How much does a 2.00 to 2.99ct I SI2 lab grown princess diamond cost?

As of September 2026, 2.00 to 2.99ct I SI2 lab grown princess diamonds typically cost €942 EUR to €13,436 EUR, with a median price of €2,677 EUR. There are currently 38 diamonds matching this specification available across retailers.

Where can I find the best price on a I SI2 princess diamond?

Compare prices across retailers on Carat Hunter to see all your options.

2.00 to 2.99ct I SI2 Lab Grown Princess

Quick answer

As of September 2026, there are 38 lab grown princess diamonds with I colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run €942 EUR to €13,436 EUR, with a median of €2,677 EUR. At least 13 retailers stock this exact specification. Half of all listings fall between €1,136 EUR and €5,166 EUR per carat. The same specification in natural form lists at a median of about €4,703 EUR per carat.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Princess lab grown stones in the index: 481 USD per carat, -7.3% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

Lowest Price

€936 EUR

Highest Price

€15,972 EUR

Average Price

€5,721 EUR

Market Intelligence

Retailers Selling

Price Spread

225.4%

Price Range

Price per carat distribution across retailers

$2,063/ct

10th Percentile

$916

Median

$2,063

90th Percentile

$7,507

Score Distribution

38 diamonds scored across 4 quality tiers

Excellent

6 (15.8%)

Very Good

5 (13.2%)

Good

16 (42.1%)

Average

11 (28.9%)

Find Your Diamond

Search 38 I SI2 princess diamonds and compare prices.

Search Diamonds

Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

J SI2J colour is visually identical to I to the naked eye

Save 16%

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