Now days diamonds bring business profit. In recession also value of diamond is not effected, value of the diamond is not dependent on stock market price. There are some disadvantage also such as, you can buy it but you can’t sell it off that easily, number of customers for real diamond is still less. To determine worth of the diamond you should have trained eye. So, i conclude that now diamonds investment is the way to go. For more details on diamond investment refer http://www.prime-targeting.com/diamonds-for-ornamentation-as-well-as-for-investment/