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

As of September 2026, 5.00ct+ I VVS1 natural cushion diamonds typically cost £73,102 GBP to £183,539 GBP, with a median price of £126,449 GBP. There are currently 5 diamonds matching this specification available across retailers.

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

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5.00ct+ I VVS1 Natural Cushion

Quick answer

As of September 2026, there are 5 natural cushion diamonds with I colour and VVS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run £73,102 GBP to £183,539 GBP, with a median of £126,449 GBP. At least 27 retailers stock this exact specification. Half of all listings fall between £11,359 GBP and £16,512 GBP per carat. The same specification in lab grown form lists at a median of about £651 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. Cushion natural stones in the index: 2,792 USD per carat, +1.1% 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

£64,776 GBP

Highest Price

£194,284 GBP

Average Price

£127,704 GBP

Market Intelligence

Retailers Selling

Price Spread

39.7%

Price Range

Price per carat distribution across retailers

$17,517/ct

10th Percentile

$14,144

Median

$17,517

90th Percentile

$26,855

Score Distribution

5 diamonds scored across 3 quality tiers

Very Good

1 (20.0%)

Good

3 (60.0%)

Average

1 (20.0%)

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Consider Instead

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

J VVS1J colour is visually identical to I to the naked eye

Save 28%

Lab-Grown I VVS1Same specifications, lab-grown origin

Save 95%

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