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

As of November 2026, 3.00 to 4.99ct I VS1 lab grown princess diamonds typically cost €479 EUR to €5,838 EUR, with a median price of €1,799 EUR. There are currently 84 diamonds matching this specification available across retailers.

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

About 26% of these diamonds are available at multiple retailers, with an average price spread of 178%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct I VS1 Lab Grown Princess

Quick answer

As of November 2026, there are 84 lab grown princess diamonds with I color and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run €479 EUR to €5,838 EUR, with a median of €1,799 EUR. At least 44 retailers stock this exact specification, and 26% of the stones appear at more than one of them, with an average price spread of 178%. Half of all listings fall between €275 EUR and €1,171 EUR per carat. The same specification in natural form lists at a median of about €10,007 EUR per carat. Over the last 30 days the median price moved +0.8% and the number of listings moved -0.2%.

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: November 2026

Available

Lowest Price

€324 EUR

Highest Price

€17,204 EUR

Average Price

€2,491 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

25.8%

Price Spread

178.3%

30-Day Price Trend

+0.8%

30-Day Supply Change

-0.2%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$562/ct

10th Percentile

$183

Median

$562

90th Percentile

$3,289

Score Distribution

133 diamonds scored across 4 quality tiers

Excellent

42 (31.6%)

Very Good

26 (19.5%)

Good

29 (21.8%)

Average

36 (27.1%)

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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