John III Ducas (Vatatzes), emperor of Nicaea, 1222-1254. Trachy (Bronze, 32 mm, 3.00 g, 6 h), Magnesia. Θ / Δ/MI/TRI St. Demetrius standing facing in military attire, nimbate and beardless, holding spear in his right hand and placing his left on shield set on the ground. Rev. John III standing facing on the left, holding labarum in his right hand and globus cruciger in his left hand, crowned by manus Dei. SB 2105. Rare. The reverse heavily double struck and with an edge crack, otherwise, about very fine.