How much does a 5.00ct+ J VS2 lab grown marquise diamond cost?

As of October 2026, 5.00ct+ J VS2 lab grown marquise diamonds typically cost $1,590 CAD to $11,077 CAD, with a median price of $3,113 CAD. There are currently 4 diamonds matching this specification available across retailers.

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

About 25% of these diamonds are available at multiple retailers, with an average price spread of 65%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ J VS2 Lab Grown Marquise

Quick answer

As of October 2026, there are 4 lab grown marquise diamonds with J color and VS2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $1,590 CAD to $11,077 CAD, with a median of $3,113 CAD. At least 13 retailers stock this exact specification, and 25% of the stones appear at more than one of them, with an average price spread of 65%. Half of all listings fall between $242 CAD and $469 CAD per carat. The same specification in natural form lists at a median of about $12,463 CAD per carat.

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

$1,270 CAD

Highest Price

$15,898 CAD

Average Price

$5,078 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

25.0%

Price Spread

65.4%

Price Range

Price per carat distribution across retailers

$249/ct

10th Percentile

$157

Median

$249

90th Percentile

$546

Score Distribution

7 diamonds scored across 4 quality tiers

Excellent

1 (14.3%)

Very Good

2 (28.6%)

Good

2 (28.6%)

Average

2 (28.6%)

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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