Diamond grading is a responsible and complicated process. It's easy to make a mistake; that's why it's essential to choose a proven and reliable gemological laboratory. GSI transformed the grading process to provide the most accurate grading results - GSI has enhanced this process by adding advanced technology and intelligent software. This state-of-the-art software reduces the chances of human error by automating the grading process. As a result, each client is provided with high-quality and accurate grading results.