How much does a 1.00 to 1.49ct I VVS1 lab grown marquise diamond cost?

As of October 2026, 1.00 to 1.49ct I VVS1 lab grown marquise diamonds typically cost $546 CAD to $1,024 CAD, with a median price of $598 CAD. There are currently 1 diamonds matching this specification available across retailers.

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

About 10% of these diamonds are available at multiple retailers, with an average price spread of 57%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct I VVS1 Lab Grown Marquise

Quick answer

As of October 2026, there are 1 lab grown marquise diamonds with I color and VVS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $546 CAD to $1,024 CAD, with a median of $598 CAD. At least 28 retailers stock this exact specification, and 10% of the stones appear at more than one of them, with an average price spread of 57%. Half of all listings fall between $586 CAD and $1,159 CAD per carat. The same specification in natural form lists at a median of about $7,929 CAD per carat. Over the last 30 days the median price moved -0.9% and the number of listings moved +6.3%.

Three of the best scored stones at this specification right now:

1.02ct Marquise I VVS1, IGI, grade A, from $598 CAD

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

$534 CAD

Highest Price

$2,601 CAD

Average Price

$754 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

10.2%

Price Spread

57.0%

30-Day Price Trend

-0.9%

30-Day Supply Change

+6.3%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$719/ct

10th Percentile

$245

Median

$719

90th Percentile

$962

Score Distribution

3 diamonds scored across 2 quality tiers

Excellent

2 (66.7%)

Average

1 (33.3%)

Find Your Diamond

Search 1 I VVS1 marquise diamonds and compare prices.

Search Diamonds

Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

I VVS2VVS2 inclusions are not visible without magnification

Save 13%

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