The Stories Behind the Photos: A Gigantic Aquamarine and ‘Gaudy’ Nature
Gemmological photojournalist Robert Weldon shares the stories behind some of his favourite photos.
Is Another 1,000 (or 3,000) Carat Diamond Around the Corner?
Find out why the number of very large diamonds entering the market has increased sharply in the last few years.
Optimising Face-Up Appearance in Coloured Gemstone Faceting
How contrast patterns can increase perceived brightness and optimise a gemstone's appearance.