Watch List notes:

John III Ducas (Vatatzes), emperor of Nicaea, 1222-1254. Tetarteron (Bronze, 17 mm, 1.04 g, 6 h), Magnesia. Head of cherub with four wings; in left and right fields, :· and :·. Rev. IW / Δ/[E]C - [...]/Δ[...] John standing facing, holding labarum in right hand and globus cruciger in left. DOC 57. SB 2115. Green patina with a few earthen highlights. About very fine.