How much does a 3.00 to 4.99ct D VS1 lab grown cushion diamond cost?

As of October 2026, 3.00 to 4.99ct D VS1 lab grown cushion diamonds typically cost $653 USD to $4,115 USD, with a median price of $1,485 USD. There are currently 2,975 diamonds matching this specification available across retailers.

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

About 44% of these diamonds are available at multiple retailers, with an average price spread of 95%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct D VS1 Lab Grown Cushion

Quick answer

As of October 2026, there are 2,975 lab grown cushion diamonds with D color and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $653 USD to $4,115 USD, with a median of $1,485 USD. At least 63 retailers stock this exact specification, and 44% of the stones appear at more than one of them, with an average price spread of 95%. Half of all listings fall between $330 USD and $887 USD per carat. The same specification in natural form lists at a median of about $20,363 USD per carat. Over the last 30 days the median price moved +18.5% and the number of listings moved -1.9%.

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

2,975

Lowest Price

$498 USD

Highest Price

$12,210 USD

Average Price

$1,998 USD

Market Intelligence

Retailers Selling

Cross Retailer %

44.5%

Price Spread

95.0%

30-Day Price Trend

+18.5%

30-Day Supply Change

-1.9%

Volatility (30d)

0.08

Price Range

Price per carat distribution across retailers

$586/ct

10th Percentile

$249

Median

$586

90th Percentile

$1,254

Score Distribution

6.3K diamonds scored across 4 quality tiers

Excellent

2,129 (34.0%)

Very Good

1,132 (18.1%)

Good

1,295 (20.7%)

Average

1,706 (27.2%)

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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