How much does a 3.00 to 4.99ct I VS2 natural round diamond cost?

As of October 2026, 3.00 to 4.99ct I VS2 natural round diamonds typically cost €26,507 EUR to €70,992 EUR, with a median price of €40,681 EUR. There are currently 344 diamonds matching this specification available across retailers.

Where can I find the best price on a I VS2 round diamond?

About 33% of these diamonds are available at multiple retailers, with an average price spread of 32%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct I VS2 Natural Round

Quick answer

As of October 2026, there are 344 natural round diamonds with I colour and VS2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run €26,507 EUR to €70,992 EUR, with a median of €40,681 EUR. At least 64 retailers stock this exact specification, and 33% of the stones appear at more than one of them, with an average price spread of 32%. Half of all listings fall between €10,110 EUR and €13,895 EUR per carat. The same specification in lab grown form lists at a median of about €338 EUR per carat. Over the last 30 days the median price moved -0.3% and the number of listings moved +6.7%.

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

344

Lowest Price

€13,095 EUR

Highest Price

€133,195 EUR

Average Price

€45,111 EUR