Watch List notes:

Gallienus (253-268). AE Medallion, Rome mint. Obv. IMP C P LIC GALLIENVS PF AVG. Laureate and cuirassed bust right, slight drapery. Rev. MONETA AVGG. The Tres Monetae, each standing left on ground line, holding scales and cornucopia; at feet of each to left, a heap of coins. Gnecchi Tav 154, 17. AE. g. 17.59 mm. 31.50 RRR. Extremely rare. Green-brown patina. Good VF/VF.