How much does a 1.50 to 1.99ct E IF lab grown round diamond cost?

As of November 2026, 1.50 to 1.99ct E IF lab grown round diamonds typically cost €308 EUR to €2,314 EUR, with a median price of €708 EUR. There are currently 496 diamonds matching this specification available across retailers.

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

About 46% of these diamonds are available at multiple retailers, with an average price spread of 110%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct E IF Lab Grown Round

Quick answer

As of November 2026, there are 496 lab grown round diamonds with E color and IF clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run €308 EUR to €2,314 EUR, with a median of €708 EUR. At least 57 retailers stock this exact specification, and 46% of the stones appear at more than one of them, with an average price spread of 110%. Half of all listings fall between €329 EUR and €917 EUR per carat. The same specification in natural form lists at a median of about €13,244 EUR per carat. Over the last 30 days the median price moved -5.8% and the number of listings moved +25.6%.

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. Round lab grown stones in the index: 414 USD per carat, -5.0% 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

496

Lowest Price

€245 EUR

Highest Price

€5,317 EUR

Average Price

€998 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

46.4%

Price Spread

110.4%

30-Day Price Trend

-5.8%

30-Day Supply Change

+25.6%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$595/ct

10th Percentile

$255

Median

$595

90th Percentile

$1,496

Score Distribution

1.3K diamonds scored across 5 quality tiers

Exceptional

9 (0.7%)

Excellent

557 (43.4%)

Very Good

223 (17.4%)

Good

169 (13.2%)

Average

324 (25.3%)

Find Your Diamond

Search 496 E IF round diamonds and compare prices.

Search Diamonds

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 7%

E VVS1VVS1 inclusions are not visible without magnification

Save 28%

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