A diamond might be forever, as the famous advertising slogan from De Beers claims, but a diamond mine certainly isn’t.
A diamond might be forever, as the famous advertising slogan from De Beers claims, but a diamond mine certainly isn’t.
Rio Tinto has showcased its rare pink, red, violet and blue diamonds from the Argyle mine in Western Australia virtually to a group of collectors, connoisseurs and luxury jewellery houses.