How much does a 3.00 to 4.99ct G VS2 lab grown radiant diamond cost?

As of September 2026, 3.00 to 4.99ct G VS2 lab grown radiant diamonds typically cost £456 GBP to £3,453 GBP, with a median price of £969 GBP. There are currently 738 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct G VS2 Lab Grown Radiant

Quick answer

As of September 2026, there are 738 lab grown radiant diamonds with G colour and VS2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run £456 GBP to £3,453 GBP, with a median of £969 GBP. At least 42 retailers stock this exact specification. Half of all listings fall between £207 GBP and £718 GBP per carat. The same specification in natural form lists at a median of about £14,127 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

738

Lowest Price

£218 GBP

Highest Price

£33,758 GBP

Average Price

£1,692 GBP

Market Intelligence

Retailers Selling

Price Spread

142.8%

Price Range

Price per carat distribution across retailers

$484/ct

10th Percentile

$224

Median

$484

90th Percentile

$1,335

Score Distribution

738 diamonds scored across 4 quality tiers

Excellent

132 (17.9%)

Very Good

251 (34.0%)

Good

122 (16.5%)

Average

233 (31.6%)

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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