Frost series of Harry Winston diamond necklace

Carats of origin

After millions of years in the crust formed by high temperature diamond, is by far the people on the planet know the hardest natural substance. Its English name diamond, comes from the Greek "King Kong"-adams, meaning "hard, not to conquer. "

3000 years ago, the river valley in India, Krishna found the world's first diamond to the 18th century, India has always been the world's only diamond suppliers. Ancient Indians often use a kind of tree is native tree seeds to weigh diamonds, this is called "carat" tree seeds just 0.2 grams each, thus the diamond has been "carat"as the units of measurement. (1 carat = 0.2 grams)