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

As of September 2026, 3.00 to 4.99ct E FL lab grown princess diamonds typically cost $3,609 USD to $24,823 USD, with a median price of $10,581 USD. There are currently 48 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct E FL Lab Grown Princess

Quick answer

As of September 2026, there are 48 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 $3,609 USD to $24,823 USD, with a median of $10,581 USD. At least 28 retailers stock this exact specification. Half of all listings fall between $1,779 USD and $4,492 USD per carat. The same specification in natural form lists at a median of about $29,062 USD 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

$3,028 USD

Highest Price

$44,570 USD

Average Price

$12,212 USD

Market Intelligence

Retailers Selling

Price Spread

79.8%

Price Range

Price per carat distribution across retailers

$3,401/ct

10th Percentile

$1,201

Median

$3,401

90th Percentile

$7,481

Score Distribution

48 diamonds scored across 4 quality tiers

Excellent

13 (27.1%)

Very Good

12 (25.0%)

Good

13 (27.1%)

Average

10 (20.8%)

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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 68%

E IFIF inclusions are not visible without magnification

Save 43%

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