Can Nanotechnology Save The Diamond Trade?

Bruno Scarselli thinks he has the solution: a permanent tagging of diamond that cannot be tampered with via nanotechnology.

Useful links:
http://www.scarselli.com
https://www.diamonds.net/News/NewsItem.aspx?ArticleID=64476&ArticleTitle=Can%2bNanotechnology%2bSave%2bthe%2bDiamond%2bTrade%253f%2b