Being Diamonds a natural stone many Diamond have dark sport present from the natural growth. The diamonds with the black beauty spots are less expectable compare to transparent inclusions.
The process which we follow.
Once the diamond is received in our laboratory, it goes under chemical process for 12hr , 24hr, and 72 hours. In the chemical process the large number of smoke isgenerated thru this chemical process which creates heavy pressure, which is requires to remove Natts / Black carbon from the diamond.
By undergoing this process the quality/ luster of the diamond is enhanced
Most Important "IT IMPROVES THE DIAMOND VALUE"