The 10 most expensive diamonds of the world

By Editorial Staff in Amazing On 27th September 2013
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#1: The Allnatt Diamond- $3M

This diamond is named after Major Alfred Ernest Allnatt. He was one of the holders of the diamond. The Allnatt diamond has size of 101.29 carat (20.258 g) with a cushion cut. The diamond color is rated as fancy vivid Yellow by the Gemological Institute of America. No one knows precisely where the diamond was found but some experts say that the diamond was found where the De Beers premier diamond mine is now located.

#2: The Moussaieff Red Diamond- $7M

The Moussaieff Red Diamond is 5.11 carats (1.022 g) diamond with a triangular brilliant cut that is rated as Fancy Red in colour by the Gemologial Institute of America (GIA). Although Moussaieff is relatively small compared to other expensive diamonds, this is the largest fancy red ever rated by GIA.

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#3: The Heart of Eternity- $16M

The Heart of Eternity is a 27.64 carats (5.528 g) diamond with a color rated as Fancy Vivid Blue by the Gemological Institue of America. This diamond is a very rare class of colored diamond. It was cut by the Steinmetz group before being sold to the De Beers Group. The diamond itself was found in premier diamond mine in South Africa.

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#4: Wittelsbach Diamond- $16.4M

The Wittelsbach diamond (Der Blaue Wittelsbacher) is a 35.36 carats (7.11 g) blue diamond with size of 40 mm in diameter with 8.29 mm in depth and VS 2 in clarity. It has become part of both Austrian and Bavarian crown jewels. Its color and clarity has been compared to the Hope Diamond.

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#5: The Steinmetz Pink- $25M

The Steinmetz Pink is 59.60 carats (11.92 grams) of diamond that is rated as Vivid Pink by the Gemological Institute of America. It's the largest known diamond that given a color as the fanciest vivid pink ever. The Steinmitz Pink was displayed as part of Smithsonian's "The Splendor of Diamons" exhibition.

#6: De Beers Centenary Diamond- $100M

The De Beers Centenary Diamond were classified as D levels by the Gemological Institute of America. It's the highest grade of a diamond that is colorless as well as internally and externally flawless. The diamond itself is 273.85 carats (54.77 grams) in weight. This diamond is the 3rd largest diamond has been produced by De Beer's Premier Mine.

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#7: The Hope Diamond- $350M

The hope diamond is 45.52 carats (9.10 grams) large diamond that is now located in the Smithsonian Museum of Natural History in Washington DC. The diamond looks blue in color to the naked eye because the number of traces of boron in the crystal structure but It shine a red phosphor under ultraviolet light.

#8: The Cullinan- $400M

The Cullinan Diamond is 3,106,75 carats (621.35 grams) diamond and is the largest rough gem quality diamond ever found in the world. After polishing it became Cullinan I or Star Africa first and at 530.2 carats (106.0 grams) is the largest diamond in the world until 1985 with the Golden Jubilee of 545.67 carats (109.13 grams) from the same premier Mine.

#9: The Sancy Diamond- No estimate/priceless

The Sancy diamond is 55.23 carat (11.05 grams) of pale yellow diamond that once was famous as the belonging of the Great Moguls. It's believed that the diamond is of Indian origin. This is the first large diamonds 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.

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#10: Koh-i-Noor- No estimate/priceless

Koh-I-Noor means as "Mountain of Light" in Persian. It's a 105 carat (21.6 grams) diamond that was once the largest known diamond in the world. The Koh-i-Noor originated at Golconda in the Andhra Pradesh state of India. It was owned by various Sikh, Mughal and Persian rulers that fought each other from time to time. The stone was found to measure 36.00 × 31.90 × 13.04 mm. The gem remains the property of the British crown and is kept in HM Tower of London and it's a popular tourist attraction.