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

As of October 2026, 5.00ct+ G VS2 lab grown radiant diamonds typically cost £565 GBP to £7,973 GBP, with a median price of £1,820 GBP. There are currently 455 diamonds matching this specification available across retailers.

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

About 53% of these diamonds are available at multiple retailers, with an average price spread of 94%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ G VS2 Lab Grown Radiant

Quick answer

As of October 2026, there are 455 lab grown radiant diamonds with G colour and VS2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run £565 GBP to £7,973 GBP, with a median of £1,820 GBP. At least 37 retailers stock this exact specification, and 53% of the stones appear at more than one of them, with an average price spread of 94%. Half of all listings fall between £201 GBP and £498 GBP per carat. Over the last 30 days the median price moved -13.8% and the number of listings moved +40.2%.

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

455

Lowest Price

£413 GBP

Highest Price

£39,851 GBP

Average Price

£3,113 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

52.8%

Price Spread

94.4%

30-Day Price Trend

-13.8%

30-Day Supply Change

+40.2%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$419/ct

10th Percentile

$197

Median

$419

90th Percentile

$915

Score Distribution

951 diamonds scored across 4 quality tiers

Excellent

277 (29.1%)

Very Good

138 (14.5%)

Good

183 (19.2%)

Average

353 (37.1%)

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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