Courtesy of The Royal Armoury (http://emuseumplus.lsh.se/eMuseumPlus). The helmet of Gustav I of Sweden (Gustav Vasa) has a very unusual design, with its conical shape and gilded crown. It was probably made by the armourer Kunz lochner in Nuremberg in the 1540s.
Tournament Helm (Stechhelm) ca. 1500 German, probably Nuremberg Steel, copper alloy The Stechhelm formed part of a highly specialized tournament armor worn solely for the Gestech, or German joust, fought with blunted lances. The object was to break lances or to unhorse the opponent. This helmet was probably part of a series kept in the Nuremberg arsenal for civic tournaments.
The Metropolitan Museum of Art - Tournament Helm (Stechhelm)
Persian mail and plate armor for horse and cavalry soldier, dating from 1450, this type of armor became the standard type of equipment for the heavy cavalry under the Timurids (1370-1506), the Mongol successor empire which ruled from Samarkand, and under the Ottoman Turks. These cavalry, armed with bow, sword and sometimes lance, were the main component of all medieval Islamic armies. the New York Metropolitan Museum of Art.