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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.
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]
Diamond cutting is the art and science of creating a gem-quality diamond out of mined rough. The cut of a diamond describes the manner in which a diamond has been shaped and polished from its beginning form as a rough stone to its final gem proportions. The cut of a diamond describes the quality of workmanship and the angles to which a diamond ...
Surat Diamond Bourse (SDB) is a diamond trade centre located in DREAM City, Surat, Gujarat, India, designed by the architecture firm Morphogenesis. It is the world's largest diamond trading hub with a floor space of 660,000 square metres (7,100,000 sq ft), as well as the world's largest office building .
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.
Surat ranked 9th in India with a GDP of $40 billion in the fiscal year 2016. The GDP of Surat in 2020 will be around $57 billion estimated by The City Mayors Foundation, an international think tank on urban affairs. [65] [66] Surat is a major hub of diamond cutting and polishing. [67]
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]