Extremely Fine Emperor Constantine the Great Roman Empire AE3 coin.
Struck as Augustus between 336 to 337 CE at the Thessalonica Mint, SMTSA.
Approx 19mm, 2.28g.
Rare, apparently Unpublished reverse type for Thessalonica Mint.
Obverse: CONSTANTINVS MAX AVG Pearl-diademed, draped and cuirassed bust of Constantine I to right.
Reverse: GLORIA EXERCITVS / SMTSA, Two soldiers standing facing each other, each holding inverted spear in his outer hand and placing his inner hand on shield set on ground; between them, two legionary standards, SMTSA in exergue.