Watch List notes:

Quintillus (270), Antoninianus, Mediolanum, AD 270; AE (g 1,84; mm 19; h 1); [IMP QVI]NTILLVS AVG, radiate and draped bust r., Rv. [MARTI PACI], Mars standing l., holding olive-branch and sceptre; in ex. P. RIC 58; C 47.
Green patina, very fine.