Ever since its incorporation, Singapore Gemological Institute has been pursuing the highest possible quality standards, without any compromise with regards to analytical infrastructure, level of education and staff know-how, setting strict internal regulations and processes to warrant and perpetuate these outstanding quality standards.  To set a quality hallmark, a set of guidelines must be followed, in order for it to produce a trusted gemological document. 

• Diamond Grading Report
• Colourstone Identification Report
• Origin Profile Matching
• Expert Witnesses
• Valuation appraisal

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