How much does a 1.00 to 1.49ct E IF lab grown round diamond cost?

As of September 2026, 1.00 to 1.49ct E IF lab grown round diamonds typically cost €161 EUR to €1,266 EUR, with a median price of €383 EUR. There are currently 3,033 diamonds matching this specification available across retailers.

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

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1.00 to 1.49ct E IF Lab Grown Round

Quick answer

As of September 2026, there are 3,033 lab grown round diamonds with E colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run €161 EUR to €1,266 EUR, with a median of €383 EUR. At least 55 retailers stock this exact specification. Half of all listings fall between €348 EUR and €792 EUR per carat. The same specification in natural form lists at a median of about €8,866 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

3,033

Lowest Price

€121 EUR

Highest Price

€48,683 EUR

Average Price

€594 EUR

Market Intelligence

Retailers Selling

Price Spread

95.5%

Price Range

Price per carat distribution across retailers

$536/ct

10th Percentile

$265

Median

$536

90th Percentile

$1,511

Score Distribution

3.0K diamonds scored across 5 quality tiers

Exceptional

1 (0.0%)

Excellent

1,280 (42.2%)

Very Good

447 (14.7%)

Good

668 (22.0%)

Average

637 (21.0%)

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Consider Instead

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

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

Save 4%

E VVS1VVS1 inclusions are not visible without magnification

Save 27%

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