The Masters of the Diamond World Are Losing Control

https://www.bloomberg.com/news/articles/2020-06-21/the-masters-of-the-diamond-world-are-losing-control
https://www.bloomberg.com/news/articles/2020-06-21/the-masters-of-the-diamond-world-are-losing-control
https://www.yahoo.com/finance/news/beers-let-buyers-reject-more-125104414.html
https://www.bloomberg.com/news/articles/2018-05-29/de-beers-is-said-to-make-u-turn-by-selling-man-made-diamonds
https://finance.yahoo.com/news/lab-grown-diamond-prices-slide-073808311.html