How much does a 2.00 to 2.99ct H SI1 natural princess diamond cost?

As of September 2026, 2.00 to 2.99ct H SI1 natural princess diamonds typically cost £5,793 GBP to £17,469 GBP, with a median price of £9,133 GBP. There are currently 301 diamonds matching this specification available across retailers.

Where can I find the best price on a H SI1 princess diamond?

Compare prices across retailers on Carat Hunter to see all your options.

2.00 to 2.99ct H SI1 Natural Princess

Quick answer

As of September 2026, there are 301 natural princess diamonds with H colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £5,793 GBP to £17,469 GBP, with a median of £9,133 GBP. At least 49 retailers stock this exact specification. Half of all listings fall between £3,324 GBP and £5,189 GBP per carat. The same specification in lab grown form lists at a median of about £906 GBP per carat.

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

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Princess natural stones in the index: 2,073 USD per carat, -3.2% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

301

Lowest Price

£3,834 GBP

Highest Price

£27,282 GBP

Average Price

£10,328 GBP

Market Intelligence

Retailers Selling

Price Spread

44.8%

Price Range

Price per carat distribution across retailers

$5,615/ct

10th Percentile

$3,678

Median

$5,615

90th Percentile

$8,670

Score Distribution

301 diamonds scored across 4 quality tiers

Excellent

20 (6.6%)

Very Good

74 (24.6%)

Good

113 (37.5%)

Average

94 (31.2%)

Find Your Diamond

Search 301 H SI1 princess diamonds and compare prices.

Search Diamonds

Consider Instead

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

H SI2SI2 inclusions are not visible without magnification

Save 16%

Lab-Grown H SI1Same specifications, lab-grown origin

Save 74%

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