The ancient Greeks believed that diamonds were splinters of stars fallen to earth.

· Most diamonds found in nature are between one to three billion years old.

· The Crater of Diamonds State Park in Arkansas is the worlds only diamond mine open to the public.

· Diamonds were first mined in India over 2,800 years ago.

· The word diamond comes from the Greek adamas meaning unconquerable.

· Blue and pink diamonds are among the rarest and yellow and brown as among the most common.