How much does a 5.00ct+ F FL lab grown radiant diamond cost?

As of October 2026, 5.00ct+ F FL lab grown radiant diamonds typically cost $8,450 USD to $53,180 USD, with a median price of $49,170 USD. There are currently 5 diamonds matching this specification available across retailers.

Where can I find the best price on a F FL radiant diamond?

About 43% of these diamonds are available at multiple retailers, with an average price spread of 65%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ F FL Lab Grown Radiant

Quick answer

As of October 2026, there are 5 lab grown radiant diamonds with F color and FL clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $8,450 USD to $53,180 USD, with a median of $49,170 USD. At least 20 retailers stock this exact specification, and 43% of the stones appear at more than one of them, with an average price spread of 65%. Half of all listings fall between $1,372 USD and $2,868 USD per carat. Over the last 30 days the median price moved -11.0% and the number of listings moved +18.9%.

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. Radiant lab grown stones in the index: 474 USD per carat, -2.1% 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

$8,422 USD

Highest Price

$75,858 USD

Average Price

$35,906 USD

Market Intelligence

Retailers Selling

Cross Retailer %

42.9%

Price Spread

65.0%

30-Day Price Trend

-11.0%

30-Day Supply Change

+18.9%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$2,300/ct

10th Percentile

$1,291

Median

$2,300

90th Percentile

$3,364

Score Distribution

13 diamonds scored across 4 quality tiers

Excellent

2 (15.4%)

Very Good

4 (30.8%)

Good

4 (30.8%)

Average

3 (23.1%)

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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