How much does a 3.00 to 4.99ct E IF lab grown princess diamond cost?

As of October 2026, 3.00 to 4.99ct E IF lab grown princess diamonds typically cost £1,074 GBP to £15,340 GBP, with a median price of £4,040 GBP. There are currently 23 diamonds matching this specification available across retailers.

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

About 32% of these diamonds are available at multiple retailers, with an average price spread of 91%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct E IF Lab Grown Princess

Quick answer

As of October 2026, there are 23 lab grown princess diamonds with E colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run £1,074 GBP to £15,340 GBP, with a median of £4,040 GBP. At least 43 retailers stock this exact specification, and 32% of the stones appear at more than one of them, with an average price spread of 91%. Half of all listings fall between £717 GBP and £1,811 GBP per carat. The same specification in natural form lists at a median of about £17,377 GBP per carat. Over the last 30 days the median price moved -18.3% and the number of listings moved +12.2%.

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: October 2026

Available

Lowest Price

£765 GBP

Highest Price

£23,008 GBP

Average Price

£6,457 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

31.9%

Price Spread

91.4%

30-Day Price Trend

-18.3%

30-Day Supply Change

+12.2%

Volatility (30d)

0.07

Price Range

Price per carat distribution across retailers

$1,590/ct

10th Percentile

$641

Median

$1,590

90th Percentile

$3,922

Score Distribution

77 diamonds scored across 5 quality tiers

Exceptional

2 (2.6%)

Excellent

19 (24.7%)

Very Good

22 (28.6%)

Good

20 (26.0%)

Average

14 (18.2%)

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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