Corina Marisol. Diamonds. June 13th , 2017.
2. American Gem Society (AGS) - Although a new platform for gradation in comparison with GIA, it is renowned for a grading system based on numbers.
☛ The Kimberley Process is an international diamond certification scheme that was initiated in 2003, and backed by the United Nations General Assembly (UNGA) and the United Nations Security Council (UNSC). The goal behind this certification scheme was to stem the flow of conflict diamonds that were used by African rebel movements to fund wars against UN-recognized lawful governments.
When we see color it is because the object we are looking at reflected a specific wavelength of the light spectrum. A good example of this is a yellow flower. The flower absorbs all of the light except the yellow light, which is reflected by the yellow flower.
In case of a disturbed mounting, go to the jeweler and get the setting rectified. Loose fitted diamonds tend to fall off and I am sure, you cannot afford to lose your precious diamonds.
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