How much does a 3.00 to 4.99ct J I1 natural oval diamond cost?

As of September 2026, 3.00 to 4.99ct J I1 natural oval diamonds typically cost €12,755 EUR to €45,469 EUR, with a median price of €23,904 EUR. There are currently 47 diamonds matching this specification available across retailers.

Where can I find the best price on a J I1 oval diamond?

About 24% of these diamonds are available at multiple retailers, with an average price spread of 55%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct J I1 Natural Oval

Quick answer

As of September 2026, there are 47 natural oval diamonds with J colour and I1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run €12,755 EUR to €45,469 EUR, with a median of €23,904 EUR. At least 16 retailers stock this exact specification, and 24% of the stones appear at more than one of them, with an average price spread of 55%. Half of all listings fall between €5,052 EUR and €8,928 EUR per carat. The same specification in lab grown form lists at a median of about €4,010 EUR per carat. Over the last 30 days the median price moved -8.4% and the number of listings moved -25.0%.

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. Oval natural stones in the index: 2,380 USD per carat, -9.6% 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

Lowest Price

€7,479 EUR

Highest Price

€114,410 EUR

Average Price

€26,625 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

23.6%

Price Spread

54.5%

30-Day Price Trend

-8.4%

30-Day Supply Change

-25.0%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$7,751/ct

10th Percentile

$4,118

Median

$7,751

90th Percentile

$10,542

Score Distribution

47 diamonds scored across 3 quality tiers

Very Good

12 (25.5%)

Good

8 (17.0%)

Average

27 (57.4%)

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Consider Instead

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

Lab-Grown J I1Same specifications, lab-grown origin

Save 55%

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