How much does a 0.20 to 0.49ct G VS1 lab grown round diamond cost?

As of November 2026, 0.20 to 0.49ct G VS1 lab grown round diamonds typically cost €118 EUR to €560 EUR, with a median price of €222 EUR. There are currently 101 diamonds matching this specification available across retailers.

Where can I find the best price on a G VS1 round diamond?

About 39% of these diamonds are available at multiple retailers, with an average price spread of 162%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct G VS1 Lab Grown Round

Quick answer

As of November 2026, there are 101 lab grown round diamonds with G color and VS1 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run €118 EUR to €560 EUR, with a median of €222 EUR. At least 18 retailers stock this exact specification, and 39% of the stones appear at more than one of them, with an average price spread of 162%. Half of all listings fall between €230 EUR and €782 EUR per carat. The same specification in natural form lists at a median of about €1,668 EUR per carat. Over the last 30 days the median price moved -20.6% and the number of listings moved +9.2%.

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. Round lab grown stones in the index: 414 USD per carat, -5.0% 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: November 2026

Available

101

Lowest Price

€62 EUR

Highest Price

€1,165 EUR

Average Price

€297 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

38.6%

Price Spread

162.1%

30-Day Price Trend

-20.6%

30-Day Supply Change

+9.2%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$381/ct

10th Percentile

$222

Median

$381

90th Percentile

$1,305

Score Distribution

172 diamonds scored across 4 quality tiers

Excellent

17 (9.9%)

Very Good

57 (33.1%)

Good

57 (33.1%)

Average

41 (23.8%)

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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