How much does a 0.50 to 0.74ct I VVS1 lab grown round diamond cost?

As of November 2026, 0.50 to 0.74ct I VVS1 lab grown round diamonds typically cost €295 EUR to €1,181 EUR, with a median price of €627 EUR. There are currently 11 diamonds matching this specification available across retailers.

Where can I find the best price on a I VVS1 round diamond?

About 31% of these diamonds are available at multiple retailers, with an average price spread of 110%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct I VVS1 Lab Grown Round

Quick answer

As of November 2026, there are 11 lab grown round diamonds with I color and VVS1 clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run €295 EUR to €1,181 EUR, with a median of €627 EUR. At least 32 retailers stock this exact specification, and 31% of the stones appear at more than one of them, with an average price spread of 110%. Half of all listings fall between €509 EUR and €1,402 EUR per carat. The same specification in natural form lists at a median of about €1,545 EUR per carat. Over the last 30 days the median price moved -48.2% and the number of listings moved -31.7%.

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

Lowest Price

€192 EUR

Highest Price

€2,607 EUR

Average Price

€719 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

31.4%

Price Spread

109.7%

30-Day Price Trend

-48.2%

30-Day Supply Change

-31.7%

Volatility (30d)

0.06

Price Range

Price per carat distribution across retailers

$909/ct

10th Percentile

$285

Median

$909

90th Percentile

$2,450

Score Distribution

17 diamonds scored across 4 quality tiers

Excellent

3 (17.6%)

Very Good

4 (23.5%)

Good

9 (52.9%)

Average

1 (5.9%)

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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