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The Assay Office is the body responsible to implement the Jewellery Act 2007. The Act regulates and controls the manufacture, sale and importation of jewellery made of gold, silver and platinum or their alloys, and the identification and grading of gemstones. The Assay Office is a member of the International Association of Assay Offices (IAAO). Services The Assay Office offers the following services: 1. Testing of gold, silver, platinum jewellery and their alloys for jewellers, government institutions and the public; 2. Verification and identification of precious and semi-precious stones for jewellers, government institutions and the public; 3. Grading of diamonds for jewellers, government institutions and the public; 4. Valuation of jewellery for the public; 5. Registration of jewellers dealing in gold, silver, platinum jewellery and precious or semi-precious stones; 6. Registration of Sponsor’s marks, Identification marks and Importer’s marks for jewellers; 7. En

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