How much does a 5.00ct+ I VVS1 lab grown radiant diamond cost?

As of October 2026, 5.00ct+ I VVS1 lab grown radiant diamonds typically cost €2,357 EUR to €2,705 EUR, with a median price of €2,531 EUR. There are currently 1 diamonds matching this specification available across retailers.

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

About 8% of these diamonds are available at multiple retailers, with an average price spread of 112%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ I VVS1 Lab Grown Radiant

Quick answer

As of October 2026, there are 1 lab grown radiant diamonds with I colour and VVS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run €2,357 EUR to €2,705 EUR, with a median of €2,531 EUR. At least 25 retailers stock this exact specification, and 8% of the stones appear at more than one of them, with an average price spread of 112%. Half of all listings fall between €376 EUR and €1,972 EUR per carat. Over the last 30 days the median price moved -6.8% and the number of listings moved +38.2%.

Three of the best scored stones at this specification right now:

8.08ct Radiant I VVS1, IGI, grade A, from €2,314 EUR

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

Lowest Price

€2,314 EUR

Highest Price

€4,969 EUR

Average Price

€2,531 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

7.9%

Price Spread

112.3%

30-Day Price Trend

-6.8%

30-Day Supply Change

+38.2%

Volatility (30d)

0.04

Price Range

Price per carat distribution across retailers

$1,582/ct

10th Percentile

$241

Median

$1,582

90th Percentile

$2,409

Score Distribution

2 diamonds scored across 2 quality tiers

Excellent

1 (50.0%)

Good

1 (50.0%)

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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