John VIII Palaeologus, 1392-1448, Emperor of Constantinople 1425 [obverse], Pisanello, 1438
Date: 1438. Dimensions: overall (diameter): 10.38 cm (4 1/16 in.); gross weight: 421.59 gr (0.929 lb.); ; axis: 11:00. Medium: lead. Collection: National Gallery of Art. Pisanello, John VIII Palaeologus, 1392-1448, Emperor of Constantinople 1425 (obverse), 1438, NGA 44314