How much does a 5.00ct+ I VVS2 lab grown marquise diamond cost?

As of November 2026, 5.00ct+ I VVS2 lab grown marquise diamonds typically cost €696 EUR to €5,213 EUR, with a median price of €1,179 EUR. There are currently 9 diamonds matching this specification available across retailers.

Where can I find the best price on a I VVS2 marquise diamond?

About 39% of these diamonds are available at multiple retailers, with an average price spread of 87%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ I VVS2 Lab Grown Marquise

Quick answer

As of November 2026, there are 9 lab grown marquise diamonds with I colour and VVS2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run €696 EUR to €5,213 EUR, with a median of €1,179 EUR. At least 23 retailers stock this exact specification, and 39% of the stones appear at more than one of them, with an average price spread of 87%. Half of all listings fall between €238 EUR and €629 EUR per carat. Over the last 30 days the median price moved -43.4% and the number of listings moved +185.4%.

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. Marquise lab grown stones in the index: 485 USD per carat, -3.2% 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

€529 EUR

Highest Price

€8,280 EUR

Average Price

€2,527 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

39.4%

Price Spread

86.7%

30-Day Price Trend

-43.4%

30-Day Supply Change

+185.4%

Volatility (30d)

0.20

Price Range

Price per carat distribution across retailers

$504/ct

10th Percentile

$230

Median

$504

90th Percentile

$1,227

Score Distribution

13 diamonds scored across 4 quality tiers

Excellent

5 (38.5%)

Very Good

3 (23.1%)

Good

4 (30.8%)

Average

1 (7.7%)

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J VVS2J colour is visually identical to I to the naked eye

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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