Watch List notes:

Lot of four billon tetradrachms of Diocletian. (1) Year 7 = 290/1 AD, 8.05g. Head laureate right / Zeus standing left holding patera and scepter, at his feet eagle. Cologne 3250-1. (2) Year 7 = 290/1 AD, 7.87g. Same bust type / Similar rev. type, but Zeus seated left. Cologne 3252. (3) Year 10 = 293/4 AD (no Year date, deduced from type), 7.19g. Bust laureate, cuirassed right, seen from front, fold of cloak on front shoulder / Inscription with palm branch below it in wreath, ΠEPI / OΔOC / ΔEKA / TH ("Decennalian Period"). Cologne 3269. Emmett 4085/10 (R3). (4) Year 12 = 295/6 AD, 7.49g. Same bust type of Diocletian / Draped bust of Sarapis right, kalathos on head, palm branch in right field. Cologne 3275. Not rare according to Emmett 4074/12 (R2).