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

As of October 2026, 3.00 to 4.99ct E IF natural cushion diamonds typically cost $72,316 SGD to $189,314 SGD, with a median price of $99,411 SGD. There are currently 2 diamonds matching this specification available across retailers.

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

About 34% of these diamonds are available at multiple retailers, with an average price spread of 46%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct E IF Natural Cushion

Quick answer

As of October 2026, there are 2 natural cushion diamonds with E colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $72,316 SGD to $189,314 SGD, with a median of $99,411 SGD. At least 42 retailers stock this exact specification, and 34% of the stones appear at more than one of them, with an average price spread of 46%. Half of all listings fall between $28,229 SGD and $44,471 SGD per carat. The same specification in lab grown form lists at a median of about $2,059 SGD per carat. Over the last 30 days the median price moved +1.5% and the number of listings moved +6.7%.

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

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Cushion natural stones in the index: 2,948 USD per carat, +1.7% month on month. See the full index release

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

Last updated: October 2026

Available

Lowest Price

$71,818 SGD

Highest Price

$193,108 SGD

Average Price

$118,663 SGD