Color Grading Apps

Intuitive tools for traders enabling gem grading, pricing and trading on-the-go

Color Communication Solutions

14,000+ users around the world use Gemewizard's state-of-art patented technology

Gem Pricing Tools

Allocating prices to diamonds, colored diamonds, colored stones and jewelry according to the Color Codes generated by Gemewizard®

Gem Color Education

Providing gem grading knowledge via a unique interactive e-learning interface

Laboratory Services

The world's only gemological laboratory that specializes in the analysis and grading of color

News and Updates

Looking to the future: The challenge of predicting color in the finished gem

One of the most sought-after and hard-earned talents that one seeks from a rough gem buyer is the ability to predict the eventual appearance...

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Gemewizard article: A Caribbean lagoon mystery, seen in tanzanite

We took a photo of a tanzanite gem to capture its merged green/blue color and analyzed it to define its overall color, as seen by the human...

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Challenges in color (Part 3): Mapping the Commercial Names of Gems

Commercial names, or trade names, are commonly used by merchants and buyers, and usually symbolize top quality, rare shades of gems. Their...

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Company Divisions

Gem Trade Services

Gemewizard’s products and services are tailored to serve the different players in the gem trade, the Buyers, the Sellers (under this category you would find gem companies, manufacturers, distributors, merchants) and Marketplaces. The differentiation is due to the different needs of each segment...

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Gemological Services

Gemewizard’s products and services intended for professionals in gemology, such as gemologists and appraisers, include GemeSquare™ and GemePro™ for precise communication, grading, analysis and documentation of color in gems, and GemePrice™ for obtaining up-to-date pricing information of colored diamonds, diamonds, gemstones and jewelry based on actual prices of gems on sale in the Internet at any given time. GemeSquare™ and GemePro™ are also intended for gemological laboratories for color grading and analysis...
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Education

Gemewizard has always considered education to be one of its top priorities. It was true in the early years, when the Gemological Institue of America (GIA®) endorsed the GemeSquare™ in 2006 and incorporated it into its curriculum, after a long collaboration process to define the exact color grades, and it is truer today with development and introduction of our comprehensive online color grading courses. In fact, since the endorsement of the GIA®, over 10,000 GIA® students have studied the Gemewizard tools. Since 2010, Gemewizard has an ongoing collaboration with IGE...
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Research & Development

Since its establishment in 1974, the GWLAB laboratory (formerly G.I.P.S. and E.G.C.) has aimed to be among the leading researchers in the fields of gems and gemology. As such, the laboratory team led by Menahem Sevdermish, FGA D. Litt., has been conducting researches and investigations covering a wide variety of issues, some of which were later published by the world-renowned industry-related magazines...

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