Watch List notes:

Constantine I. A.D. 307/10-337. Æ 3 (19.3 mm, 3.36 g, 6 h). Thessalonica mint, A.D. 320. CONSTANTINVS AVG, helmeted and cuirassed bust right / VIRTVS EXERCIT, two captives seated between banner with VOT/XX; S-F, ·TS·Γ· in exergue. RIC 75. gVF. 

Ex Dave Surber collection.