How much does a 3.00 to 4.99ct E FL lab grown round diamond cost?

As of September 2026, 3.00 to 4.99ct E FL lab grown round diamonds typically cost €1,293 EUR to €11,192 EUR, with a median price of €4,324 EUR. There are currently 130 diamonds matching this specification available across retailers.

Where can I find the best price on a E FL round diamond?

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3.00 to 4.99ct E FL Lab Grown Round

Quick answer

As of September 2026, there are 130 lab grown round diamonds with E colour and FL clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run €1,293 EUR to €11,192 EUR, with a median of €4,324 EUR. At least 37 retailers stock this exact specification. Half of all listings fall between €879 EUR and €2,922 EUR per carat. The same specification in natural form lists at a median of about €38,778 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. Round lab grown stones in the index: 438 USD per carat, -14.1% 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

130

Lowest Price

€884 EUR

Highest Price

€47,650 EUR

Average Price

€5,804 EUR

Market Intelligence

Retailers Selling

Price Spread

124.5%

Price Range

Price per carat distribution across retailers

$1,896/ct

10th Percentile

$754

Median

$1,896

90th Percentile

$5,844

Score Distribution

130 diamonds scored across 4 quality tiers

Excellent

34 (26.2%)

Very Good

46 (35.4%)

Good

26 (20.0%)

Average

24 (18.5%)

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Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

F FLF colour is visually identical to E to the naked eye

Save 19%

E IFIF inclusions are not visible without magnification

Save 53%

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