What is a person that evaluate appraises and examines gemstones?

A person who evaluates, appraises, and examines gemstones is known as a gemologist. Gemologists possess specialized knowledge in identifying and grading gemstones based on their quality, including factors such as color, clarity, cut, and carat weight. They often work in jewelry stores, appraisal firms, or gem laboratories, providing expertise in valuing stones for sales, insurance, or investment purposes. Their work may also involve testing for authenticity and assessing the overall market value of gems.