How much does a 1.50 to 1.99ct G VS1 lab grown cushion diamond cost?

As of October 2026, 1.50 to 1.99ct G VS1 lab grown cushion diamonds typically cost €251 EUR to €1,175 EUR, with a median price of €617 EUR. There are currently 1,021 diamonds matching this specification available across retailers.

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

About 27% of these diamonds are available at multiple retailers, with an average price spread of 82%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct G VS1 Lab Grown Cushion

Quick answer

As of October 2026, there are 1,021 lab grown cushion diamonds with G colour and VS1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run €251 EUR to €1,175 EUR, with a median of €617 EUR. At least 62 retailers stock this exact specification, and 27% of the stones appear at more than one of them, with an average price spread of 82%. Half of all listings fall between €293 EUR and €644 EUR per carat. The same specification in natural form lists at a median of about €5,798 EUR per carat. Over the last 30 days the median price moved +12.5% and the number of listings moved +7.4%.

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

1,021

Lowest Price

€184 EUR

Highest Price

€3,180 EUR

Average Price

€669 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

27.1%

Price Spread

82.1%

30-Day Price Trend

+12.5%

30-Day Supply Change

+7.4%

Volatility (30d)

0.04

Price Range

Price per carat distribution across retailers

$478/ct

10th Percentile

$244

Median

$478

90th Percentile

$1,013

Score Distribution

2.6K diamonds scored across 4 quality tiers

Excellent

648 (25.2%)

Very Good

529 (20.5%)

Good

598 (23.2%)

Average

800 (31.1%)

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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