Welcome to the ISG Professional Gemology Certification online courses and our new classroom education location just outside of San Antonio, Texas. We are the world’s finest and fastest growing gemological education organization that offers world class, insurance industry certified training in gemology, jewelry appraisal, and jewelry litigation expert witness at the world’s lowest tuition rate. We are the innovators in affordable, quality distance education in gemology and jewelry appraisal that is based on our certified insurance industry education delivery system. Courses have been rated the top in the world for quality, affordability and ease of learning.

For inquiries and informations, you can contact International School of Gemology by phone at +1 210-464-1473