How much does a 1.00 to 1.49ct I VVS2 lab grown marquise diamond cost?

As of October 2026, 1.00 to 1.49ct I VVS2 lab grown marquise diamonds typically cost $388 USD to $1,004 USD, with a median price of $660 USD. There are currently 10 diamonds matching this specification available across retailers.

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

About 17% of these diamonds are available at multiple retailers, with an average price spread of 75%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct I VVS2 Lab Grown Marquise

Quick answer

As of October 2026, there are 10 lab grown marquise diamonds with I color and VVS2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $388 USD to $1,004 USD, with a median of $660 USD. At least 34 retailers stock this exact specification, and 17% of the stones appear at more than one of them, with an average price spread of 75%. Half of all listings fall between $421 USD and $891 USD per carat. The same specification in natural form lists at a median of about $5,164 USD per carat. Over the last 30 days the median price moved +2.3% and the number of listings moved +11.7%.

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

Lowest Price

$227 USD

Highest Price

$2,402 USD

Average Price

$667 USD

Market Intelligence

Retailers Selling

Cross Retailer %

17.2%

Price Spread

75.0%

30-Day Price Trend

+2.3%

30-Day Supply Change

+11.7%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$628/ct

10th Percentile

$235

Median

$628

90th Percentile

$1,503

Score Distribution

20 diamonds scored across 4 quality tiers

Excellent

1 (5.0%)

Very Good

8 (40.0%)

Good

7 (35.0%)

Average

4 (20.0%)

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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