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

As of September 2026, 5.00ct+ I VVS1 natural oval diamonds typically cost £48,209 GBP to £118,076 GBP, with a median price of £66,848 GBP. There are currently 16 diamonds matching this specification available across retailers.

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

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5.00ct+ I VVS1 Natural Oval

Quick answer

As of September 2026, there are 16 natural oval diamonds with I colour and VVS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run £48,209 GBP to £118,076 GBP, with a median of £66,848 GBP. At least 22 retailers stock this exact specification. Half of all listings fall between £12,557 GBP and £20,928 GBP per carat. The same specification in lab grown form lists at a median of about £712 GBP per carat.

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

£43,624 GBP

Highest Price

£255,877 GBP

Average Price

£79,418 GBP

Market Intelligence

Retailers Selling

Price Spread

47.3%

Price Range

Price per carat distribution across retailers

$23,896/ct

10th Percentile

$13,948

Median

$23,896

90th Percentile

$33,006

Score Distribution

16 diamonds scored across 4 quality tiers

Excellent

5 (31.3%)

Very Good

6 (37.5%)

Good

3 (18.8%)

Average

2 (12.5%)

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Consider Instead

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

Lab-Grown I VVS1Same specifications, lab-grown origin

Save 96%

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