How much does a 5.00ct+ E SI2 lab grown heart diamond cost?

As of September 2026, 5.00ct+ E SI2 lab grown heart diamonds typically cost €1,404 EUR to €5,451 EUR, with a median price of €2,163 EUR. There are currently 4 diamonds matching this specification available across retailers.

Where can I find the best price on a E SI2 heart diamond?

Compare prices across retailers on Carat Hunter to see all your options.

5.00ct+ E SI2 Lab Grown Heart

Quick answer

As of September 2026, there are 4 lab grown heart diamonds with E colour and SI2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run €1,404 EUR to €5,451 EUR, with a median of €2,163 EUR. The same specification in natural form lists at a median of about €9,768 EUR 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. Heart lab grown stones in the index: 440 USD per carat, -9.4% 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

Lowest Price

€1,342 EUR

Highest Price

€6,596 EUR

Average Price

€3,066 EUR

Score Distribution

4 diamonds scored across 3 quality tiers

Very Good

2 (50.0%)

Good

1 (25.0%)

Average

1 (25.0%)

Find Your Diamond

Search 4 E SI2 heart diamonds and compare prices.

Search Diamonds

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