How much does a 2.00 to 2.99ct E SI1 lab grown oval diamond cost?

As of November 2026, 2.00 to 2.99ct E SI1 lab grown oval diamonds typically cost €302 EUR to €1,910 EUR, with a median price of €806 EUR. There are currently 222 diamonds matching this specification available across retailers.

Where can I find the best price on a E SI1 oval diamond?

About 28% of these diamonds are available at multiple retailers, with an average price spread of 89%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct E SI1 Lab Grown Oval

Quick answer

As of November 2026, there are 222 lab grown oval diamonds with E color and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run €302 EUR to €1,910 EUR, with a median of €806 EUR. At least 38 retailers stock this exact specification, and 28% of the stones appear at more than one of them, with an average price spread of 89%. Half of all listings fall between €234 EUR and €575 EUR per carat. The same specification in natural form lists at a median of about €10,225 EUR per carat. Over the last 30 days the median price moved +23.7% and the number of listings moved +19.3%.

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. Oval lab grown stones in the index: 453 USD per carat, -7.4% 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

222

Lowest Price

€194 EUR

Highest Price

€4,047 EUR

Average Price

€953 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

27.7%

Price Spread

89.3%

30-Day Price Trend

+23.7%

30-Day Supply Change

+19.3%

Volatility (30d)

0.09

Price Range

Price per carat distribution across retailers

$427/ct

10th Percentile

$165

Median

$427

90th Percentile

$866

Score Distribution

705 diamonds scored across 4 quality tiers

Excellent

152 (21.6%)

Very Good

59 (8.4%)

Good

69 (9.8%)

Average

425 (60.3%)

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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