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

As of October 2026, 5.00ct+ D FL lab grown radiant diamonds typically cost $11,488 SGD to $51,855 SGD, with a median price of $27,807 SGD. There are currently 137 diamonds matching this specification available across retailers.

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

About 46% of these diamonds are available at multiple retailers, with an average price spread of 92%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ D FL Lab Grown Radiant

Quick answer

As of October 2026, there are 137 lab grown radiant diamonds with D colour and FL clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $11,488 SGD to $51,855 SGD, with a median of $27,807 SGD. At least 32 retailers stock this exact specification, and 46% of the stones appear at more than one of them, with an average price spread of 92%. Half of all listings fall between $2,873 SGD and $7,110 SGD per carat. Over the last 30 days the median price moved -11.8% and the number of listings moved +18.4%.

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

137

Lowest Price

$6,613 SGD

Highest Price

$116,370 SGD

Average Price

$30,572 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

45.8%

Price Spread

92.0%

30-Day Price Trend

-11.8%

30-Day Supply Change

+18.4%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$3,605/ct

10th Percentile

$1,889

Median

$3,605

90th Percentile

$7,255

Score Distribution

385 diamonds scored across 5 quality tiers

Exceptional

22 (5.7%)

Excellent

104 (27.0%)

Very Good

43 (11.2%)

Good

191 (49.6%)

Average

25 (6.5%)

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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