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

As of October 2026, 3.00 to 4.99ct D FL lab grown heart diamonds typically cost $3,019 SGD to $21,339 SGD, with a median price of $7,333 SGD. There are currently 155 diamonds matching this specification available across retailers.

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

About 49% of these diamonds are available at multiple retailers, with an average price spread of 133%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct D FL Lab Grown Heart

Quick answer

As of October 2026, there are 155 lab grown heart diamonds with D colour and FL clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $3,019 SGD to $21,339 SGD, with a median of $7,333 SGD. At least 35 retailers stock this exact specification, and 49% of the stones appear at more than one of them, with an average price spread of 133%. Half of all listings fall between $1,255 SGD and $3,548 SGD per carat. Over the last 30 days the median price moved -18.9% and the number of listings moved +24.4%.

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. Heart lab grown stones in the index: 421 USD per carat, -1.8% 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

155

Lowest Price

$2,556 SGD

Highest Price

$60,285 SGD

Average Price

$10,072 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

48.6%

Price Spread

133.4%

30-Day Price Trend

-18.9%

30-Day Supply Change

+24.4%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$1,341/ct

10th Percentile

$821

Median

$1,341

90th Percentile

$4,633

Score Distribution

442 diamonds scored across 5 quality tiers

Exceptional

13 (2.9%)

Excellent

170 (38.5%)

Very Good

24 (5.4%)

Good

186 (42.1%)

Average

49 (11.1%)

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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