Watch List notes:

Gallienus. AD 253-268. Antoninianus (22.5mm, 3.25 g, 12h). Mediolanum (Milan) mint. Issue 3(1), AD 262. GALLIENVS AVG, radiate bust left, with drapery at right shoulder / IOVI CONSERVA, Jupiter standing left, holding thunderbolt and sceptre; eagle at his feet. MIR 36, 1036g (this coin illustrated); RIC V (sole reign) 486 var. (bust type); Cunetio –. Fine, some silvering, flan a bit ragged. Extremely rare, the sole piece noted by MIR.

Bought from C. J. Martin (Coins) Ltd., 1983.