How much does a 1.50 to 1.99ct D IF lab grown heart diamond cost?

As of November 2026, 1.50 to 1.99ct D IF lab grown heart diamonds typically cost €329 EUR to €2,446 EUR, with a median price of €770 EUR. There are currently 159 diamonds matching this specification available across retailers.

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

About 46% of these diamonds are available at multiple retailers, with an average price spread of 103%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct D IF Lab Grown Heart

Quick answer

As of November 2026, there are 159 lab grown heart diamonds with D color and IF clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run €329 EUR to €2,446 EUR, with a median of €770 EUR. At least 48 retailers stock this exact specification, and 46% of the stones appear at more than one of them, with an average price spread of 103%. Half of all listings fall between €370 EUR and €1,038 EUR per carat. The same specification in natural form lists at a median of about €7,735 EUR per carat. Over the last 30 days the median price moved -11.4% and the number of listings moved +36.9%.

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: November 2026

Available

159

Lowest Price

€254 EUR

Highest Price

€6,131 EUR

Average Price

€1,110 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

46.1%

Price Spread

103.4%

30-Day Price Trend

-11.4%

30-Day Supply Change

+36.9%

Volatility (30d)

0.04

Price Range

Price per carat distribution across retailers

$721/ct

10th Percentile

$271

Median

$721

90th Percentile

$1,988

Score Distribution

385 diamonds scored across 5 quality tiers

Exceptional

11 (2.9%)

Excellent

141 (36.6%)

Very Good

133 (34.5%)

Good

42 (10.9%)

Average

58 (15.1%)

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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