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Any formal report issued by TULAB contain the properties and characteristics of the gemstone described after a series of examinations, based upon the equipment available in TULAB, at the time of examination, including binocular microscope, refractometer, polariscope, ultra-violet lamps, color chart, master stones, gem-inclusion database, electronic gem balance and raman spectrum analyzer.

Colored-stone certificates mainly contain identification features of the stone tested; the identification features indicate the nature and species of the gemstone. Diamond certificate contains the description and grading details of the diamond tested. Any  form of gemological reports or certificates from TULAB are not a guarantee, valuation or appraisal. The recipient of the report may wish to consult a jeweler or gemologist about information contained herein. TULAB has made neither representation or warranty nor any liability with respect to any action taken on the basis thereof. Any content of the certificate is based upon the identification techniques and equipment used by TULAB. Other descriptions of the stone may differ depending upon when, how and by whom the stone is tested.

TULAB REPORT CHECKING SYSTEM