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

As of September 2026, 3.00 to 4.99ct D FL lab grown princess diamonds typically cost $3,395 USD to $33,169 USD, with a median price of $12,656 USD. There are currently 1,659 diamonds matching this specification available across retailers.

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

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

3.00 to 4.99ct D FL Lab Grown Princess

Quick answer

As of September 2026, there are 1,659 lab grown princess diamonds with D color and FL clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $3,395 USD to $33,169 USD, with a median of $12,656 USD. At least 28 retailers stock this exact specification. Half of all listings fall between $1,780 USD and $4,371 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

1,659

Lowest Price

$2,755 USD

Highest Price

$188,583 USD

Average Price

$15,675 USD

Market Intelligence

Retailers Selling

Price Spread

76.2%

Price Range

Price per carat distribution across retailers

$3,402/ct

10th Percentile

$1,201

Median

$3,402

90th Percentile

$7,482

Score Distribution

1.7K diamonds scored across 4 quality tiers

Excellent

340 (20.5%)

Very Good

324 (19.5%)

Good

844 (50.9%)

Average

151 (9.1%)

Find Your Diamond

Search 1,659 D FL princess diamonds and compare prices.

Search Diamonds

Consider Instead

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

D IFIF inclusions are not visible without magnification

Save 44%

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