Antique Indo Persian Islamic Helmet Kulah-Khud

Antique late 19th century Indo Persian Islamic helmet Kulah-Khud. A hemi-spherical steel skull formed of one steel plate surmounted by domed plate with the hole on the center for the spike (missing). Reinforced at the center with curved steel bar, flanked by two plume holders and adorned with four lobed medallions containing scripts in Arabic calligraphy and interrupted by floral ornaments. The bottom edge of the helmet pierced continuously with a row of small holes to attach camail of chain mail which is missing.
CONDITION: Showing age and usage, slightly rusty, camail of chain mail and the top spike are missing.
MEASUREMENTS:
Height from the top to the bottom of the edge: 15 cm (5.91 inches)
Diameter: 20 cm (7.87 inches)