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

As of October 2026, 1.00 to 1.49ct E IF natural cushion diamonds typically cost HK$26,100 HKD to HK$78,644 HKD, with a median price of HK$44,273 HKD. There are currently 53 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 55%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct E IF Natural Cushion

Quick answer

As of October 2026, there are 53 natural cushion diamonds with E colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run HK$26,100 HKD to HK$78,644 HKD, with a median of HK$44,273 HKD. At least 53 retailers stock this exact specification, and 34% of the stones appear at more than one of them, with an average price spread of 55%. Half of all listings fall between HK$36,647 HKD and HK$63,522 HKD per carat. The same specification in lab grown form lists at a median of about HK$6,925 HKD per carat. Over the last 30 days the median price moved -1.6% and the number of listings moved +12.6%.

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$18,269 HKD

Highest Price

HK$148,555 HKD

Average Price

HK$49,969 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

34.3%

Price Spread

55.0%

30-Day Price Trend

-1.6%

30-Day Supply Change

+12.6%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$6,223/ct

10th Percentile

$3,751

Median

$6,223

90th Percentile

$9,763

Score Distribution

105 diamonds scored across 5 quality tiers

Exceptional

4 (3.8%)

Excellent

31 (29.5%)

Very Good

23 (21.9%)

Good

25 (23.8%)

Average

22 (21.0%)

Find Your Diamond

Search 53 E IF cushion diamonds and compare prices.

Search Diamonds

Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

F IFF colour is visually identical to E to the naked eye

Save 31%

E VVS1VVS1 inclusions are not visible without magnification

Save 34%

Lab-Grown E IFSame specifications, lab-grown origin

Save 87%

Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1