Saint James Major
painted surface: 26 x 20 cm (10 1/4 x 7 7/8 in.)  overall: 30.7 x 23 cm (12 1/16 x 9 1/16 in.)  framed: 44.4 x 60 cm (17 1/2 x 23 5/8 in.)

About Workshop of Simone Martini