Characteristics and Color Grading of Pink Diamond

With beautiful appearance, pink diamond is remarkably rare, but procure to understand body about the characteristics and the color assessing of it is not that bad.

Characteristics and Color Grading of Pink Diamond

Pink diamond has wanting been a precious for connoisseurs Due to the mining on Argyle mine in Australia, pink diamond got the chances to be mined, produced and listed on counts of weighty shops, but its symbol is dormant limitedWith sporadic and fine beauty, it became the extraordinary noted auction on the world-level jewelry auction Christies Christies had an auction of a the stone weighing 19.66 carat which was evaluated of a total value of $7.4 million and was sold for $ 377,483 at the Geneva auction in 1994. Another occasion about the precious peanut was happened in 1995, Sotheby had an auction of a illuminate purple pink diamond weighing 7.37 carat, the auction cost of the diamond was $818,863 for each carat and the sum value was $ 6 million.For such a crave time, there hasnt been enough pink diamond for prevalent research in depth anywhere in the world Now the American GIA already has identification effect and related data of 1500 pink diamond It is by studies on these precious stones that the characteristics and general of color classifying are determinedThey includes: brighten purple shades of pink, pink, orange hue of the color Causes of the colorful diamonds are dormant remaining further study; some research marked that the device of colorful diamond is caused by the defects of the stone itself, which is of the equivalent reason as brown diamond. The research furthermore pointed out that pink diamond includes kimd I and kimd II Among the 1490 diamonds, there are 1166 diamond of genre I and 324 of species II, which supplies the ratio of type I is larger than genre II Some further researches besides disclose that diamonds among sort I are of larger weights then style II, which is to say, the pink color of the nut is related with the types and the weights. Different types of diamond are of different changing ratioThe color assessing of the kernel delivered by GIA can be divided like this: faint, extraordinary light, light, fancy light, fancy, fancy intense, fancy deep, fancy vividFindings of colorful diamonds exhibit that about a half of the being studied diamond having the ribbon, and the manifestation of the ribbon of genre I is less than 65%, and species II is of only 12%.The clarity of the diamond is irrelevant to its clarity in that identification of pink diamond enjoys a quantity different natural with blatant diamond. However, the influence of identification on this precious brilliant proved: the clarity of supplementary than 68% pink diamond of kimd II are above VS, and the check contact of all the samples exhibit that only 51% pink diamonds can range the clarity degree of VSThe substantial majority of Pink diamonds regardless of longwave or shortwave would not posses the fluorescent engender or of ailing effectIn addition, the color of them can be changed in the cutting process .