Watch List notes:

Moesia Inferior, Nicopolis ad Istrum. Diadumenian. As Caesar, A.D. 217-218. Æ tetrassarion (26.3 mm, 11.40 g, 12 h). Statius Longinus, magistrate. M OΠEΛ ΔIAΔOVMENIANOC K, bare-headed, draped and cuirassed bust right; seen from front / VΠ CTA ΛONΓAINOV NIKOΠOΛITΩN / ΠPOC / IC, Demeter standing left, holding long torch entwined by serpent, holding grain ears over open cista mystica from which a serpent emerges. Varbanov 3722; H&J 8.25.5.4; AMNG 1836; Megaw 4.13a. aVF, green patina. 

Ex George Spradling collection.