How much does a 3.00 to 4.99ct G VVS2 lab grown marquise diamond cost?

As of October 2026, 3.00 to 4.99ct G VVS2 lab grown marquise diamonds typically cost $414 USD to $4,580 USD, with a median price of $864 USD. There are currently 2,014 diamonds matching this specification available across retailers.

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

About 51% of these diamonds are available at multiple retailers, with an average price spread of 122%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct G VVS2 Lab Grown Marquise

Quick answer

As of October 2026, there are 2,014 lab grown marquise diamonds with G color and VVS2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $414 USD to $4,580 USD, with a median of $864 USD. At least 58 retailers stock this exact specification, and 51% of the stones appear at more than one of them, with an average price spread of 122%. Half of all listings fall between $265 USD and $812 USD per carat. The same specification in natural form lists at a median of about $26,325 USD per carat. Over the last 30 days the median price moved +19.9% and the number of listings moved +37.5%.

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

2,014

Lowest Price

$327 USD

Highest Price

$8,950 USD

Average Price

$1,642 USD

Market Intelligence

Retailers Selling

Cross Retailer %

50.9%

Price Spread

121.8%

30-Day Price Trend

+19.9%

30-Day Supply Change

+37.5%

Volatility (30d)

0.14

Price Range

Price per carat distribution across retailers

$450/ct

10th Percentile

$176

Median

$450

90th Percentile

$1,191

Score Distribution

3.7K diamonds scored across 4 quality tiers

Excellent

1,711 (46.2%)

Very Good

340 (9.2%)

Good

464 (12.5%)

Average

1,190 (32.1%)

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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