5. De Beers Centenary Diamonds
Price: 100 Million dollars
The De Beers Centenary Diamonds were classified as being D levels by Gemological Institute of America. The De Beers Centenary Diamonds is the highest grade of the diamonds that are colorless and flawless both internally and externally. The diamond itself weighs 54.77 grams (273.85 carats). De Beers Centenary is the third largest diamond that has ever been produced by the De Beer’s Premier Mines.
4. The Hope Diamond
Price: 350 Million dollars
The hope diamond is a 9.10 grams (45.52 carats) large type of diamond that is currently located within the Smithsonian Museum of the Natural History based in Washington DC. The Hope Diamond looks blue to the naked eye due to the number of boron traces in the crystal structure. However, the Hope Diamond shines a red phosphor when placed under the ultraviolet light.
3. The Cullinan Diamond
Price: 400 Million dollars
The Cullinan type of Diamond is 621.35 grams (75 carats) diamond. It is also the largest rough gem diamond that has ever been found across the world. After it has been polished, it usually becomes Star Africa or Cullinan I. At 106.0 grams (530.2 carats), The Cullinan Diamond used to be the largest ever diamond all over the world up until 1985 when the Golden Jubilee was found from the same premier mine. The Golden Jubilee weighed 109.13 grams (545.67 carats) which is quite heavy as compared to the Cullinan Diamond.
2. The Sancy Diamond
Price: (Unestimated, Priceless)
The Sancy type of diamond is a 11.05 grams (55.23 carat) of pale yellow type of diamond that was at one time famous as the belongings of the Great Moguls. It is highly believed that the Sancy Diamond has an Indian origin. The Sancy Diamond is the first large diamond that has ever been cut with the symmetrical facets. The stone of this diamond is also unusual since it has no pavilion. The stone only has a pair of crowns on its sides. This historical diamond is presently kept within the French Crown Jewels collection that is housed at Louvre.
1. Koh-I-Noor Diamond
Price: (Unestimated, Priceless)
Koh-I-Noor usually means the “Mountain of Light” from Persian. Koh-I-Noor Diamond is a 21.6 grams (105 carat) diamond that was once regarded as the largest known type of diamond in the world. Koh-I-Noor was originally found at Golconda within the Andhra Pradesh state in India. The diamond was owned by a wide range of Mughal, Sikh and Persian rulers that used to fight each other occasionally. The stone measures 36.00 by 31.90 by 13.04 mm. This gem remains to be a property of the British crown and it is kept in the HM Tower of London where it is a popular tourist’s attraction.
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