Unknown German, ‘Helm for the Joust of Peace (Stechhelm)’, ca. 1500, The Metropolitan Museum of Art

German, probably Nuremberg; Wt. 17 lb. 14 oz. (8097 g)
http://www.metmuseum.org/art/collection/search/23216

Image rights: The Metropolitan Museum of Art (Bashford Dean Memorial Collection, Gift of Edward S. Harkness, 1929), licensed under CC0 1.0 Universal

About Unknown German