List of largest rough Diamonds - wikipedia List of largest rough Diamonds This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. ( September 2015 ) This is a partial list of the largest diamonds with a rough stone ( uncut ) weight of over 200 carats ( 40 grams ). 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. Carats Name Country Mine Date Current owner 3167 Sergio Brazil Possibly from Outer Space. 1895 3106.75 Cullinan Diamond South Africa Premier Mine 1905 British Crown 1109 Lesedi La Rona Botswana Karowe Mine 2015 Graff Diamonds 995.20 Excelsior Diamond South Africa Jagersfontein Mine 1893 Robert Mouawad 969 Star of Sierra Leone Sierra Leone Diminco Mine 1973 Harry Winston 890 Incomparable Diamond Democratic Republic of the Congo Societé Minière de Bakwanga 1984 Louis Glick 813 The Constellation Botswana Karowe Mine 2015 Nemesis International DMCC 793 Koh - i - Noor India Kollur Mine 13th Century British Crown 777 Millennium Star Democratic Republic of the Congo Mbuji - Mayi De Beers 770 The Woyie River Sierra Leone Woyie River 1945 755 The Golden Jubilee South Africa Premier Mine 1985 Government of Thailand 726.6 The Vargas Brazil San Antonio River 1938 726 The Jonker South Africa Elandsfontein 1934 709 709 - carat diamond of Sierra Leone Sierra Leone Artisanal mine 2017 650.8 The Jubilee South Africa Jagersfontein Mine 1895 Robert Mouawad 620 The Sefadu Sierra Leone Diminco Mine 1970 Lazare Kaplan 616 The Kimberley Octahedron South Africa Dutoitspan Mine 1964 De Beers 603 Lesotho Promise Lesotho Letseng mine 2006 Graff Diamonds 602 Santo Antonio Brazil Santo Antonio do Bonito River 601 Lesotho Brown Lesotho Letseng mine 1967 600 Goias Brazil Verissimo River 1906 599 Centenary South Africa Premier Mine 1986 587 Spirit of de Grisogono Central African Republic 550 Letseng Star Lesotho Letseng Mine 2011 507 Cullinan Heritage South Africa Cullinan Diamond Mine ( fmr. Premier Mine ) 2009 Chow Tai Fook Jewellery 493.24 Letseng Legacy Lesotho Letseng Mine 2007 SAFDICO ( Graff Jewellers ) 490 The Kimberley South Africa Kimberley Mine 1921 478 Light of Letseng Lesotho Letseng Mine 2008 460.2 South Africa Cullinan Diamond Mine ( fmr. Premier Mine ) 2009 460 Darcy Vargas Brazil Santo Antonio do Bonito River 1939 428.5 The De Beers South Africa De Beers Mine 1888 Disappeared 460 Charneca 1 Brazil Santo Ignacio River 1940 410 The Regent India Paritala - Kollur Mine 1698 Louvre Museum, France 404.2 4 February Angola Lulo Diamond Project 2016 401.97 Russia 2016 Sold by Alrosa and JSC Almazy Anabara 373 Botswana Karowe Mine 2015 Graff Diamonds 357 Lesotho Letseng Mine 2015 353.9 Premier Rose South Africa Premier Mine 1978 Robert Mouawad 347.00 Botswana Karowe Mine 2016 342.57 26th Congress of the CPSU Russia / Soviet Union Mir mine 1980 Diamond Fund, Moscow 341.9 Queen of Kalahari Botswana Karowe Mine 2015 Chopard 320.65 Alexander Pushkin Russia / Soviet Union Udachnaya pipe Diamond Fund, Moscow 314 Letseng Destiny Lesotho Letseng Mine 2015 Graff `` The Graff Vendome '' 300 ( ? ) The Orlov India ~ 1750 Diamond Fund, Moscow 298.48 The Creator Russia Placer mining, Yakutia Government of the Sakha Republic ; kept in the Diamond Fund, Moscow 296.66 Botswana Karowe Mine 2016 287.42 Tiffany Yellow Diamond South Africa Premier Mine 1877 Tiffany & Co. 269.7 Botswana Karowe Mine 2015 256.6 Botswana Karowe Mine 2013 254.5 Star of the South Brazil Bagagem River 1853 Last known at Cartier, 2002 253.7 The Oppenheimer South Africa Dutoitspan Mine 1964 Smithsonian Institution 249.89 Botswana Karowe Mine 2017 245.42 Botswana Karowe Mine 2016 241.88 Free Russia Russia Sytykanskaya pipe, Yakutia 1991 Diamond Fund, Moscow 240.8 The Taylor Burton South Africa Premier Mine 1966 239.0 Botswana Karowe Mine 2013 235.16 The Town of Vilyuysk Russia Yubileynaya mine 2013 Diamond Fund, Moscow 232.1 South Africa Cullinan Mine 2014 232.05 Star of Yakutia Russia / Soviet Union Mir mine 1973 Diamond Fund, Moscow 227.0 Angola Lulo Mine 2017 Lucapa Diamond 224.47 Botswana Karowe Mine 2016 221.47 Manhattan Lycos White South Africa Manhattan Diamonds 2012 217.39 The Angola Star Angola Luarica Mine 2007 Diamond in the Rough, New York City 216.96 Botswana Karowe Mine 2017 214.65 Boris Eifman Russia Nyurbinskoye mine 2016 Alrosa 210.55 Premier Russia / Soviet Union Diamond Fund, Moscow 207.29 Children of Asia Russia Zarnitsa mine 2016 Alrosa 200.74 60th anniversary of the Komsomol Russia / Soviet Union Mir mine 1978 Diamond Fund, Moscow See also Gemology and Jewelry portal Biggest diamond List of diamonds References Jump up ^ `` List of the Largest Diamonds In the World by Famous diamonds ''. 24hgold.com. Retrieved 2015 - 03 - 10. Jump up ^ `` Cullinan site visit February 2016 '' ( PDF ). Petra Diamonds. Retrieved 7 September 2017. Jump up ^ `` Carbonado -- A possible relic from Uranus or Neptune ''. meteoritestudies.com. Retrieved 15 February 2013. Jump up ^ Chisholm, Hugh, ed. ( 1911 ). `` Carbonado ''. Encyclopædia Britannica. 5 ( 11th ed. ). Cambridge University Press. p. 307. Jump up ^ `` Giant Black Diamonds Of Mysterious Origin May Hail From Space ''. The New York Times. Retrieved 2015 - 03 - 10. Jump up ^ `` Biggest Diamond in More Than a Century Unearthed in Botswana ''. Bloomberg.com. Retrieved 2015 - 11 - 19. Jump up ^ https://www.lucaradiamond.com/investor-info/company/news-releases/2017/lucara-announces-sale-of-1109-carat-lesedi-la-rona-2188794 Jump up ^ `` Swiss jewelers de Grisogono acquire world 's most expensive rough diamond ''. cnn.com. Retrieved 2016 - 09 - 11. Jump up ^ `` Lucara 's Constellation diamond sells for record $63 million ''. http://www.mining.com/lucaras-massive-constellation-diamond-sells-for-record-63-million/. 9 May 2016. External link in website = ( help ) ; Missing or empty url = ( help ) ; access - date = requires url = ( help ) ^ Jump up to : `` Lucara Recovers Two More Large Diamonds Including an 813 Carat Stone from the Karowe Mine in Botswana ''. lucaradiamond.mwnewsroom.com. 19 November 2015. Retrieved 15 February 2016. Jump up ^ `` Millennium Star diamond ''. diamondsinstyle.com. Retrieved 22 May 2013. Jump up ^ Adamczyk, Ed ( 16 March 2017 ). `` Sierra Leone pastor finds 709 - carat diamond ''. UPI. Retrieved 19 March 2017. Jump up ^ `` Brazilian Diamonds : A Historical and Recent Perspective ''. GIA. Retrieved 7 September 2017. Jump up ^ `` Brazilian Diamonds : A Historical and Recent Perspective ''. GIA. Retrieved 7 September 2017. Jump up ^ `` Cullinan ''. Petradiamonds.com. Retrieved 10 October 2014. Jump up ^ `` Egg - sized diamond sold to Hong Kong jeweller for a record $35 m ''. The Independent. Retrieved 10 October 2014. Jump up ^ `` Could this be the world 's largest diamond ? Huge uncut gem discovered in African mine ''. dailymail.co.uk. Retrieved 21 September 2008. Jump up ^ `` Who paid record price for huge diamond ? ''. Smh.com.au. Retrieved 10 October 2014. Jump up ^ `` Brazilian Diamonds : A Historical and Recent Perspective ''. GIA. Retrieved 7 September 2017. Jump up ^ `` Brazilian Diamonds : A Historical and Recent Perspective ''. GIA. Retrieved 7 September 2017. Jump up ^ `` Giant $20 million diamond found in Angola by WA company Lucapa ''. abc.net.au. Retrieved 15 February 2016. Jump up ^ `` Alrosa offers 401.97 - carat rough diamond for auction ''. Jewellery News Asia. 25 August 2016. Retrieved 8 September 2016. Jump up ^ `` Alrosa Holding Rough Auction, Polished Tender ''. National Jeweler. 25 August 2016. Retrieved 8 September 2016. Jump up ^ https://www.nemesisinternational.com/single-post/2016/09/07/ALROSA-Posts-Sales-of-182M-of-Special-Stones-in-Vladivostok Jump up ^ https://www.lucaradiamond.com/investor-info/company/news-releases/2017/lucara-announces-sale-of-1109-carat-lesedi-la-rona-2188794 ^ Jump up to : `` АЛРОСА добыла в Якутии алмаз в 235 карат ''. www.forbes.ru. 9 October 2013. Retrieved 30 June 2016. ^ Jump up to : `` Крупнейшие алмазы, найденные на территории России. ''. www.awros.ru. Retrieved 30 June 2016. ^ Jump up to : `` Conmemorative diamonds of Russia. ''. ALROSA. Retrieved 30 June 2016. Jump up ^ `` Lucara recovers 342 carat diamond from Karowe mine in Botswana ''. www.miningreview.com. 21 April 2015. Retrieved 15 February 2016. Jump up ^ `` Уникальные алмазы. ''. ALROSA. Retrieved 30 June 2016. External links Media related to Named diamonds at Wikimedia Commons Retrieved from `` https://en.wikipedia.org/w/index.php?title=List_of_largest_rough_diamonds&oldid=802465252 '' Categories : Individual diamonds Gemstone - related lists Lists of superlatives Hidden categories : Wikipedia articles incorporating a citation from the 1911 Encyclopaedia Britannica with Wikisource reference CS1 errors : external links Pages using web citations with no URL Pages using citations with accessdate and no URL Articles needing additional references from September 2015 All articles needing additional references All articles with unsourced statements Articles with unsourced statements from March 2017 Commons category without a link on Wikidata Use dmy dates from March 2017 Talk About Wikipedia Add links This page was last edited on 26 September 2017, at 09 : 19. Text is available under the Creative Commons Attribution - ShareAlike License ; additional terms may apply. By using this site, you agree to the Terms of Use and Privacy Policy. Wikipedia ® is a registered trademark of the Wikimedia Foundation, Inc., a non-profit organization. About Wikipedia

Question: where was the world's largest uncut diamond discovered
Answer: Brazil