Watch List notes:

Constantine I, 307/310-337. Follis (Bronze, 19 mm, 2.57 g, 12 h), Thessalonica, Γ = 3rd officina, 318-319. CONSTA-NTINVS AVG Laureate, draped and cuirassed bust of Constantine I to left, holding spear over his right shoulder. Rev. VOT XX/ MVLT /·XXX·/TS·Γ· in four lines within laurel wreath bound below and with a medallion at the ends above. RIC 32. Dark brown patina. Slight roughness and cleaning marks, otherwise, very fine.

From the Berliner collection, formed between 1970s and early 2000s.