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

As of October 2026, 1.00 to 1.49ct I FL natural princess diamonds typically cost €2,485 EUR to €5,482 EUR, with a median price of €3,443 EUR. There are currently 1 diamonds matching this specification available across retailers.

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

About 36% of these diamonds are available at multiple retailers, with an average price spread of 18%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct I FL Natural Princess

Quick answer

As of October 2026, there are 1 natural princess diamonds with I color and FL clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run €2,485 EUR to €5,482 EUR, with a median of €3,443 EUR. At least 24 retailers stock this exact specification, and 36% of the stones appear at more than one of them, with an average price spread of 18%. Half of all listings fall between €2,740 EUR and €3,292 EUR per carat. Over the last 30 days the median price moved -2.0% and the number of listings moved +3.8%.

Three of the best scored stones at this specification right now:

1.30ct Princess I FL, GIA, grade A, from €3,242 EUR

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 natural stones in the index: 2,158 USD per carat, +5.7% 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

€2,438 EUR

Highest Price

€7,372 EUR

Average Price

€3,837 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

36.4%

Price Spread

18.5%

30-Day Price Trend

-2.0%

30-Day Supply Change

+3.8%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$3,339/ct

10th Percentile

$2,781

Median

$3,339

90th Percentile

$4,133

Score Distribution

8 diamonds scored across 3 quality tiers

Excellent

1 (12.5%)

Very Good

2 (25.0%)

Good

5 (62.5%)

Find Your Diamond

Search 1 I 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.

J FLJ colour is visually identical to I to the naked eye

Save 28%

I IFIF inclusions are not visible without magnification

Save 14%

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