How much does a 1.00 to 1.49ct F FL natural princess diamond cost?

As of September 2026, 1.00 to 1.49ct F FL natural princess diamonds typically cost $3,939 USD to $8,294 USD, with a median price of $5,025 USD. There are currently 6 diamonds matching this specification available across retailers.

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1.00 to 1.49ct F FL Natural Princess

Quick answer

As of September 2026, there are 6 natural princess diamonds with F color and FL clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $3,939 USD to $8,294 USD, with a median of $5,025 USD. At least 24 retailers stock this exact specification. Half of all listings fall between $2,923 USD and $3,769 USD per carat. The same specification in lab grown form lists at a median of about $792 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 natural stones in the index: 2,073 USD per carat, -3.2% 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

$3,853 USD

Highest Price

$10,952 USD

Average Price

$5,753 USD

Market Intelligence

Retailers Selling

Price Spread

26.9%

Price Range

Price per carat distribution across retailers

$3,141/ct

10th Percentile

$2,488

Median

$3,141

90th Percentile

$4,188

Score Distribution

6 diamonds scored across 3 quality tiers

Very Good

1 (16.7%)

Good

2 (33.3%)

Average

3 (50.0%)

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Lab-Grown F FLSame specifications, lab-grown origin

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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