GemAssure Gemological Appraisals (GGA) is an independent gemological laboratory located in the heart of the Jewelry Center in Downtown, Los Angeles. We at GGA adhere and grade all Appraisals according to the GIA Grading Standards and are a USPAP (Uniform Standards of Professional Appraisal Practice) Compliant Laboratory. At GGA, all Gemological Grading and Appraising is done while you watch in the comfort of our secure and relaxing office. During the process you observe the Beauty of Gemology and are able to interact with our gemologist by asking questions about your item and the tests being administered. Our objective is to make this a pleasurable experience full of education and knowledge and presenting you with a "True Introduction" to your jewelry item. All Gemological Appraisals and Services are done comprehensively and are explained with specific detail and classifications while keeping professionalism and precision always in mind.