How much does a 3.00 to 4.99ct E IF natural cushion diamond cost?

As of September 2026, 3.00 to 4.99ct E IF natural cushion diamonds typically cost $97,748 NZD to $229,486 NZD, with a median price of $147,313 NZD. There are currently 11 diamonds matching this specification available across retailers.

Where can I find the best price on a E IF cushion diamond?

Compare prices across retailers on Carat Hunter to see all your options.

3.00 to 4.99ct E IF Natural Cushion

Quick answer

As of September 2026, there are 11 natural cushion diamonds with E colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $97,748 NZD to $229,486 NZD, with a median of $147,313 NZD. At least 37 retailers stock this exact specification. Half of all listings fall between $36,158 NZD and $56,151 NZD per carat. The same specification in lab grown form lists at a median of about $3,359 NZD per carat.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Cushion natural stones in the index: 2,792 USD per carat, +1.1% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

Lowest Price

$75,990 NZD

Highest Price

$259,497 NZD

Average Price

$150,555 NZD