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Founded in 1789, by German immigrant businessmen Georg Carl Backes and (later on) Max Strauss, the company is the oldest diamond company in the world. [1] By the early 19th century, Georg Carl Backes was a successful goldsmith in the city of Hanau, Germany. During this time, his company (originally named Backes & Co.) had done so well that he ...
Discovered in 2015, it is the 5th largest diamond ever discovered at the Crater of Diamonds State Park, Arkansas Identified as a Type IIa crystal, the 8.52 carat diamond was cut and polished by Mike Botha into a custom-designed 4.605 carat Triolette shape during a week long event in North Little Rock and was graded a D IF, 0 Polish & 0 Symmetry ...
The Briolette of India is a colourless (D-coloured), clear diamond. It is cut in a briolette shape, an exaggerated form of double rose cut. The diamond weighs 90.38 carats (18.076 g). It is D-color and a type IIa diamond, which are the purest type of diamonds with no chemical impurities or plastic deformations in the crystal.
The Excelsior Diamond is a gem-quality diamond, and was the largest known diamond in the world from the time of its discovery in 1893 until 1905, when the Cullinan Diamond was found. It was found on June 30, 1893, at the Jagersfontein Mine in South Africa , 130 kilometres (81 miles) south east of Kimberley whose fame as a diamond mining center ...
The Cullinan Diamond is the largest gem-quality rough diamond ever found, [2] weighing 3,106 carats (621.20 g), discovered at the Premier No.2 mine in Cullinan, South Africa, on 26 January 1905. It was named after Thomas Cullinan , the owner of the mine.
Finally, in 1909, Edward was presented with the two largest gems, the 530.2-carat pear-shaped Cullinan I and the 317.4-carat cushion-cut Cullinan II, which were later incorporated into the Crown ...
The following is a list of living centenarians (living people who have attained the age of at least 100 years) known for reasons other than just their longevity. For more specific lists of people (living or deceased) who are known for these reasons, see lists of centenarians.
The 100 oldest women have, on average, lived several years longer than the 100 oldest men. 100 verified oldest women The list includes supercentenarians validated by organisations specialising in extreme age verification such as the Gerontology Research Group (GRG), [ 5 ] [ 7 ] [ 8 ] with, in some cases, press coverage as a supplementary source.