How much does a 3.00 to 4.99ct D FL lab grown round diamond cost?

As of September 2026, 3.00 to 4.99ct D FL lab grown round diamonds typically cost HK$15,735 HKD to HK$204,164 HKD, with a median price of HK$56,998 HKD. There are currently 3,389 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct D FL Lab Grown Round

Quick answer

As of September 2026, there are 3,389 lab grown round diamonds with D colour and FL clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run HK$15,735 HKD to HK$204,164 HKD, with a median of HK$56,998 HKD. At least 37 retailers stock this exact specification. Half of all listings fall between HK$7,961 HKD and HK$26,472 HKD per carat. The same specification in natural form lists at a median of about HK$351,500 HKD per carat.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Round lab grown stones in the index: 438 USD per carat, -14.1% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

3,389

Lowest Price

HK$2,652 HKD

Highest Price

HK$1,178,314 HKD

Average Price

HK$92,175 HKD

Market Intelligence

Retailers Selling

Price Spread

124.5%

Price Range

Price per carat distribution across retailers

$1,896/ct

10th Percentile

$754

Median

$1,896

90th Percentile

$5,844

Score Distribution

3.4K diamonds scored across 4 quality tiers

Excellent

965 (28.5%)

Very Good

1,058 (31.2%)

Good

893 (26.3%)

Average

473 (14.0%)

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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