How much does a 5.00ct+ G VVS2 lab grown radiant diamond cost?

As of October 2026, 5.00ct+ G VVS2 lab grown radiant diamonds typically cost £496 GBP to £6,578 GBP, with a median price of £1,298 GBP. There are currently 1,244 diamonds matching this specification available across retailers.

Where can I find the best price on a G VVS2 radiant diamond?

About 54% of these diamonds are available at multiple retailers, with an average price spread of 97%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ G VVS2 Lab Grown Radiant

Quick answer

As of October 2026, there are 1,244 lab grown radiant diamonds with G colour and VVS2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run £496 GBP to £6,578 GBP, with a median of £1,298 GBP. At least 45 retailers stock this exact specification, and 54% of the stones appear at more than one of them, with an average price spread of 97%. Half of all listings fall between £187 GBP and £442 GBP per carat. Over the last 30 days the median price moved -16.0% and the number of listings moved +36.0%.

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. Radiant lab grown stones in the index: 474 USD per carat, -2.1% 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

1,244

Lowest Price

£423 GBP

Highest Price

£20,741 GBP

Average Price

£2,648 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

53.8%

Price Spread

97.1%

30-Day Price Trend

-16.0%

30-Day Supply Change

+36.0%

Volatility (30d)

0.04

Price Range

Price per carat distribution across retailers

$350/ct

10th Percentile

$180

Median

$350

90th Percentile

$903

Score Distribution

2.4K diamonds scored across 4 quality tiers

Excellent

994 (41.1%)

Very Good

292 (12.1%)

Good

334 (13.8%)

Average

798 (33.0%)

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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