Watch List notes:

Constantine II. As Caesar, AD 316-337. Æ Follis (18mm, 2.17 g, 12h). Thessalonica mint, 2nd officina. Struck AD 319. Laureate and cuirassed bust right / Plan of Roman camp; in the middle, Sol standing left, extending hand and holding globe; •TS•B•. RIC VII 71. Dark green patina with some silvering, minor roughness. VF. Rare.