Diamond Price Index

It provides wholesale polished diamond prices based on transaction prices in the wholesale market and its primary purpose is to serve the wholesale market.

Diamond price index.

Index rapnet rapaport pricegrid diamonds net and jns. The wholesale and retail prices chart below is petra gems best average estimates based on data of leading diamond suppliers and. If the diamond is very poorly cut it would need to be recut to make it easier to sell and that will inevitably be accompanied by a reduction in weight. Avi wohl senior lecturer of finance at the faculty of management tel.

A perfectly cut diamond will obviously have a higher value than a poorly cut diamond. This cut quality can lead to variations in price of around 5 to 15. In 1960 the average price for such a diamond stood at some 2 700 u s. Note the price dip late 2008 the economic crisis and recent stabilization or even rises.

This statistic depicts the diamond prices over time from 1960 to 2016. The diamond index and diamond drivers were formulated following comprehensive research and analysis of the idex inventory database aggregated since february 2001. Diamond price chart for round diamonds. Diamond prices index 206 3 1 3 updated september 1 2020 next update october 1 2020 determining the price of a diamond or its value involves many of the factors we discuss on our diamond grading page.

Diamonds under 4ct never rose as much nor fell as far. Research and development were conducted in cooperation with dr. Prices update monthly this round diamond price chart shows changes in diamond prices over the past few years for different sizes. The second section of this article will explain how diamond prices are determined and calculated.

Idex polished diamond price index rises steadily. While the information presented is from sources we believe reliable we do not guarantee the accuracy or validity of any information presented by rapaport or the views expressed by users of our internet service. The idex polished diamond price index rose gradually through september closing the month up 0 8 per cent. That s an encouraging sign especially after the 0 6 per cent rise in august suggesting.

For example the cost of a one carat diamond can range from just 1 500 to more than 16 000 for an extremely well cut high quality diamond while a two carat diamond could cost as little as 6 000 or as much as 80 000 based on its shape cut clarity and color grades. These include the 4 cs carat weight cut color and clarity and other factors are also taken into account such as polish symmetry fluorescence and shape. Diamond prices can vary hugely depending on a diamond s shape cut quality clarity and color.