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  2. Excelsior Diamond - Wikipedia

    en.wikipedia.org/wiki/Excelsior_Diamond

    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 ...

  3. Jagersfontein Mine - Wikipedia

    en.wikipedia.org/wiki/Jagersfontein_Mine

    The 972 carats (194.4 g) Excelsior diamond, the largest found at the Jagersfontein Mine. The sixth-largest diamond in the world, the Jubilee , found at the Jagersfontein Mine. Jagersfontein Mine / ˌ j eɪ ɡ ər z ˈ f ɒ n t eɪ n / was an open-pit mine in South Africa , located close to the town of Jagersfontein and about 110 kilometres (68 ...

  4. List of largest rough diamonds - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_rough_diamonds

    This is a partial list of the largest non-synthetic diamonds with a rough stone (uncut) weight of over 200 carats (40 grams). [1] The list is not intended to be complete—e.g., the Cullinan (formerly Premier) mine alone has produced 135 diamonds larger than 200 carats since mining commenced.

  5. 2022 Jagersfontein dam collapse - Wikipedia

    en.wikipedia.org/wiki/2022_Jagersfontein_Dam...

    the 972 carat (194.4 g) Excelsior Diamond of 1893 and; the 637 carat (127.4 g) Reitz Diamond of 1895. [6] For the duration of the mine's operational history, it was run by De Beers up to 1972, when it was deproclaimed. De Beers did however retain prospecting rights on the property until 2002.

  6. Cullinan Diamond - Wikipedia

    en.wikipedia.org/wiki/Cullinan_Diamond

    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.

  7. Royal Asscher Diamond Company - Wikipedia

    en.wikipedia.org/wiki/Royal_Asscher_Diamond_Company

    The Asscher Diamond Factory former headquarters on the Tolstraat 127 in Amsterdam. The Royal Asscher Diamond Company (Dutch: Koninklijke Asscher Diamant Maatschappij) was founded in 1854 by the Asscher family of gemcutters. The company is responsible for cutting some of the most famous diamonds in the world including the 2nd largest diamond ...

  8. Excelsior - Wikipedia

    en.wikipedia.org/wiki/Excelsior

    Excelsior Amusement Park, located on Lake Minnetonka in the town of Excelsior, Minnesota Excelsior Brigade , a New York infantry brigade in the Union Army in the American Civil War Excelsior Diamond , a famous diamond, once the largest known

  9. List of diamonds - Wikipedia

    en.wikipedia.org/wiki/List_of_diamonds

    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 ...