Black Qolfera

| image: GIA According to the legend while Russell Conwell, an Englishman was travelling down the Tigris and Euphrates rivers there was a farmer named Ali Hafed, from ancient Persia now Iran today. Whom Ali Hafed sold his land property to Russell Conwell, due his not contented with his current life and want to be a wealthy man. While Russell Conwel moving around to his new property near on the riverbank he found a stone finding it out that it was a rock of diamond. That day, they discovered the diamond mines of Golconda. Historic spot of Golconda fort| image: southreport.com Golconda Fort is known for world's most productive diamond mine between 1080 CE - 1687 CE , originally this place was Mangaladevi a temple for worshiping discovered by Ram Dev Rao, a shepherd on a hill named ‘Golla Konda‘ during 1080 CE; it was ruled in the thirteenth century by then the Kakatiya rulers. Most of the diamonds and other gems that from these fort are came from Telangana and A...

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...

Present image of the 'Regent Diamond' in Louvre Museum, Paris Regent diamond , a white pale blue diamond, weighing 410 carats uncut, mined between 1698 and 1701 in Kollur Mine or 'Gani Coulour' - was a series of gravel-clay pits on the south bank of the River Krishna in the Golconda now known Andhra Pradesh, India. After its cut of the 'white pale blue diamond' now its a 140.64-carat in cushion-shaped, internally flawless (IF) stone, with a D-color grade meaning its chemically pure and structurally perfect diamond stone, containing a slight bluish tinge caused by Nitrogen or Boron element, a unique characteristic of diamond originating from the Golconda mines. Blue-violet fluorescence The bluish tinge can caused a blue-violet fluorescence and more prominent if observed under bright daylight. The cut of the diamond is a stellar brilliant-cut with eight needle-like facets on the pavilion of the stone, pointing outwards from the culet facet. ...

Princie Diamond This unnamed 'Pink Diamond ' which the actual year of  its discovery is yet unknown though its existence first recorded over 300 years ago. The 'Pink Diamond' has once in the possession of the ruling family of Turkey, and also once in the possession of the 'Nizam-ul-Mulk of Hyderabad'  was the premier Prince of India, since 1724, belonging to the Asaf Jah dynasty -  an illustrious and  wealthiest person ever lived in 1927 of  Moghul empire in India . Nizam-ul-Mulk of Hyderabad,  1724 The 'Pink Diamond' first appeared at a Sotheby's London auction in 1960 the rare diamond resurfaced as part of an auction featuring 'The Property of a Gentleman', and described as a spectacular (medium) pink cushion-cut diamond - the color and clarity grades of the pink diamond were not established at that time as such standard grades were perhaps unknown in the gemological industry - its origin is from the famous Golconda mining o...