Ernest Casimir, Count of Nassau-Dietz

Willem Jacobsz Delff after Michiel van Miereveld

National Gallery of Art

In this image, there is an illustrated portrait of a man in formal attire. He is shown in an official pose, looking directly at the viewer. The man has a full mustache and a small goatee, with wavy hair styled back. He wears an elaborate doublet with a high, lace collar and a breastplate underneath. The background is dark, and the portrait is framed by an oval border. Text below the image likely identifies the person depicted.