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

As of October 2026, 3.00 to 4.99ct G VS2 lab grown heart diamonds typically cost £498 GBP to £3,298 GBP, with a median price of £1,162 GBP. There are currently 85 diamonds matching this specification available across retailers.

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

About 41% of these diamonds are available at multiple retailers, with an average price spread of 107%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct G VS2 Lab Grown Heart

Quick answer

As of October 2026, there are 85 lab grown heart diamonds with G colour and VS2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run £498 GBP to £3,298 GBP, with a median of £1,162 GBP. At least 45 retailers stock this exact specification, and 41% of the stones appear at more than one of them, with an average price spread of 107%. Half of all listings fall between £251 GBP and £689 GBP per carat. The same specification in natural form lists at a median of about £9,158 GBP per carat. Over the last 30 days the median price moved +5.0% and the number of listings moved +17.1%.

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. Heart lab grown stones in the index: 421 USD per carat, -1.8% 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

Lowest Price

£305 GBP

Highest Price

£6,796 GBP

Average Price

£1,496 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

40.5%

Price Spread

107.0%

30-Day Price Trend

+5.0%

30-Day Supply Change

+17.1%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$544/ct

10th Percentile

$242

Median

$544

90th Percentile

$1,283

Score Distribution

182 diamonds scored across 4 quality tiers

Excellent

59 (32.4%)

Very Good

25 (13.7%)

Good

22 (12.1%)

Average

76 (41.8%)

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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