• Gemological Institute of America (GIA)
• American Gem Society (AGS)
• International Gemological Institute (IGI)
• European Gemological Laboratory (EGL)

These institutions use internationally recognized standards to grade diamonds based on their color, clarity, carat weight, and cut quality. Grading reports from these institutions can help you understand the value and quality of your diamonds, so you can make informed decisions when buying or selling diamonds.

The Gemological Institute of America (GIA) is one of the leading institutions that offers diamond grading services. It uses a system that grades diamonds based on their color, clarity, carat weight, and cut quality. GIA is known for its strict grading standards and detailed reporting, which is why its reports are highly valued in the diamond industry. If you are looking for a reliable source to grade your diamonds, GIA is definitely a good option.

The Gemological Institute of America (GIA) has several locations around the world, including South Africa, Mumbai, India; Bangkok, Thailand; Israel; and more. If you are interested in finding a GIA location near you or learning more about their services, you can visit their website at gia.edu.

Who offer courses in diamond grading?

There are several organizations worldwide that offer courses in diamond grading, including the Gemological Institute of America (GIA), the World Diamond Academy, and the Antwerp World Diamond Centre. GIA is considered one of the leading institutions and offers diamond-grading courses at its locations around the world. The World Diamond Academy offers both online and in-person courses on rough diamond grading, while the Antwerp World Diamond Centre is a trade organization that offers courses on various aspects of the diamond industry, including rough diamond grading. It’s always a good idea to do some research before choosing a course provider to ensure that their curriculum and reputation align with your goals.

Who offer courses in uncut diamond grading & Evaluation?

Apart from the top schools, Diamgold Academy and The Corlia Roberts Institue of Diamonds who offer both online and in-person courses on rough diamond grading, there are several organizations worldwide that offer rough diamond courses. Some of the leading organizations include the World Diamond Academy, the Antwerp World Diamond Centre, and the Gemological Institute of America. The Antwerp World Diamond Centre is a trade organization that offers courses on various aspects of the diamond industry, including rough diamond grading. Additionally, the Gemological Institute of America (GIA) offers courses on diamond grading at its education locations around the world. It’s always a good idea to do some research before choosing a course provider to ensure that their curriculum and reputation align with your goals.

Also known as raw and rough diamonds, uncut diamonds are unpolished and unshaped. They can be grown in a lab, but are more likely to be naturally mined and can vary in size and are usually a less expensive option when compared to cut diamonds

About 24hourdiamondnews.com is a website that covers news and trends in the diamond industry, including diamond mining, cutting, trading, and retail. The website aims to provide timely and accurate information to professionals and consumers in the industry. The site publishes articles on a daily basis and covers topics such as new diamond discoveries, industry innovations, and regulatory changes. It also features a directory of diamond companies and service providers. Overall, it can be a useful resource for anyone interested in keeping up with the latest developments in the diamond industry.