Indian diamond mines produced some of the world 's greatest gems , including the Kohi-nur ( Mountain of Light ) , now in the British crown jewels , having originally been set in the Peacock Throne .
The diamond mines in India contain some of the world 's greatest gems , the Kohi-nur ( Mountain of Light ) , which now resided in the British crown jewles , having previously been set in the Peacock Throne which are worth a ton of money .