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

As of September 2026, 3.00 to 4.99ct D I1 natural oval diamonds typically cost £12,204 GBP to £43,993 GBP, with a median price of £21,935 GBP. There are currently 29 diamonds matching this specification available across retailers.

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

About 25% of these diamonds are available at multiple retailers, with an average price spread of 80%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct D I1 Natural Oval

Quick answer

As of September 2026, there are 29 natural oval diamonds with D colour and I1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run £12,204 GBP to £43,993 GBP, with a median of £21,935 GBP. At least 15 retailers stock this exact specification, and 25% of the stones appear at more than one of them, with an average price spread of 80%. Half of all listings fall between £5,210 GBP and £11,632 GBP per carat. Over the last 30 days the median price moved -29.8% and the number of listings moved -50.3%.

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

£5,264 GBP

Highest Price

£97,277 GBP

Average Price

£26,067 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

25.5%

Price Spread

79.6%

30-Day Price Trend

-29.8%

30-Day Supply Change

-50.3%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$10,891/ct

10th Percentile

$4,873

Median

$10,891

90th Percentile

$16,695

Score Distribution

29 diamonds scored across 4 quality tiers

Excellent

5 (17.2%)

Very Good

10 (34.5%)

Good

2 (6.9%)

Average

12 (41.4%)

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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