How much does a 1.00 to 1.49ct G VS2 lab grown marquise diamond cost?

As of October 2026, 1.00 to 1.49ct G VS2 lab grown marquise diamonds typically cost $199 USD to $910 USD, with a median price of $507 USD. There are currently 204 diamonds matching this specification available across retailers.

Where can I find the best price on a G VS2 marquise diamond?

About 28% of these diamonds are available at multiple retailers, with an average price spread of 73%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct G VS2 Lab Grown Marquise

Quick answer

As of October 2026, there are 204 lab grown marquise diamonds with G color and VS2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $199 USD to $910 USD, with a median of $507 USD. At least 44 retailers stock this exact specification, and 28% of the stones appear at more than one of them, with an average price spread of 73%. Half of all listings fall between $328 USD and $685 USD per carat. The same specification in natural form lists at a median of about $6,178 USD per carat. Over the last 30 days the median price moved +5.2% and the number of listings moved +12.7%.

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

204

Lowest Price

$131 USD

Highest Price

$1,872 USD

Average Price

$578 USD

Market Intelligence

Retailers Selling

Cross Retailer %

28.4%

Price Spread

72.9%

30-Day Price Trend

+5.2%

30-Day Supply Change

+12.7%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$490/ct

10th Percentile

$194

Median

$490

90th Percentile

$925

Score Distribution

491 diamonds scored across 4 quality tiers

Excellent

67 (13.6%)

Very Good

46 (9.4%)

Good

183 (37.3%)

Average

195 (39.7%)

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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