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DIAMOND QUALITY EVALUATION
Only the 20% from all mined diamonds are suitable for the jewelry industries. The main number is used in the Technology, for machines, tools and also in the Science in measurement-technology and hardness-tests. The quality evaluation of jewelry-diamonds, that requires lots of expertise and experience, considers:
» Color
» Clarity
» Cut
» Carat
Four C's make the value of a diamond.
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