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

As of October 2026, 3.00 to 4.99ct D IF lab grown heart diamonds typically cost $1,891 USD to $10,542 USD, with a median price of $4,094 USD. There are currently 185 diamonds matching this specification available across retailers.

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

About 42% 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.

3.00 to 4.99ct D IF Lab Grown Heart

Quick answer

As of October 2026, there are 185 lab grown heart diamonds with D color and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $1,891 USD to $10,542 USD, with a median of $4,094 USD. At least 48 retailers stock this exact specification, and 42% of the stones appear at more than one of them, with an average price spread of 92%. Half of all listings fall between $763 USD and $1,777 USD per carat. Over the last 30 days the median price moved -18.9% and the number of listings moved +26.9%.

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

185

Lowest Price

$1,125 USD

Highest Price

$41,930 USD

Average Price

$5,357 USD

Market Intelligence

Retailers Selling

Cross Retailer %

42.3%

Price Spread

92.4%

30-Day Price Trend

-18.9%

30-Day Supply Change

+26.9%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$1,098/ct

10th Percentile

$545

Median

$1,098

90th Percentile

$3,510

Score Distribution

579 diamonds scored across 5 quality tiers

Exceptional

10 (1.7%)

Excellent

222 (38.3%)

Very Good

179 (30.9%)

Good

119 (20.6%)

Average

49 (8.5%)

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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