How much does a 2.00 to 2.99ct E SI2 natural round diamond cost?

As of October 2026, 2.00 to 2.99ct E SI2 natural round diamonds typically cost €7,980 EUR to €28,932 EUR, with a median price of €14,776 EUR. There are currently 532 diamonds matching this specification available across retailers.

Where can I find the best price on a E SI2 round diamond?

About 34% of these diamonds are available at multiple retailers, with an average price spread of 43%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct E SI2 Natural Round

Quick answer

As of October 2026, there are 532 natural round diamonds with E color and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run €7,980 EUR to €28,932 EUR, with a median of €14,776 EUR. At least 59 retailers stock this exact specification, and 34% of the stones appear at more than one of them, with an average price spread of 43%. Half of all listings fall between €5,513 EUR and €8,484 EUR per carat. The same specification in lab grown form lists at a median of about €416 EUR per carat. Over the last 30 days the median price moved -0.2% and the number of listings moved +9.0%.

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 natural stones in the index: 2,248 USD per carat, +7.6% 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

532

Lowest Price

€4,607 EUR

Highest Price

€46,770 EUR

Average Price

€16,881 EUR