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The first major development in diamond cutting came with the "Point Cut" during the later half of the 14th century: the Point Cut follows the natural shape of an octahedral rough diamond crystal, [2] eliminating some waste in the cutting process. Diamond cutting, as well as overall processing, is concentrated in a few cities around the world.
Diamond mining in India extends back into antiquity. From ancient times, India was the source of nearly all the world's known diamonds, and until diamonds were discovered in Brazil in 1726, India was the only place where diamonds were mined. India has not been a major diamond-producing country since the 1900s, but diamond mining continues.
The Beau Sancy is a 34.98-carat (6.996 g) diamond originally mined in India, which is cut in a modified pear double rose-cut shape. [1] Since appearing in Europe in the 16th century, the Beau Sancy has been owned by a number of European royal houses, among them the House of Medici and the kings of England and Prussia.
DDPL mainly focuses on cutting and polishing quality diamonds, which it eventually sells to retailers and jewelers across the globe. The company manufactures diamonds in various shapes and sizes, ranging from 0.01 carat to 10 carat and distributes its products through its sales offices at Hong Kong, the United States and Belgium.
In the early 1990s, the company released DiaMension®, [9] one of the world's first diamond cut grading software that could accurately measure a rough diamond's measurements within seconds. This transformed the way the industry approached the process of diamond cutting and fueled consumer demand for a wider range of cuts. [12]
Bharat Diamond Bourse (BDB) is the world's largest diamond bourse (exchange) and is located in Mumbai, India. [1] Spread over a 8.1-hectare (20-acre) plot, the complex is home to some 2,500 small and large diamond traders in addition to the Custom House, banks and other service providers who cater to the gems and jewelry trade. [2]
The Briolette of India is a colorless diamond (weighing 90.38 carats (18.076 g)) that was found in India. It is cut in a briolette shape, and is a D-coloured (colourless) type IIa diamond . [ 1 ] Its history was thought to date from the 12th century, when it was first acquired by Eleanor of Aquitaine , the Queen consort of King Louis VII of ...
The original owner of the diamond is the Tereshchenko family. The diamond weighed 150 carats before the cut and was secretly brought from India especially for Mykhailo Tereshchenko. [citation needed] The "Tereshchenko Diamond" is the world's largest blue diamond and is the second largest diamond to the "Hope", which belonged to the French crown.