Petrus Christus, ‘A Goldsmith in his Shop’, 1449, The Metropolitan Museum of Art

painted surface 38 5/8 x 33 1/2 in. (98 x 85.2 cm)
http://www.metmuseum.org/art/collection/search/459052

About Petrus Christus

Netherlandish, 1410-1475, Baarle-Hertog, Belgium, based in Brügge, Germany