Characteristics and Color Grading of Pink Diamond

With beautiful appearance, pink diamond is remarkably rare, but procure to notice item 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 unit is inert limitedWith infrequent and fine beauty, it became the uncommonly noted auction on the world-level jewelry auction Christies. Christies had an auction of a the kernel weighing 19.66 carat which was evaluated of a aggregate value of $7.4 million and was sold for $ 377,483 at the Geneva auction in 1994. Another case about the precious fan was happened in 1995, Sotheby had an auction of a decorate purple pink diamond weighing 7.37 carat, the auction fee of the diamond was $818,863 for each carat and the number value was $ 6 millionFor such a wanting time, there hasnt been enough pink diamond for rampant research in depth anywhere in the globe Now the American GIA already has identification effect and germane story of 1500 pink diamond. It is by studies on these precious stones that the characteristics and common of color evaluating are determinedThey includes: light purple shades of pink, pink, orange hue of the color Causes of the colorful diamonds are stagnant remaining supplementary study; some research glaring that the article of colorful diamond is caused by the defects of the devotee itself, which is of the equivalent instigation as brown diamond. The research furthermore pointed out that pink diamond includes genre I and kimd II Among the 1490 diamonds, there are 1166 diamond of sort I and 324 of genus II, which supplies the degree of sort I is larger than sort II Some further researches also impart that diamonds among style I are of larger weights then style II, which is to say, the pink color of the stone is germane with the types and the weights. Different types of diamond are of different changing ratioThe color ranking of the fan delivered by GIA can be divided like this: faint, very light, light, fancy light, fancy, fancy intense, fancy deep, fancy vividFindings of colorful diamonds demonstrate that about a half of the being studied diamond having the ribbon, and the manifestation of the ribbon of type I is less than 65%, and kimd II is of only 12%The clarity of the diamond is irrelevant to its clarity in that identification of pink diamond enjoys a total different common with pronounced diamond However, the collision of identification on this precious gem proved: the clarity of additional than 68% pink diamond of genre II are above VS, and the test results of all the samples exhibit that only 51% pink diamonds can reach the clarity nicety of VSThe great majority of Pink diamonds regardless of longwave or shortwave would not retain the fluorescent generate or of decrepit effectIn addition, the color of them can be changed in the cutting process

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