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

As of October 2026, 1.00 to 1.49ct E IF lab grown princess diamonds typically cost $228 USD to $1,552 USD, with a median price of $530 USD. There are currently 200 diamonds matching this specification available across retailers.

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

About 38% of these diamonds are available at multiple retailers, with an average price spread of 118%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct E IF Lab Grown Princess

Quick answer

As of October 2026, there are 200 lab grown princess diamonds with E color and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $228 USD to $1,552 USD, with a median of $530 USD. 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 118%. Half of all listings fall between $411 USD and $1,180 USD per carat. The same specification in natural form lists at a median of about $8,379 USD per carat. Over the last 30 days the median price moved +2.9% and the number of listings moved +14.3%.

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: October 2026

Available

200

Lowest Price

$159 USD

Highest Price

$6,980 USD

Average Price

$759 USD

Market Intelligence

Retailers Selling

Cross Retailer %

38.0%

Price Spread

117.7%

30-Day Price Trend

+2.9%

30-Day Supply Change

+14.3%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$653/ct

10th Percentile

$292

Median

$653

90th Percentile

$1,487

Score Distribution

479 diamonds scored across 5 quality tiers

Exceptional

5 (1.0%)

Excellent

185 (38.6%)

Very Good

115 (24.0%)

Good

64 (13.4%)

Average

110 (23.0%)

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Consider Instead

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

F IFF colour is visually identical to E to the naked eye

Save 9%

E VVS1VVS1 inclusions are not visible without magnification

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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