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BIS is an Indian origin hallmarking system for gold jewellery. The initiative of the Indian government for making hallmarking necessary for fine gold jewellery has ensured trust and reliability in the jeweller. If your jewellery has hallmarked gold jewellery, you can be rest assured that you are buying genuine products. BIS Hallmark centres are present all across India. The BIS Hallmarking is engraved on the jewellery which includes BIS logo, purity of gold, Assay centre and jeweller’s identification mark.
The International Gemological Institute, or IGI, is the largest independent gemological laboratory in the world, with locations in all major diamond centers. IGI's mission is to provide jewellery professionals and consumers with extensive education programs and reliable diamond and fine jewellery certification.
An IGI certificate is comprised of a detailed analysis of a diamond's characteristics by several expert gemologists.
The GIA (Gemological Institute of America) is the most well-respected and renowned diamond grading entity. They are incredibly consistent and provide the greatest peace of mind when purchasing any diamond.. Introduced in 1953, their diamond and gemstone grading system is recognized worldwide. Manufacturers from around the world send diamonds and gems to GIA for examination and analysis..
HRD Antwerp is Europe’s leading authority when it comes to diamond grading, education and equipment. HRD delivering 570 years of experience passed down through Antwerp’s diamond trade, and strive for perfection.
An HRD Antwerp grading report represents the hallmark of authentic European quality and provides consumers with confidence and peace of mind when purchasing diamonds or jewellery. Our diamond laboratories in Antwerp (HQ), Mumbai and Istanbul use the most sophisticated technology and rely on the extensive expertise of our in-house research department.
HRD Antwerp also develops and commercializes screening, examination and manufacturing equipment for the benefit of the diamond industry and trade around the globe. Likewise, we organize international courses in various industry disciplines, create tailor-made programmes and offer individual coaching.
Next to its diamond labs, HRD Antwerp also has representative offices Dubai, Hong Kong, Madrid, Ramat Gan, Shanghai and Surat.