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 €817 EUR to €7,751 EUR, with a median price of €1,663 EUR. There are currently 1,623 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 1,623 lab grown cushion diamonds with G colour and VS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run €817 EUR to €7,751 EUR, with a median of €1,663 EUR. At least 37 retailers stock this exact specification. Half of all listings fall between €306 EUR and €832 EUR per carat. The same specification in natural form lists at a median of about €34,782 EUR 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

1,623

Lowest Price

€342 EUR

Highest Price

€145,374 EUR

Average Price

€3,463 EUR

Market Intelligence

Retailers Selling

Price Spread

102.9%

Price Range

Price per carat distribution across retailers

$590/ct

10th Percentile

$280

Median

$590

90th Percentile

$1,384

Score Distribution

1.6K diamonds scored across 4 quality tiers

Excellent

460 (28.3%)

Very Good

460 (28.3%)

Good

201 (12.4%)

Average

502 (30.9%)

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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