How much does a 0.20 to 0.49ct D VS1 lab grown radiant diamond cost?

As of October 2026, 0.20 to 0.49ct D VS1 lab grown radiant diamonds typically cost €83 EUR to €394 EUR, with a median price of €197 EUR. There are currently 292 diamonds matching this specification available across retailers.

Where can I find the best price on a D VS1 radiant diamond?

About 44% of these diamonds are available at multiple retailers, with an average price spread of 113%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct D VS1 Lab Grown Radiant

Quick answer

As of October 2026, there are 292 lab grown radiant diamonds with D color and VS1 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run €83 EUR to €394 EUR, with a median of €197 EUR. At least 17 retailers stock this exact specification, and 44% of the stones appear at more than one of them, with an average price spread of 113%. Half of all listings fall between €292 EUR and €765 EUR per carat. The same specification in natural form lists at a median of about €1,502 EUR per carat. Over the last 30 days the median price moved -9.2% and the number of listings moved +31.4%.

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. Radiant lab grown stones in the index: 474 USD per carat, -2.1% 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

292

Lowest Price

€48 EUR

Highest Price

€992 EUR

Average Price

€222 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

43.8%

Price Spread

113.5%

30-Day Price Trend

-9.2%

30-Day Supply Change

+31.4%

Volatility (30d)

0.07

Price Range

Price per carat distribution across retailers

$466/ct

10th Percentile

$270

Median

$466

90th Percentile

$1,132

Score Distribution

627 diamonds scored across 4 quality tiers

Excellent

161 (25.7%)

Very Good

54 (8.6%)

Good

274 (43.7%)

Average

138 (22.0%)

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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