How much does a 5.00ct+ I VS2 lab grown radiant diamond cost?

As of September 2026, 5.00ct+ I VS2 lab grown radiant diamonds typically cost £1,224 GBP to £9,359 GBP, with a median price of £7,625 GBP. There are currently 84 diamonds matching this specification available across retailers.

Where can I find the best price on a I VS2 radiant diamond?

Compare prices across retailers on Carat Hunter to see all your options.

5.00ct+ I VS2 Lab Grown Radiant

Quick answer

As of September 2026, there are 84 lab grown radiant diamonds with I colour and VS2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run £1,224 GBP to £9,359 GBP, with a median of £7,625 GBP. At least 10 retailers stock this exact specification. Half of all listings fall between £325 GBP and £479 GBP per carat. The same specification in natural form lists at a median of about £7,317 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. Radiant lab grown stones in the index: 473 USD per carat, -12.5% 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

£614 GBP

Highest Price

£55,163 GBP

Average Price

£6,188 GBP

Market Intelligence

Retailers Selling

Price Spread

37.3%

Price Range

Price per carat distribution across retailers

$559/ct

10th Percentile

$392

Median

$559

90th Percentile

$745

Score Distribution

84 diamonds scored across 4 quality tiers

Excellent

7 (8.3%)

Very Good

13 (15.5%)

Good

9 (10.7%)

Average

55 (65.5%)

Find Your Diamond

Search 84 I VS2 radiant diamonds and compare prices.

Search Diamonds

Consider Instead

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

I SI1SI1 inclusions are not visible without magnification

Save 60%

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