Circle of Donatello, ‘Sprite’, ca. 1432, The Metropolitan Museum of Art

Italian, Florence; 30 lb. (13.6 kg)
http://www.metmuseum.org/art/collection/search/207394

Image rights: The Metropolitan Museum of Art (Purchase, Mrs. Samuel Reed Gift, Rogers Fund, by exchange, and Louis V. Bell Fund, 1983), licensed under CC0 1.0 Universal