Watch List notes:

Diocletian. As Senior Augustus, AD 305-311/2. Æ Follis (28mm, 10.12 g, 6h). Serdica mint, 5th officina. Struck AD 305-306. Laureate bust right, wearing imperial mantle, holding olive branch and mappa / Providentia standing right, extending hand to Quies standing left, holding branch and scepter; S-F/E//•SM•SD•. RIC VI 14a. Good VF, dark brown patina.

Ex Elliott-Kent Collection (Classical Numismatic Group Electronic Auction 234, 9 June 2010), lot 429; Vecchi 16 (9 October 1999), lot 546.