Watch List notes:

Gallienus (253-268). BI Antoninianus, Antioch mint, 265-266 AD. Obv. GALLIENVS AVG. Radiate and cuirassed bust right . Rev. CONSERVATOR AVG. Aesculapius standing facing, head left, leaning on serpent-entwined staff. RIC V 632. BI. 3.75 g. 21.50 mm. An outstanding example. Broad flan and virtually complete silvering. Rare as such. Good EF.