Alibaba blacklists new delhi suppler of synthetic diamonds for passing off

E-commerce giant Alibaba has blacklisted a supplier of synthetic diamonds for passing off the gems as being of natural origin.

The New Delhi-based company, which supplies lab-grown diamonds, alleged put up a wholesale offer for 10,000 carats of CVD diamonds with fake Gemological Institute of America certificates claiming the diamonds were natural, but IDEX online's Diamond Intelligence Briefs discovered the scam.

GIA Senior Vice President Tom Moses told the Times of India: "We will immediately investigate this fraudulent use of our certificates."