How much does a 0.20 to 0.49ct H VVS1 lab grown marquise diamond cost?

As of October 2026, 0.20 to 0.49ct H VVS1 lab grown marquise diamonds typically cost $156 CAD to $814 CAD, with a median price of $357 CAD. There are currently 5 diamonds matching this specification available across retailers.

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

About 31% of these diamonds are available at multiple retailers, with an average price spread of 74%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct H VVS1 Lab Grown Marquise

Quick answer

As of October 2026, there are 5 lab grown marquise diamonds with H color and VVS1 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run $156 CAD to $814 CAD, with a median of $357 CAD. At least 18 retailers stock this exact specification, and 31% of the stones appear at more than one of them, with an average price spread of 74%. Half of all listings fall between $810 CAD and $1,633 CAD per carat. The same specification in natural form lists at a median of about $2,227 CAD per carat. Over the last 30 days the median price moved +1.2% and the number of listings moved +11.3%.

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

$154 CAD

Highest Price

$941 CAD

Average Price

$409 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

31.3%

Price Spread

74.4%

30-Day Price Trend

+1.2%

30-Day Supply Change

+11.3%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$790/ct

10th Percentile

$366

Median

$790

90th Percentile

$1,830

Score Distribution

16 diamonds scored across 4 quality tiers

Excellent

5 (31.3%)

Very Good

1 (6.3%)

Good

5 (31.3%)

Average

5 (31.3%)

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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