How much does a 3.00 to 4.99ct G VS1 lab grown princess diamond cost?

As of October 2026, 3.00 to 4.99ct G VS1 lab grown princess diamonds typically cost $492 USD to $4,690 USD, with a median price of $1,479 USD. There are currently 789 diamonds matching this specification available across retailers.

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

About 41% of these diamonds are available at multiple retailers, with an average price spread of 99%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct G VS1 Lab Grown Princess

Quick answer

As of October 2026, there are 789 lab grown princess diamonds with G color and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $492 USD to $4,690 USD, with a median of $1,479 USD. At least 55 retailers stock this exact specification, and 41% of the stones appear at more than one of them, with an average price spread of 99%. Half of all listings fall between $253 USD and $691 USD per carat. The same specification in natural form lists at a median of about $19,139 USD per carat. Over the last 30 days the median price moved +23.3% and the number of listings moved +7.1%.

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. Princess lab grown stones in the index: 461 USD per carat, -4.8% 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

789

Lowest Price

$345 USD

Highest Price

$10,330 USD

Average Price

$1,985 USD

Market Intelligence

Retailers Selling

Cross Retailer %

40.6%

Price Spread

99.1%

30-Day Price Trend

+23.3%

30-Day Supply Change

+7.1%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$442/ct

10th Percentile

$176

Median

$442

90th Percentile

$1,118

Score Distribution

2.0K diamonds scored across 4 quality tiers

Excellent

548 (27.5%)

Very Good

259 (13.0%)

Good

529 (26.6%)

Average

655 (32.9%)

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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