GIA researchers theorize that the color in many pink diamonds is caused by color centers that can selectively absorb light in the visible region of the spectrum. Color centers are the result of ...
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As well as Beyonce's history-making wins, there were awards for Kendrick Lamar, Chappell Roan and more - and a surprise comeback for The Weeknd. Here are the biggest moments and performances from the ...
3.39 lakh) last month. Whereas lab-grown diamonds of the same size have seen average prices drop from $3,410 (Rs 2.95 lakh) for a one-carat cut to $892 (Rs 77,212). The news comes as De Beers, the ...