The Regent Diamond is a 140.64-carat (28.128 g) diamond owned by the French state and on display in the Louvre, worth £48,000,000 as of 2015.
Detail of Napoleon's portrait with sword
Portrait of Charles X by François Gérard. Note the Regent Diamond set in the Fleur-de-lis at the top of the crown at left.
The siege of Golconda was a siege of Golconda Fort between the Qutb Shahi dynasty and the Mughal Emperor Aurangzeb, occurring in January 1687, lasting 8 months. The fort was home of the Kollur Mine. The Golconda Fort was considered to be an impregnable fort on the Indian subcontinent. At the end of the siege, Aurangzeb and the Mughals entered Golconda victorious.
Modern ruins of the Golconda Fort, which was rebuilt and fortified by Aurangzeb after its conquest in the year 1687
Aurangzeb during the siege of Golconda, 1687 (Hyderabad, India)