• The word “Diamond” is derived from a Greek word “Adamas” meaning indestructible.
  • About 250 tons of earth is needed to mine and produce 1 one-carat diamond.
  • Diamond is considered the hardest natural material on Earth.
  • Diamond crystals were formed billion years ago beneath the earth’s surface and are brought to the surface through volcanic activity.
  • The rarest colored diamond on earth is the blue and red diamond.
  • About 26,000 kilograms or 57,000 lb of diamonds are being mined every year.
  • The value of a diamond is based on 4Cs: cut, color, clarity and carat.
  • The oldest diamond on earth is said to be crystalized around 3.3 billion years ago.
  • A carat of diamond weighs around .2 grams or .007 ounces.
  • Diamonds are not easily melted in fire. The melting point of a diamond is 3820K and its boiling point is 5100K.
  • During the cutting and polishing process, the weight of each diamond reduces to about 50% of the original.