Watch List notes:

Gallienus (253-268). AE 21.5 mm. Alexandria Troas mint, Troas. Obv. IMP P LICIN GALLIENV. Laureate, draped and cuirassed bust right. Rev. COL AVGO. Horse grazing right; in exergue, TROA. Bellinger A451. AE. 4.52 g. 20.50 mm. A very attractive example. Nice brown patina. EF.