(IDEX Online) - Mexico is imposing its own tariff of up to 50 per cent on diamonds imported from India. It is following the US lead, and preventing Indian diamantaires using it as a "bridge" - ...

(IDEX Online) - A retail chain that promoted lab growns as an ethical alternative to natural diamonds has collapsed in Australia. Secrets Shhh, founded in 2000, entered voluntary administration on 10 ...

(IDEX Online) - The Gemological Institute of America (GIA) is expanding its origin-determination services to include opal, peridot, and demantoid garnet from January. The origin of these gemstones can ...