Does it make sense to invest in Diamonds? I recently heard of a diamond stock exchange.

According to my friends who are keen investors in commodities, they say investing in diamonds is a lot like investing in silver and gold. Granted, it's new and maybe not as established as gold but since it's a tangible object, you might feel secure investing in diamonds compared to company stocks and shares. This article is quite useful and informative in understanding the diamond stocks: http://www.naturallycolored.com/buying-guide/diamond-investment