How much does a 5.00ct+ G VVS1 lab grown marquise diamond cost?

As of October 2026, 5.00ct+ G VVS1 lab grown marquise diamonds typically cost $1,881 CAD to $18,357 CAD, with a median price of $4,619 CAD. There are currently 24 diamonds matching this specification available across retailers.

Where can I find the best price on a G VVS1 marquise diamond?

About 54% of these diamonds are available at multiple retailers, with an average price spread of 77%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ G VVS1 Lab Grown Marquise

Quick answer

As of October 2026, there are 24 lab grown marquise diamonds with G color and VVS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $1,881 CAD to $18,357 CAD, with a median of $4,619 CAD. At least 33 retailers stock this exact specification, and 54% of the stones appear at more than one of them, with an average price spread of 77%. Half of all listings fall between $655 CAD and $1,378 CAD per carat. Over the last 30 days the median price moved -14.5% and the number of listings moved +36.3%.

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

$1,145 CAD

Highest Price

$22,990 CAD

Average Price

$7,766 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

54.2%

Price Spread

77.3%

30-Day Price Trend

-14.5%

30-Day Supply Change

+36.3%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$668/ct

10th Percentile

$328

Median

$668

90th Percentile

$1,464

Score Distribution

88 diamonds scored across 4 quality tiers

Excellent

17 (19.3%)

Very Good

8 (9.1%)

Good

4 (4.5%)

Average

59 (67.0%)

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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