By establishing a strong presence in India’s key jewellery market, GSI aims to fulfil growing demand for quality and consistent certification The Gemological Science International (GSI),...
The services offered at the lab are diamond jewellery grading, gemstone jewellery identification and loose diamond screening The Gemological Science International (GSI) announced the opening of...
The latest version of the IGI Jewelry Report exhibits exceptional security features that can assist both jewelers and end consumers to evaluate and understand the jewelry...