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

As of October 2026, 5.00ct+ G VS2 lab grown heart diamonds typically cost £765 GBP to £8,918 GBP, with a median price of £2,668 GBP. There are currently 128 diamonds matching this specification available across retailers.

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

About 56% of these diamonds are available at multiple retailers, with an average price spread of 74%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ G VS2 Lab Grown Heart

Quick answer

As of October 2026, there are 128 lab grown heart diamonds with G colour and VS2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run £765 GBP to £8,918 GBP, with a median of £2,668 GBP. At least 3 retailers stock this exact specification, and 56% of the stones appear at more than one of them, with an average price spread of 74%. Half of all listings fall between £200 GBP and £508 GBP per carat. Over the last 30 days the median price moved -14.1% 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. 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

128

Lowest Price

£506 GBP

Highest Price

£70,325 GBP

Average Price

£4,448 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

55.7%

Price Spread

74.0%

30-Day Price Trend

-14.1%

30-Day Supply Change

+36.0%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$555/ct

10th Percentile

$266

Median

$555

90th Percentile

$759

Score Distribution

212 diamonds scored across 4 quality tiers

Excellent

86 (40.6%)

Very Good

34 (16.0%)

Good

29 (13.7%)

Average

63 (29.7%)

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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