Watch List notes:

Gallienus, 253-268. Aureus (Gold, 20 mm, 4.50 g, 12 h), Viminacium, 254-256. IMP GALLIENVS P AVG Laureate, draped and cuirassed bust of Gallienus to right, seen from behind. Rev. VIRTVS AVG Gallienus standing front, head to left, placing his right foot on helmet, holding globe in his right hand and scepter in his left. Calicò -. CNG E-Auction 442 (2019), 286 (same reverse die). MIR -. RIC -. Of the highest rarity, apparently the second known example. The obverse struck somewhat off center, and with light marks and scratches and likely a plugged hole at 12 o'clock, otherwise, good very fine.