With only 7 of them ever created in the world, The Royal Diamond Chess Set is handmade with 14-carat white gold and set with 9,900 black and white diamonds. In all, 30 artisans spend thousands of hours creating each one. The sparkling game doubles as a diamond-studded work of art and was designed by renowned French Artist Bernard Maquin for the Charles Hollander Collection. It can be yours for a very cool half a million. Checkmate; CharlesHollanderCollection.