Universal Gemological Laboratory is an independent firm that identifies, appraises, and evaluates gemstones and jewelry. We perform these services for the jewelry trade and the public. Following are some of the services we provide: � Pre-purchase evaluation � Post-purchase confirmation � Appraisal for the purpose of obtaining insurance � Diamond certification � Appraisal for the purpose of liquidation � Appraisal for tax purposes � Colored stone identification � Diamond mapping of inclusions