302-303 AD., Diocletian, Thessalonica mint, Follis, RIC 23a.

Diocletian, Thessalonica mint, 302-303 AD.,
Æ Follis (27-28 mm / 9,99 g),
Obv.: IMP C C VAL DIOCLETIANVS P F AVG , his laureate head facing r.
Rev.: GENIO POPV - L - I ROMANI / Δ / T S , Genius standing left, modius on head, naked but for chlamys over l. shoulder, r. holding patera (from which liquor flows), l. cornucopia, Δ right, T S in exergue.
RIC VI, 512, 23a (common) .