Watch List notes:

Helena, mother of Constantine I (Augusta 324-330). AE Follis. Thessalonica mint, 318-319. Obv. HELEN AVG. Draped bust right. Rev. Eight-rayed star within laurel wreath with large central jewel at top. RIC VII 50. AE. 2.57 g. 18.00 mm. Light green patina, traces of silvering. About EF.