The helmet Momoyama period (1573-1615) 17th century, the neck guard Edo period (1615-1868), 18th century The iron suji bachi lacquered russet brown with Edo-period restoration and mounted with a three-lame solid-plate shikoro laced in teal-colored kebiki-style lacing, with stenciled leather covering the mabizashi and fukigaeshi and applied with gilt-copper hollyhock crests and decorative gilt-copper shikoro kanamono carved in sukashibori, the multi-tier chrysanthemum tehen kanamono of shakudo and gilt-copper with four nanakoji shinodare running down the front and back plates, the helmet with a gilt-copper maedate formed as character ri (Prosperity) within a circle 4 1/2in (11.4cm) high (helmet bowl)