Watch List notes:

Salonina (Gallienus, 253-268), Antoninianus, Mediolanum, AD 257-258 ; BI (g 3,77; mm 23; h 12); SALONINA AVG, diademed and draped bust r. on crescent, Rv. FECVNDITAS AVG, Empress standing l. with infant; at foot, child. RIC 57; C 44.
Traces of silvering, lack of metal on edge, about extremely fine.