Watch List notes:

Gallienus. AD 253-268. Antoninianus (19mm, 2.25 g, 7h). Rome mint, 7th officina. 10th issue, AD 267-268. GALLIENVS AVG, radiate, draped, and cuirassed bust left, viewed from rear / APOLLINI CONS AVG, centaur walking right, drawing bow; Z in exergue. MIR 36, – [735q]; RIC V (sole reign) 163 var. (bust type); Wolkow 2s+7 (R4); Cunetio –; Normanby 343 (same obv. die). VF, green patina with light earthen deposits. Extremely rare.

Ex I. Vecchi 13 (4 September 1998), lot 1113.