Constantine I, as Caesar, Æ Nummus. Siscia, AD 305-307. FL VAL CONSTANTINVS NOB C, laureate head right / CONCORDIA IMPERII, Concordia standing left, wearing modius, holding sceptre; VI to right, SISA in exergue. RIC 173c. 8.87g, 27mm, 5h.

Near Very Fine. Very Rare.

From the inventory of a UK dealer;
Ex Bourton on the Water Hoard, 1970.