How much does a 1.50 to 1.99ct D FL lab grown radiant diamond cost?

As of November 2026, 1.50 to 1.99ct D FL lab grown radiant diamonds typically cost €484 EUR to €3,187 EUR, with a median price of €1,207 EUR. There are currently 386 diamonds matching this specification available across retailers.

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

About 48% of these diamonds are available at multiple retailers, with an average price spread of 122%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct D FL Lab Grown Radiant

Quick answer

As of November 2026, there are 386 lab grown radiant diamonds with D color and FL clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run €484 EUR to €3,187 EUR, with a median of €1,207 EUR. At least 41 retailers stock this exact specification, and 48% of the stones appear at more than one of them, with an average price spread of 122%. Half of all listings fall between €526 EUR and €1,615 EUR per carat. The same specification in natural form lists at a median of about €13,001 EUR per carat. Over the last 30 days the median price moved -10.8% and the number of listings moved +19.8%.

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. 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: November 2026

Available

386

Lowest Price

€381 EUR

Highest Price

€6,534 EUR

Average Price

€1,400 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

48.3%

Price Spread

121.6%

30-Day Price Trend

-10.8%

30-Day Supply Change

+19.8%

Volatility (30d)

0.04

Price Range

Price per carat distribution across retailers

$1,000/ct

10th Percentile

$420

Median

$1,000

90th Percentile

$2,369

Score Distribution

963 diamonds scored across 5 quality tiers

Exceptional

6 (0.6%)

Excellent

383 (39.8%)

Very Good

91 (9.4%)

Good

310 (32.2%)

Average

173 (18.0%)

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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