How much does a 0.50 to 0.74ct E SI2 natural princess diamond cost?

As of November 2026, 0.50 to 0.74ct E SI2 natural princess diamonds typically cost €451 EUR to €905 EUR, with a median price of €625 EUR. There are currently 639 diamonds matching this specification available across retailers.

Where can I find the best price on a E SI2 princess diamond?

About 38% of these diamonds are available at multiple retailers, with an average price spread of 30%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct E SI2 Natural Princess

Quick answer

As of November 2026, there are 639 natural princess diamonds with E color and SI2 clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run €451 EUR to €905 EUR, with a median of €625 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 30%. Half of all listings fall between €896 EUR and €1,204 EUR per carat. The same specification in lab grown form lists at a median of about €891 EUR per carat. Over the last 30 days the median price moved -0.7% and the number of listings moved +37.9%.

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 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: November 2026

Available

639

Lowest Price

€255 EUR

Highest Price

€1,950 EUR

Average Price

€681 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

38.4%

Price Spread

29.9%

30-Day Price Trend

-0.7%

30-Day Supply Change

+37.9%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$1,151/ct

10th Percentile

$925

Median

$1,151

90th Percentile

$1,892

Score Distribution

1.3K diamonds scored across 4 quality tiers

Excellent

269 (20.6%)

Very Good

332 (25.4%)

Good

408 (31.3%)

Average

296 (22.7%)

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Consider Instead

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

F SI2F colour is visually identical to E to the naked eye

Save 5%

Lab-Grown E SI2Same specifications, lab-grown origin

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