How much does a 3.00 to 4.99ct G VS2 lab grown cushion diamond cost?

As of September 2026, 3.00 to 4.99ct G VS2 lab grown cushion diamonds typically cost $735 USD to $4,090 USD, with a median price of $1,305 USD. There are currently 1,137 diamonds matching this specification available across retailers.

Where can I find the best price on a G VS2 cushion diamond?

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3.00 to 4.99ct G VS2 Lab Grown Cushion

Quick answer

As of September 2026, there are 1,137 lab grown cushion diamonds with G color and VS2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $735 USD to $4,090 USD, with a median of $1,305 USD. At least 42 retailers stock this exact specification. Half of all listings fall between $301 USD and $1,026 USD per carat. The same specification in natural form lists at a median of about $18,597 USD 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

1,137

Lowest Price

$346 USD

Highest Price

$21,025 USD

Average Price

$2,000 USD

Market Intelligence

Retailers Selling

Price Spread

149.8%

Price Range

Price per carat distribution across retailers

$484/ct

10th Percentile

$245

Median

$484

90th Percentile

$1,467

Score Distribution

1.1K diamonds scored across 4 quality tiers

Excellent

143 (12.6%)

Very Good

332 (29.2%)

Good

322 (28.3%)

Average

340 (29.9%)

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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