How much does a 5.00ct+ G VS1 lab grown cushion diamond cost?

As of September 2026, 5.00ct+ G VS1 lab grown cushion diamonds typically cost $1,315 CAD to $12,461 CAD, with a median price of $2,706 CAD. There are currently 1,620 diamonds matching this specification available across retailers.

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

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5.00ct+ G VS1 Lab Grown Cushion

Quick answer

As of September 2026, there are 1,620 lab grown cushion diamonds with G color and VS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $1,315 CAD to $12,461 CAD, with a median of $2,706 CAD. At least 37 retailers stock this exact specification. Half of all listings fall between $492 CAD and $1,334 CAD per carat. The same specification in natural form lists at a median of about $55,693 CAD per carat.

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

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Cushion lab grown stones in the index: 466 USD per carat, -14.7% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

1,620

Lowest Price

$549 CAD

Highest Price

$232,949 CAD

Average Price

$5,582 CAD

Market Intelligence

Retailers Selling

Price Spread

102.4%

Price Range

Price per carat distribution across retailers

$593/ct

10th Percentile

$280

Median

$593

90th Percentile

$1,393

Score Distribution

1.6K diamonds scored across 4 quality tiers

Excellent

455 (28.1%)

Very Good

467 (28.8%)

Good

191 (11.8%)

Average

507 (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