Now on display at the American Museum of Natural History in New York City, the diamond is turning heads and unlocking secrets about Earth's history. Categorized as a "fancy deep blue," the ...

On display in a lofty Museum gallery is a small, glittering triangle of diamonds. It is the Aurora Pyramid of Hope, a collection of 296 naturally coloured fancy diamonds ... The majority of natural ...

The survey was completed by 2,000 adults in the UK and found that 30 per cent of respondents wanted their engagement ring to ...