John III Ducas (Vatatzes), emperor of Nicaea, 1222-1254. Trachy (Bronze, 31 mm, 3.41 g, 6 h), Magnesia. +ΚЄ ROHΘЄI Draped bust of Christ facing, nimbate, raising his right hand in benediction and holding scroll in his left; in fields, IC - XC. Rev. John III, standing facing on the left, holding labarum in his right hand and St. Constantine, standing facing on the right, holding labarum in his right hand; both holding between them a patriarchal cross on three steps. SB 2093. About very fine.