How much does a 1.00 to 1.49ct E IF natural cushion diamond cost?

As of September 2026, 1.00 to 1.49ct E IF natural cushion diamonds typically cost $4,038 SGD to $12,045 SGD, with a median price of $6,134 SGD. There are currently 115 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.

1.00 to 1.49ct E IF Natural Cushion

Quick answer

As of September 2026, there are 115 natural cushion diamonds with E colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $4,038 SGD to $12,045 SGD, with a median of $6,134 SGD. At least 47 retailers stock this exact specification. Half of all listings fall between $5,532 SGD and $10,460 SGD per carat. The same specification in lab grown form lists at a median of about $1,093 SGD 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

115

Lowest Price

$3,005 SGD

Highest Price

$23,049 SGD

Average Price

$7,148 SGD