Speculation around the potential sale of the De Beers Group has heated up in recent weeks as rumours of a renewed takeover bid emerge.

The Federal Bureau of Investigation (FBI) has arrested and charged a group of men after a scheme to kidnap and extort a Miami jeweller was foiled.

A special report has detailed the increasing importance of colour gemstone sales in Afghanistan following the takeover of the Taliban three years ago.

Swiss luxury goods company Richemont has improved sales among its jewellery brands in the third quarter of the financial year.

With the new year well and truly underway, the Australian jewellery industry will gather in Melbourne in two weeks for the first of three key industry events.