How much does a 0.75 to 0.99ct H SI2 natural princess diamond cost?

As of November 2026, 0.75 to 0.99ct H SI2 natural princess diamonds typically cost €618 EUR to €2,082 EUR, with a median price of €1,126 EUR. There are currently 101 diamonds matching this specification available across retailers.

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

About 26% of these diamonds are available at multiple retailers, with an average price spread of 68%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct H SI2 Natural Princess

Quick answer

As of November 2026, there are 101 natural princess diamonds with H color and SI2 clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run €618 EUR to €2,082 EUR, with a median of €1,126 EUR. At least 47 retailers stock this exact specification, and 26% of the stones appear at more than one of them, with an average price spread of 68%. Half of all listings fall between €880 EUR and €1,674 EUR per carat. The same specification in lab grown form lists at a median of about €1,211 EUR per carat. Over the last 30 days the median price moved -8.6% and the number of listings moved +15.0%.

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

101

Lowest Price

€452 EUR

Highest Price

€3,949 EUR

Average Price

€1,259 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

26.2%

Price Spread

68.3%

30-Day Price Trend

-8.6%

30-Day Supply Change

+15.0%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$1,299/ct

10th Percentile

$875

Median

$1,299

90th Percentile

$2,680

Score Distribution

274 diamonds scored across 4 quality tiers

Excellent

33 (12.0%)

Very Good

38 (13.9%)

Good

62 (22.6%)

Average

141 (51.5%)

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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