Watch List notes:

The Roman Empire
Diocletian, 284 – 305

Follis, Lugdunum circa 301-303, Æ 10.20 g. IMP DIOCLETIANVS AVG Laureate and cuirassed bust r. Rev. GENIO POPV – LI ROMANI Genius standing l., wearing modius and chlamys over l. shoulder, holding patera in r. hand and cornucopiae in l.; in l. field, altar and star and B in r. In exergue, PLC. C 119. RIC 108a.
Bastien 337. A minor area of weakness on reverse, otherwise good extremely fine

A typical oversized and highly generic tetrarchic portrait of the mint of Lugdunum, on a large follis. These new follis coins of roughly the size of an as of the first century reflect an impressive effort on the part of Diocletian and his fellow emperors to restabilise the Roman currency and economy. AMP.