How much does a 1.00 to 1.49ct D IF lab grown princess diamond cost?

As of November 2026, 1.00 to 1.49ct D IF lab grown princess diamonds typically cost €259 EUR to €1,678 EUR, with a median price of €559 EUR. There are currently 433 diamonds matching this specification available across retailers.

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

About 38% of these diamonds are available at multiple retailers, with an average price spread of 117%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct D IF Lab Grown Princess

Quick answer

As of November 2026, there are 433 lab grown princess diamonds with D color and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run €259 EUR to €1,678 EUR, with a median of €559 EUR. At least 50 retailers stock this exact specification, and 38% of the stones appear at more than one of them, with an average price spread of 117%. Half of all listings fall between €368 EUR and €1,054 EUR per carat. The same specification in natural form lists at a median of about €7,510 EUR per carat. Over the last 30 days the median price moved -4.8% and the number of listings moved +10.5%.

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: November 2026

Available

433

Lowest Price

€206 EUR

Highest Price

€6,301 EUR

Average Price

€792 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

37.9%

Price Spread

117.4%

30-Day Price Trend

-4.8%

30-Day Supply Change

+10.5%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$653/ct

10th Percentile

$292

Median

$653

90th Percentile

$1,469

Score Distribution

1.1K diamonds scored across 5 quality tiers

Exceptional

7 (0.6%)

Excellent

402 (36.3%)

Very Good

199 (18.0%)

Good

304 (27.5%)

Average

194 (17.5%)

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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