How much does a 2.00 to 2.99ct G VS1 lab grown marquise diamond cost?

As of October 2026, 2.00 to 2.99ct G VS1 lab grown marquise diamonds typically cost $338 USD to $2,753 USD, with a median price of $949 USD. There are currently 1,081 diamonds matching this specification available across retailers.

Where can I find the best price on a G VS1 marquise diamond?

About 41% of these diamonds are available at multiple retailers, with an average price spread of 97%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct G VS1 Lab Grown Marquise

Quick answer

As of October 2026, there are 1,081 lab grown marquise diamonds with G color and VS1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $338 USD to $2,753 USD, with a median of $949 USD. At least 55 retailers stock this exact specification, and 41% of the stones appear at more than one of them, with an average price spread of 97%. Half of all listings fall between $286 USD and $724 USD per carat. The same specification in natural form lists at a median of about $15,790 USD per carat. Over the last 30 days the median price moved +15.5% and the number of listings moved +77.0%.

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

1,081

Lowest Price

$265 USD

Highest Price

$5,044 USD

Average Price

$1,326 USD

Market Intelligence

Retailers Selling

Cross Retailer %

40.6%

Price Spread

97.4%

30-Day Price Trend

+15.5%

30-Day Supply Change

+77.0%

Volatility (30d)

0.13

Price Range

Price per carat distribution across retailers

$450/ct

10th Percentile

$192

Median

$450

90th Percentile

$963

Score Distribution

2.1K diamonds scored across 4 quality tiers

Excellent

606 (29.5%)

Very Good

183 (8.9%)

Good

648 (31.5%)

Average

618 (30.1%)

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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