The hardest natural substance on Earth. More than a billion years old.
Today it was reported "A rare diamond known as the Pink Star has been sold in Hong Kong for more than $71m (£57m)
It has been reported "Police have revealed how a Romanian gang set TRAPS for them as they carried out a break-in spree targeting Midland jewellery stores.
Diamond trading improved in March, with better-than-expected Chinese demand at the Hong Kong show.
Today it was reported "An African church minister who supplements his meagre stipend by scrabbling for minerals in the artisanal mines of eastern Sierra Leone has discovered one of the largest diamonds ever found.
Diamond crystals are brought closer to the Earth’s surface through volcanic activity.