John III, Billon Trachy. 

Obv: MHP-QV to left and right of Mary, nimbate, wearing pallium and maphorium, seated facing
Rev: IW DEZ POTH C O DV CAK to left and right of John, standing, holding akakia and cross-tipped sceptre. Magnesia mint.

Sear Byzantine 2097, scarce. 
(John *II* did not have the C-O in his legend and his obverse legend was MP-theta V)

Contributed by Dane for George Clegg (biggyg2), June 2007