How much does a 0.75 to 0.99ct J VS1 lab grown cushion diamond cost?

As of October 2026, 0.75 to 0.99ct J VS1 lab grown cushion diamonds typically cost $660 CAD to $1,825 CAD, with a median price of $1,256 CAD. There are currently 2 diamonds matching this specification available across retailers.

Where can I find the best price on a J VS1 cushion diamond?

About 29% 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.

0.75 to 0.99ct J VS1 Lab Grown Cushion

Quick answer

As of October 2026, there are 2 lab grown cushion diamonds with J color and VS1 clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run $660 CAD to $1,825 CAD, with a median of $1,256 CAD. At least 8 retailers stock this exact specification, and 29% of the stones appear at more than one of them, with an average price spread of 77%. Half of all listings fall between $822 CAD and $1,917 CAD per carat. The same specification in natural form lists at a median of about $2,329 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. Cushion lab grown stones in the index: 516 USD per carat, +6.9% 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

$628 CAD

Highest Price

$1,905 CAD

Average Price

$1,247 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

28.6%

Price Spread

76.8%

Price Range

Price per carat distribution across retailers

$1,018/ct

10th Percentile

$579

Median

$1,018

90th Percentile

$1,384

Score Distribution

7 diamonds scored across 3 quality tiers

Excellent

2 (28.6%)

Very Good

2 (28.6%)

Average

3 (42.9%)

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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