Shah Diamond

Its most remarkable feature is that on three of its original faces the names of three of the rulers who owned it have been engraved in Persian, along with the Hijrī year.

The names and dates of these three rulers are as follows:[2] It does not rank as one of the top diamonds of the world in beauty or size, but the inscriptions on it testify to its history and provenance.

That same year, Akbar the Great, the Emperor of Mughal India occupied the Ahmadnagar Sultanate and seized the diamond.

The son of Shah Jahān Aurangzēb hung the diamond above his throne and encircled it with rubies and emeralds.

The diamond stayed in Persia for nearly a century until, in 1826, the third inscription was engraved on the third facet: "The ruler of the Qājār Fath 'Alī Shāh Sultān.