How much does a 1.00 to 1.49ct F IF lab grown cushion diamond cost?

As of October 2026, 1.00 to 1.49ct F IF lab grown cushion diamonds typically cost €259 EUR to €2,234 EUR, with a median price of €823 EUR. There are currently 27 diamonds matching this specification available across retailers.

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

About 36% of these diamonds are available at multiple retailers, with an average price spread of 86%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct F IF Lab Grown Cushion

Quick answer

As of October 2026, there are 27 lab grown cushion diamonds with F colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run €259 EUR to €2,234 EUR, with a median of €823 EUR. At least 39 retailers stock this exact specification, and 36% of the stones appear at more than one of them, with an average price spread of 86%. Half of all listings fall between €470 EUR and €1,113 EUR per carat. The same specification in natural form lists at a median of about €4,592 EUR per carat. Over the last 30 days the median price moved -5.7% and the number of listings moved +24.8%.

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

€199 EUR

Highest Price

€4,180 EUR

Average Price

€1,009 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

35.6%

Price Spread

85.8%

30-Day Price Trend

-5.7%

30-Day Supply Change

+24.8%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$837/ct

10th Percentile

$368

Median

$837

90th Percentile

$1,791

Score Distribution

73 diamonds scored across 4 quality tiers

Excellent

23 (31.5%)

Very Good

17 (23.3%)

Good

19 (26.0%)

Average

14 (19.2%)

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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