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

As of October 2026, 5.00ct+ I VVS2 lab grown marquise diamonds typically cost $800 USD to $5,837 USD, with a median price of $1,344 USD. 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 101%. 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 October 2026, there are 9 lab grown marquise diamonds with I color and VVS2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $800 USD to $5,837 USD, with a median of $1,344 USD. At least 32 retailers stock this exact specification, and 39% of the stones appear at more than one of them, with an average price spread of 101%. Half of all listings fall between $252 USD and $648 USD per carat. Over the last 30 days the median price moved -43.8% and the number of listings moved +170.4%.

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: October 2026

Available

Lowest Price

$619 USD

Highest Price

$9,250 USD

Average Price

$2,989 USD

Market Intelligence

Retailers Selling

Cross Retailer %

39.4%

Price Spread

100.7%

30-Day Price Trend

-43.8%

30-Day Supply Change

+170.4%

Volatility (30d)

0.18

Price Range

Price per carat distribution across retailers

$393/ct

10th Percentile

$163

Median

$393

90th Percentile

$1,080

Score Distribution

15 diamonds scored across 4 quality tiers

Excellent

4 (26.7%)

Very Good

1 (6.7%)

Good

8 (53.3%)

Average

2 (13.3%)

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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