Constantine AE follis of Constantinopolis. AD 327. 19.2 mm. 3.3 g. 

CONSTANTINVS MAX AVG, head right, wearing ladder-shaped diadem.
GLORIA EXERCITVS, soldier standing left, looking right, reversed spear in right hand, left hand on shield set on ground. 

Gamma in left field.
Mintmark CONS. 

RIC VII Constantinople 16 var (headwear, listed only as plain laureate).

With permission of Eidmar auction 3, lot 640 (on biddr.com), March 2024.