Diamond Certification Guide: Understanding GIA & IGI Reports

August 24, 2026

Diamond Certification Guide: Understanding Your Diamond Report A diamond grading report is one of the most important documents to understand when purchasing a diamond. It provides an independent evaluation of the diamond's identity and quality characteristics, helping you understand exactly what you are buying. From carat weight and color to clarity, proportions, fluorescence and diamond origin, a professional grading report contains information that cannot always be determined simply by looking at a diamond. In this guide, we explain diamond certification in detail, beginning with GIA reports and then IGI reports,... Read more...