Mining company Gemfields is celebrating its 50th auction of Kagem emeralds this month, marking a significant milestone within the industry ...

The dawn rises high in the Eastern Andes, over the giant bowl of Bogotá city. On tree-lined streets of red-brick buildings, ...

Corporates, too, want a share of the global red carpet. Zoya, a jewellery brand from the House of Tata, collaborated with ...

A flower from Madagascar held a secret to halting cancer. A sea sponge in the Caribbean was responsible for the first antiretroviral treatment for HIV. The venom of a lizard found in Mexico and the ...

Can love be measured by the price of a stone? Ask Prince Aga Khan, who commissioned Cartier Paris in 1960 to create a ...

The Aga Khan emerald brooch will enter the Geneva Magnificent Jewels auction on 12 November with a presale estimate of $USD8 million ($AUD12.1 million). The brooch ...

The land of giant emeralds The semiarid mountain range of ... But the stones found there are different from those of Colombia or Zambia. They’re cloudier and, as a result, sell for less.

The semiarid mountain range of Carnaíba in northeastern Brazil holds one of the world’s largest emerald deposits. But the stones found there are different from those of Colombia or Zambia.

Unlike the prized emeralds of Colombia, Brazilian stones are known for their cloudy appearance and lower value. Yet, the emeralds found in Carnaíba are also far larger, with the Bahia Emerald ...

Jesica Lopez works for Lund University. The city of Cali, in Colombia, is hosting the UN’s 16th biodiversity summit, known as Cop16. The summit, which runs until Friday, November 1, is focused ...

The Boston Celtics tied the NBA three point record with 29 trays against the Knicks. Al Horford dropped the shot from just above the baseline with eight minutes left to go in the game. They then ...

The rare Aga Khan emerald brooch is set to be sold in Geneva, 55 years after its debut at auction. Christie’s will offer the rare piece, an exquisite Colombian brooch crafted with diamonds and ...