![]() The intensity of the body color of a gem contributes strongly to the desirability of the gemstone.Ĭlarity: Color change sapphires as noted are often free from internal features and have luminous eye clean appearances. ![]() It is determined by the marked color difference seen in different lighting conditions from blues to violetish blues or purples to more reddish colors. Color: The iconic color change is caused by the different absorption spectrums of light with the presence of chromium and vanadium in the gemstone. ![]()
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