Isotta degli Atti, 1432/1433-1474, Mistress 1446, then Wife after 1453, of Sigismondo Malatesta [obverse]
overall (diameter): 8.39 cm (3 5/16 in.)  gross weight: 285.07 gr (0.628 lb.)  axis: 12:00

About Matteo de' Pasti