AGS Certified Gemologist Appraiser The AGS Certified Gemologist Appraiser exam combines practical grading exercises with theoretical knowledge assessments. Candidates evaluate diamond color, clarity, and cut using standardized AGS grading protocols, then answer questions on gemstone properties, market valuations, and professional ethics. The dual-format structure ensures appraisers can both identify stones accurately in real scenarios and communicate findings credibly to clients and insurers.
| Exam Name | AGS Certified Gemologist Appraiser |
| Format | PDF & Practice Test Engine |
| Target Year | 2026 Updated |
| Features | 100% Verified Q&As |
