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GSI Gemological Laboratory performs a number of services including: loose and mounted diamonds grading; origin testing of loose and mounted diamonds and gemstones; cut grade analysis; light analysis reports; gemstone identification; sorting and screening of melee; treatment identification; laser inscription on diamonds and gemstones; metal engraving; metal inspection; and 360-degree virtual ...
IGI has the only international certification lab controlled by one central governing body that adheres to one internationally accepted system for diamond grading. [ citation needed ] IGI is International Organization for Standardization (ISO) 9001: 2000 certified in four countries, including the United States, Canada, India and the United Arab ...
The Gem Testing Laboratory was recognized by the International apex organization of Gem and Jewellery Trade, CIBJO. With increasing consumer awareness, the jewellery industry worldwide began to issue certifications to attest the quality of gem and diamond products. The GII started diamond certification in India in 2000. . [1]
Diamond reports from GIA (as well as other, for-profit sources) are now demanded by most consumers purchasing diamonds over a certain size, typically for over 0.5 carat (100 mg), and almost always for over 1.0 carat (200 mg), and are considered an important tool in guaranteeing that a diamond is accurately represented to a potential buyer.
Primary among these are their diamond grading services. Jewelers are able to have their diamonds scientifically evaluated according to the Four Cs: Color, Clarity, Cut, and Carat Weight. They are then given a diamond grading report, which can be provided to a consumer in order to verify the quality of the diamond they are purchasing. [3]
Making the diamond education grade IDEX MAGAZINE NO 228: POLISHED - April 9 pages 94–97; Organization profile gci gemological centers inc IDEX MAGAZINE NO 228: POLISHED - April 9 page 113; Yakar, Ben-Zion (August 2010) The impact of HPHT on a diamond's colour Solitaire Magazine pages 95–98; Pelerinaj stralucitor The One Magazine: pages 84–85
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There are seven educational institutes across five cities, and four gemological laboratories under the GJEPC.. Indian Institute of Gems & Jewellery (IIGJ): They include Indian Institute of Gems & Jewellery in Mumbai, Jaipur, Delhi, Varanasi [13] [14] and Udupi [15] [16] [17] along with the Indian Diamond Institute in Surat.
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