Al-Sultan bin al-sultan Nasir al-Dunya wa'l din abu'l Muzaffar Nusratshah al-Sultan bin-Husein Shah al-Sultan al-huseini khallada allah mulkahu zarb 'Arsah 962 spread on both sides. Dated to fictional date 962 AH = 1554 AD. 25mm in diameter, 10.30 grams. Arsah mint.  "The coins of the Indian Sultanates" B800.

Unique error or fictional date, unlisted anywhere, as far as I can tell. Rare.