How much does a 1.00 to 1.49ct I VS2 lab grown cushion diamond cost?

As of October 2026, 1.00 to 1.49ct I VS2 lab grown cushion diamonds typically cost $249 USD to $1,296 USD, with a median price of $499 USD. There are currently 8 diamonds matching this specification available across retailers.

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

About 13% of these diamonds are available at multiple retailers, with an average price spread of 72%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct I VS2 Lab Grown Cushion

Quick answer

As of October 2026, there are 8 lab grown cushion diamonds with I color and VS2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $249 USD to $1,296 USD, with a median of $499 USD. At least 36 retailers stock this exact specification, and 13% of the stones appear at more than one of them, with an average price spread of 72%. Half of all listings fall between $424 USD and $831 USD per carat. The same specification in natural form lists at a median of about $2,954 USD per carat. Over the last 30 days the median price moved +4.8% and the number of listings moved -1.0%.

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

$165 USD

Highest Price

$2,090 USD

Average Price

$659 USD

Market Intelligence

Retailers Selling

Cross Retailer %

13.0%

Price Spread

71.9%

30-Day Price Trend

+4.8%

30-Day Supply Change

-1.0%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$566/ct

10th Percentile

$325

Median

$566

90th Percentile

$951

Score Distribution

17 diamonds scored across 4 quality tiers

Excellent

4 (23.5%)

Very Good

5 (29.4%)

Good

3 (17.6%)

Average

5 (29.4%)

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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