How much does a 1.00 to 1.49ct E FL lab grown cushion diamond cost?

As of October 2026, 1.00 to 1.49ct E FL lab grown cushion diamonds typically cost $491 CAD to $1,318 CAD, with a median price of $802 CAD. There are currently 70 diamonds matching this specification available across retailers.

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

About 44% of these diamonds are available at multiple retailers, with an average price spread of 95%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct E FL Lab Grown Cushion

Quick answer

As of October 2026, there are 70 lab grown cushion diamonds with E color and FL clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $491 CAD to $1,318 CAD, with a median of $802 CAD. At least 39 retailers stock this exact specification, and 44% of the stones appear at more than one of them, with an average price spread of 95%. Half of all listings fall between $856 CAD and $2,101 CAD per carat. The same specification in natural form lists at a median of about $12,590 CAD per carat. Over the last 30 days the median price moved -9.3% and the number of listings moved +39.7%.

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 lab grown stones in the index: 516 USD per carat, +6.9% 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

$453 CAD

Highest Price

$5,546 CAD

Average Price

$903 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

44.1%

Price Spread

94.8%

30-Day Price Trend

-9.3%

30-Day Supply Change

+39.7%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$938/ct

10th Percentile

$495

Median

$938

90th Percentile

$2,389

Score Distribution

101 diamonds scored across 5 quality tiers

Exceptional

1 (1.0%)

Excellent

61 (60.4%)

Very Good

23 (22.8%)

Good

14 (13.9%)

Average

2 (2.0%)

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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