How much does a 0.75 to 0.99ct E IF lab grown heart diamond cost?

As of November 2026, 0.75 to 0.99ct E IF lab grown heart diamonds typically cost €178 EUR to €1,057 EUR, with a median price of €345 EUR. There are currently 11 diamonds matching this specification available across retailers.

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

About 42% of these diamonds are available at multiple retailers, with an average price spread of 112%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct E IF Lab Grown Heart

Quick answer

As of November 2026, there are 11 lab grown heart diamonds with E color and IF clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run €178 EUR to €1,057 EUR, with a median of €345 EUR. At least 37 retailers stock this exact specification, and 42% of the stones appear at more than one of them, with an average price spread of 112%. Half of all listings fall between €432 EUR and €1,226 EUR per carat. The same specification in natural form lists at a median of about €2,981 EUR per carat. Over the last 30 days the median price moved +1.2% and the number of listings moved +37.9%.

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

Lowest Price

€158 EUR

Highest Price

€1,455 EUR

Average Price

€481 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

42.2%

Price Spread

112.0%

30-Day Price Trend

+1.2%

30-Day Supply Change

+37.9%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$792/ct

10th Percentile

$335

Median

$792

90th Percentile

$1,931

Score Distribution

28 diamonds scored across 4 quality tiers

Excellent

13 (46.4%)

Very Good

4 (14.3%)

Good

5 (17.9%)

Average

6 (21.4%)

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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