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

As of October 2026, 3.00 to 4.99ct E FL lab grown princess diamonds typically cost $2,370 USD to $14,391 USD, with a median price of $6,216 USD. There are currently 18 diamonds matching this specification available across retailers.

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

About 40% of these diamonds are available at multiple retailers, with an average price spread of 88%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct E FL Lab Grown Princess

Quick answer

As of October 2026, there are 18 lab grown princess diamonds with E color and FL clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $2,370 USD to $14,391 USD, with a median of $6,216 USD. At least 38 retailers stock this exact specification, and 40% of the stones appear at more than one of them, with an average price spread of 88%. Half of all listings fall between $1,245 USD and $2,899 USD per carat. The same specification in natural form lists at a median of about $26,745 USD per carat. Over the last 30 days the median price moved -19.3% and the number of listings moved +9.7%.

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

$1,726 USD

Highest Price

$39,580 USD

Average Price

$7,825 USD

Market Intelligence

Retailers Selling

Cross Retailer %

39.8%

Price Spread

87.8%

30-Day Price Trend

-19.3%

30-Day Supply Change

+9.7%

Volatility (30d)

0.06

Price Range

Price per carat distribution across retailers

$1,884/ct

10th Percentile

$842

Median

$1,884

90th Percentile

$4,219

Score Distribution

44 diamonds scored across 4 quality tiers

Excellent

17 (38.6%)

Very Good

9 (20.5%)

Good

16 (36.4%)

Average

2 (4.5%)

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Consider Instead

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

F FLF colour is visually identical to E to the naked eye

Save 40%

E IFIF inclusions are not visible without magnification

Save 17%

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