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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. In April 1905, it was put on sale in London, but despite considerable ...
The Koh-i-Noor (Persian for 'Mountain of Light'; / ˌkoʊɪˈnʊər / KOH-in-OOR), [ b ][ 4 ][ 5 ] also spelt Koh-e-Noor, Kohinoor and Koh-i-Nur, is one of the largest cut diamonds in the world, weighing 105.6 carats (21.12 g). [ a ] It is part of the Crown Jewels of the United Kingdom. The diamond is currently set in the Crown of Queen ...
United Kingdom. ISBN. 978-1-63557-076-2 (Hardcover) Koh-i-Noor: The History of the World's Most Infamous Diamond is a 2017 book on the Koh-i-Noor diamond written by William Dalrymple and Anita Anand. [1] The gem is one of the largest cut diamonds in the world, weighing 105.6 carats (21.12 g), and part of the British Crown Jewels.
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.
Jean-Baptiste Tavernier. Owner. Smithsonian Institution. Estimated value. US$200–350 million. The Hope Diamond is a 45.52 carats (9.104 g; 0.3211 oz) diamond that has been famed for its great size since the 18th century. Extracted in the 17th century from the Kollur Mine in Guntur, India, [ 1 ][ 2 ] the Hope Diamond is a blue diamond.
Golconda diamonds are mined in the Godavari-Krishna delta region of Andhra Pradesh, India. Golconda Fort in the western part of modern-day Hyderabad was a seat of the Golconda Sultanate and became an important centre for diamond enhancement, lapidary, and trading. Golconda diamonds are graded as Type IIa, are formed of pure carbon, are devoid ...
The Orlov is a rarity among historic diamonds, for it retains its original Indian rose-style cut (see diamond cut). Its colour is widely stated as white with a faint bluish-green tinge. Data released by the Kremlin gives the Orlov's measurements as 32 millimetres x 35 millimetres x 21 millimetres, its weight being 189.62 carats (37.924 g).
Sketch of the Orlov diamond from the book Precious Stones by Max Bauer, 1904. The Great Mogul was a large diamond that is believed to have been discovered around 1650, most probably around the Kollur Mine in the Golconda region of southern India. Tavernier described the diamond thus: "The stone is of the same form as if one cut an egg through ...