What Are Blue Diamonds Called, and Why Are Rare Blue Diamonds So Coveted? Blue diamonds are officially classified as Type IIb diamonds. How rare are blue diamonds? They represent less than 0.1% of all ...
From the age of 14, Avi Tavisal spent days and nights learning the secrets of the diamond trade from his father. In 1975, he opened his first store and two years later became a member of the Diamond ...
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