How much does a 3.00 to 4.99ct E I1 lab grown emerald diamond cost?

As of October 2026, 3.00 to 4.99ct E I1 lab grown emerald diamonds typically cost €370 EUR to €405 EUR, with a median price of €388 EUR. There are currently 1 diamonds matching this specification available across retailers.

Where can I find the best price on a E I1 emerald diamond?

About 100% of these diamonds are available at multiple retailers, with an average price spread of 80%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct E I1 Lab Grown Emerald

Quick answer

As of October 2026, there are 1 lab grown emerald diamonds with E colour and I1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run €370 EUR to €405 EUR, with a median of €388 EUR. At least 11 retailers stock this exact specification, and 100% of the stones appear at more than one of them, with an average price spread of 80%. Half of all listings fall between €93 EUR and €175 EUR per carat.

Three of the best scored stones at this specification right now:

4.41ct Emerald E I1, IGI, grade B+, from €410 EUR

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. Emerald lab grown stones in the index: 451 USD per carat, -8.3% 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

Lowest Price

€366 EUR

Highest Price

€1,783 EUR

Average Price

€388 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

100.0%

Price Spread

79.6%

Price Range

Price per carat distribution across retailers

$115/ct

10th Percentile

$92

Median

$115

90th Percentile

$368

Score Distribution

2 diamonds scored across 1 quality tiers

Very Good

2 (100.0%)

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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