https://www.businessinsider.com/alrosa-is-touting-its-diamond-mining-sustainability-to-grow-in-the-us-2019-5
https://howtospendit.ft.com/watches-jewellery/206097-lab-grown-diamonds-are-they-forever
SYNTHETIC DIAMONDS
https://www.gemsociety.org/article/lab-diamonds-buying-guide/
http://fortune.com/2016/09/22/manmade-diamonds-mined/
https://www.popsci.com/how-tell-apart-lab-grown-and-natural-diamonds
https://www.forbes.com/sites/pamdanziger/2017/09/02/diamonds-disrupted-how-man-made-diamonds-will-disrupt-the-mined-diamond-industry/#270cac3af529
https://theconversation.com/diamonds-are-forever-whether-made-in-a-lab-or-mined-from-the-earth-106665
https://en.wikipedia.org/wiki/Synthetic_diamond
https://www.businessinsider.com/clean-origin-lab-diamonds-price
