Golconda Diamonds: Wittelsbach - Graff Diamond
Wittelsbach - Graff diamond According to Gemological Institute of America or GIA report no. 17794002 dated September 24, 2008: Wittelsbach diamond is 35.56 carat, cushion-cut, fancy deep grayish-blue color, a clarity grade of VS2, and classified as a rare type IIb diamond. It contained 82 facets and the main facets on the crown are vertically split and the pavilion has 16 needle like facets arranged in pairs and radiating from the culet - smaller facets. Wittelsbach diamond is a nitrogen-free, which constitute only 0.1 percent of all naturally occurring diamonds in the world. Primarily its the Boron element that causes its blue color and deemed semiconductors meaning its electrically resistant nor an insulator. King Louis, 1638 - 1715; and Jean Baptiste Tavernier, 1605 - 1689 It is believed that the Wittelsbach diamond has been acquired by Jean Baptiste Tavernier, mid-17th century, in Kollor mine India and later sold to King Louis XIV of France, together with the Tav...