The FCDI is a composite representation of changes in fancy color diamond price points gathered since 2005, based on periodic reporting of global wholesale trading data and a robust mapping of mine production. The index offers insight into variations in the appreciation of diamonds of different colors and sizes over time.
 
Among the FCDI’s main features are the abilities to:

• Estimate the present value of an historical fancy color diamond purchase.
• Compare price trends across various fancy color diamond categories.
• Provide investment benchmark data for fancy color diamonds as an asset class when compared to other indices and asset classes such as Gold, S&P and Dow Jones.