The Ultimate Guide to Distinguishing Between IGI and GIA Certified Lab Grown Diamonds


The Ultimate Guide to Distinguishing Between IGI and GIA Certified Lab Grown Diamonds

Regarding authenticity and quality, it is important to understand the differences between IGI and GIA certified lab grown diamonds. Both of these agencies are renowned for their accuracy, attention to detail and commitment to upholding the highest quality standards. But which one is right for you? Read on to discover the key differences between these two agencies and decide which one is best suited to your unique diamond needs.

What is IGI?

The International Gemological Institute (IGI) is an independent international organization specialising in certifying and identifying diamonds and gemstones. The IGI laboratory was founded in 1975 and is headquartered in Antwerp, Belgium. This laboratory is one of the world’s largest and most respected gemological organizations, providing reliable and accurate grading reports on diamonds and gemstones worldwide.

What is GIA?

The Gemological Institute of America (GIA) is a non-profit organization dedicated to studying and researching diamonds and colored gemstones. Founded in 1931, the GIA laboratory has a long-standing reputation as one of the most respected and reliable sources for diamond and gemstone certification. With a team of experts specialising in diamond grading and gemstone identification, the GIA laboratory is well-known for the accuracy and consistency of its grading reports.

How to Determine Which Certification Best Will Suit Your Needs?

Are you looking for the best certification for your diamond purchase? With so many different types of certifications available, knowing which one is right for you can be difficult. To help guide you in the right direction, we’ve compiled a comprehensive guide on determining which certification will best suit your needs. We’ll cover certified lab grown diamond cost comparison and buying guides, as well as other important factors to consider when purchasing. By the end of this article, you’ll better understand what type of certification is best suited for your diamond purchase.

IGI vs GIA: What are the Differences?

The main differences between IGI and GIA certification revolve around the scope of their certification services and the accuracy and reliability of their reports.

The IGI laboratory offers a wide range of diamond certification services, including identification, grading and evaluation. Their grading reports are detailed and comprehensive, accurately assessing the diamond’s characteristics. While the IGI laboratory is known for its accuracy, their reports are not as comprehensive as those of the GIA laboratory.

The GIA laboratory is renowned for its detailed and reliable diamond grading reports. Their comprehensive reports cover details such as the diamond’s cut, color, clarity and carat weight. In addition, the GIA laboratory has stricter standards for diamond grading, making their reports more reliable than the IGI laboratory’s.


Regarding diamond certification, IGI and GIA have a long-standing reputation for quality and accuracy. However, when distinguishing between the two, the GIA laboratory has stricter standards and more comprehensive reports. Therefore, when choosing a diamond certification agency, it is important to consider the scope of their services and the accuracy of their reports. Ultimately, the choice between IGI and GIA is a matter of personal preference.

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