How much does a 1.50 to 1.99ct E IF natural cushion diamond cost?

As of October 2026, 1.50 to 1.99ct E IF natural cushion diamonds typically cost HK$69,127 HKD to HK$190,618 HKD, with a median price of HK$95,275 HKD. There are currently 7 diamonds matching this specification available across retailers.

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

About 27% of these diamonds are available at multiple retailers, with an average price spread of 45%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct E IF Natural Cushion

Quick answer

As of October 2026, there are 7 natural cushion diamonds with E colour and IF clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run HK$69,127 HKD to HK$190,618 HKD, with a median of HK$95,275 HKD. At least 47 retailers stock this exact specification, and 27% of the stones appear at more than one of them, with an average price spread of 45%. Half of all listings fall between HK$54,178 HKD and HK$84,736 HKD per carat. The same specification in lab grown form lists at a median of about HK$7,094 HKD per carat. Over the last 30 days the median price moved -3.2% and the number of listings moved +6.3%.

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

HK$52,064 HKD

Highest Price

HK$256,678 HKD

Average Price

HK$119,190 HKD