel wreath; below, S[MN]B. RIC 39a; C 77.
Untouched green patina, about extremely fine.