How much does a 2.00 to 2.99ct D FL lab grown round diamond cost?

As of October 2026, 2.00 to 2.99ct D FL lab grown round diamonds typically cost £602 GBP to £4,188 GBP, with a median price of £1,266 GBP. There are currently 3,150 diamonds matching this specification available across retailers.

Where can I find the best price on a D FL round diamond?

About 52% of these diamonds are available at multiple retailers, with an average price spread of 113%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct D FL Lab Grown Round

Quick answer

As of October 2026, there are 3,150 lab grown round diamonds with D colour and FL clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £602 GBP to £4,188 GBP, with a median of £1,266 GBP. At least 44 retailers stock this exact specification, and 52% of the stones appear at more than one of them, with an average price spread of 113%. Half of all listings fall between £457 GBP and £1,310 GBP per carat. The same specification in natural form lists at a median of about £19,906 GBP per carat. Over the last 30 days the median price moved -10.5% and the number of listings moved +29.2%.

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. Round lab grown stones in the index: 414 USD per carat, -5.0% 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

3,150

Lowest Price

£376 GBP

Highest Price

£11,543 GBP

Average Price

£1,882 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

52.0%

Price Spread

112.9%

30-Day Price Trend

-10.5%

30-Day Supply Change

+29.2%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$1,004/ct

10th Percentile

$404

Median

$1,004

90th Percentile

$2,409

Score Distribution

6.6K diamonds scored across 5 quality tiers

Exceptional

420 (6.4%)

Excellent

2,510 (38.1%)

Very Good

697 (10.6%)

Good

2,031 (30.8%)

Average

927 (14.1%)

Find Your Diamond

Search 3,150 D FL round diamonds and compare prices.

Search Diamonds

Consider Instead

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

D IFIF inclusions are not visible without magnification

Save 33%

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