TOP 10 MOST EXPENSIVE DIAMONDS IN THE WORLD

This a list of Top 10 Most Expensive Diamonds in the world .

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1. Koh-I-Noor: (Priceless)
The Mountain of Light or Koh-i-Noor (Persian) is a diamond that was mined at Kollur Mine, in the present state of Andhra Pradesh in India. It was originally 793 carats when uncut.Once the largest known diamond, it is now a 105.6 metric carat diamond, weighing 21.6 grammes in its most recent cut state. In 1852, Albert the Prince Consort ordered it cut down from 186 carats. The diamond was originally owned by the Kakatiya dynasty, which had installed it in a temple of a Hindu goddess as her eye.The diamond was later confiscated from its original owners by various invaders.Today the diamond is a part of the Crown of Queen Elizabeth.



2. The Sancy Diamond: (Priceless)
The Sancy diamond is 55.23 carats (11.05 grams) of pale yellow diamond that once was famous for belonging to one of the Great Moguls. It’s believed that the diamond is of Indian origin. This is the first large diamond to be cut with symmetrical facets. The stone is also unusual because it has no pavilion – just a pair of crowns, one on the other. This historical diamond is now kept in the French Crown Jewel collection housed at the Louvre.





3. The Cullinan: $400 Million
The Cullinan diamond is a non-carbonado and gem-quality diamond. At the time of its discovery in South Africa, the rough and unpolished original weighed 3106.75 carat (621.35 g, 1.37 lb).About 10.5 cm (4.1 inches) long in its largest dimension, it was found on 26 January 1905, in the Premier No. 2 mine, near Pretoria, South Africa.The rough diamond was cut into several polished gems. The largest cut gem is named Cullinan I or the Great Star of Africa, and at 530.4 carats (106.08 g) is the largest polished white diamond in the world. It was the largest polished diamond of any colour until the 1985 discovery of the Golden Jubilee Diamond, 545.67 carats (109.134 g), also from the Premier Mine. Cullinan I is now mounted in the head of the Sceptre with the Cross. The second-largest gem from the Cullinan stone, Cullinan II or the Second Star of Africa, at 317.4 carats (63.48 g), is the fourth-largest polished diamond in the world. Both gems are in the Crown Jewels of the United Kingdom.



4. The Hope Diamond: $350 Million
The Hope Diamond, also known as Le Bijou du Roi ("the King's Jewel"),Le bleu de France ("the Blue of France"), and the Tavernier Blue, is a large, 45.52-carat (9.104 g),deep-blue diamond, and now housed in the National Gem and Mineral collection at the National Natural History Museum in Washington, D.C. It is blue to the naked eye because of trace amounts of boron within its crystal structure, and exhibits red phosphorescence after exposure to ultraviolet light.



5. De Beers Centenary Diamond: $100 Million
The De Beers Centenary Diamond is, at 273.85 carats (54.770 g), the third-largest diamond to have been produced in the Premier Mine. Among top-color diamonds, only the Cullinan I and II are larger than the Centenary diamond.The Centenary Diamond is rated in color as grade D color by the Gemological Institute of America, which is the highest grade of colourless diamond and is internally and externally flawless. It was named the Centenary Diamond as it was presented in the rough for the Centennial Celebration of De Beers Consolidated Mines on May 11, 1988. The Centenary Diamond was unveiled in final form in May 1991.



6. The Steinmetz Pink : $25 Million
The Pink Star, formerly known as the Steinmetz Pink,is a diamond weighing 59.60 carat (11.92 g), rated in color as Fancy Vivid Pink by the Gemological Institute of America. The Pink Star was mined by De Beers in 1999 in South Africa, and weighed 132.5 carat in the rough.The Pink Star is the largest known diamond having been rated Vivid Pink. As a result of this exceptional rarity, the Steinmetz Group took a cautious 20 months to cut the Pink. It was unveiled in Monaco on 29 May 2003 in a public ceremony.




7. Wittelsbach Diamond : $16.4 Million
The Wittelsbach-Graff Diamond is a 31.06-carat (6.212 g) deep-blue diamond with internally flawless clarity. Laurence Graff purchased the Wittelsbach Diamond in 2008 for £16.4 million. In 2010, Graff revealed he had had the diamond cut by three diamond cutters to remove flaws. The diamond was now more than 4 carats (800 mg) lighter and was renamed the Wittelsbach-Graff Diamond. There is controversy, as critics claim the recutting has so altered the diamond as to make it unrecognizable,compromising its historical integrity.



The Heart of Eternity is a diamond measuring 27.64 carats (5.528 g), rated in color as "Fancy Vivid Blue" by the Gemological Institute of America. The Heart of Eternity was cut by the Steinmetz Group, who owned the diamond before selling it to the De Beers Group.In 2012, there have been rumors that the boxer Floyd Mayweather bought the Heart of Eternity necklace for his fiancée, Shantel Jackson. De Beers refused to say whom they sold the Heart of Eternity Diamond to, and so its current owner was left unknown


The Moussaieff Red Diamond (formerly known as the Red Shield Diamond) is a diamond measuring 5.11 carats (1.022 g) with a triangular brilliant cut (sometimes called a trillion or a trilliant cut), rated in color as Fancy Red by the Gemological Institute of America. It is the world's largest known red diamond.The Moussaieff Red was discovered in the 1990s by a Brazilian farmer in the Abaetezinho river in 1990, in a region known as Alto Paranaiba. The rough stone weighed 13.9 carats (2.78 g).The diamond was purchased and cut by the William Goldberg Diamond Corp., where it went by its original name, the Red Shield. It was purchased in 2001 or 2002by  Shlomo Moussaieff, an Israeli-born jewelry dealer in London,and is currently owned by Moussaieff Jewellers Ltd.


The Allnatt Diamond is a diamond measuring 101.29 carats (20.258 g) with a cushion cut, rated in color as Fancy Vivid Yellow by the Gemological Institute of America. This diamond is named after one of its holders, Major Alfred Ernest Allnatt, a soldier, sportsman, art patron and benefactor.The Allnatt's origins are unknown prior to Major Allnatt's purchasing of the diamond in the early 1950s. After purchasing the diamond, he commissioned Cartier to make a setting for it. The final setting was a platinum flower with five petals, a stem and two leaves, all set with diamonds. The Allnatt was resold at auction in May 1996 by Christie's in Geneva for $3,043,496 US. At the time of its sale the Allnatt was 102.07 carats (20.414 g). and was graded Fancy Intense Yellow. After being sold to the SIBA Corporation, the diamond was re-cut to its current weight and the intensity was upgraded as a result.



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