How much does a 0.20 to 0.49ct G VS2 lab grown heart diamond cost?

As of October 2026, 0.20 to 0.49ct G VS2 lab grown heart diamonds typically cost £80 GBP to £221 GBP, with a median price of £112 GBP. There are currently 3 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 84%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct G VS2 Lab Grown Heart

Quick answer

As of October 2026, there are 3 lab grown heart diamonds with G colour and VS2 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run £80 GBP to £221 GBP, with a median of £112 GBP. At least 17 retailers stock this exact specification, and 56% of the stones appear at more than one of them, with an average price spread of 84%. Half of all listings fall between £222 GBP and £568 GBP per carat. The same specification in natural form lists at a median of about £1,180 GBP per carat. Over the last 30 days the median price moved +5.0% and the number of listings moved +109.0%.

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

Lowest Price

£62 GBP

Highest Price

£676 GBP

Average Price

£141 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

55.6%

Price Spread

83.7%

30-Day Price Trend

+5.0%

30-Day Supply Change

+109.0%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$551/ct

10th Percentile

$215

Median

$551

90th Percentile

$1,057

Score Distribution

5 diamonds scored across 4 quality tiers

Excellent

1 (20.0%)

Very Good

2 (40.0%)

Good

1 (20.0%)

Average

1 (20.0%)

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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