How much does a 5.00ct+ I VVS1 natural oval diamond cost?

As of October 2026, 5.00ct+ I VVS1 natural oval diamonds typically cost £46,080 GBP to £311,908 GBP, with a median price of £71,230 GBP. There are currently 7 diamonds matching this specification available across retailers.

Where can I find the best price on a I VVS1 oval diamond?

About 41% of these diamonds are available at multiple retailers, with an average price spread of 23%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ I VVS1 Natural Oval

Quick answer

As of October 2026, there are 7 natural oval diamonds with I colour and VVS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run £46,080 GBP to £311,908 GBP, with a median of £71,230 GBP. At least 34 retailers stock this exact specification, and 41% of the stones appear at more than one of them, with an average price spread of 23%. Half of all listings fall between £20,825 GBP and £26,466 GBP per carat. The same specification in lab grown form lists at a median of about £797 GBP per carat. Over the last 30 days the median price moved +1.3% and the number of listings moved +9.1%.

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 natural stones in the index: 2,655 USD per carat, +10.2% 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

Lowest Price

£44,251 GBP

Highest Price

£443,363 GBP

Average Price

£133,631 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

40.7%

Price Spread

23.3%

30-Day Price Trend

+1.3%

30-Day Supply Change

+9.1%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$32,259/ct

10th Percentile

$20,032

Median

$32,259

90th Percentile

$36,600

Score Distribution

17 diamonds scored across 4 quality tiers

Excellent

4 (23.5%)

Very Good

7 (41.2%)

Good

4 (23.5%)

Average

2 (11.8%)

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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