Diocletian. As Senior Augustus, AD 305-311/2. Æ Follis (26.5mm, 8.87 g, 6h). Serdica mint, 2nd officina. Struck AD 305-306. Laureate bust right, wearing imperial mantle, holding olive branch and mappa / Providentia standing right, receiving olive branch from Quies standing left, holding scepter; S-F//B//• SM • SD •. RIC VI 15a. Green patina, traces of silvering. EF.
From the Jack A. Frazer Collection. Ex Classical Numismatic Group 50 (23 June 1999), lot 1683.