Date: December 2012: 600yeargoldprice.gif (600×608)

First of all, we think it is nigh impossible to make such an estimate. How would we actually know what the 'real price of gold' was in the 15th century? Here is a chart that has been published in the late 1990's that contains such an estimate (note that the 'real values' depicted on the chart all refer to 1999 dollars – today the numbers would all be considerably higher):