How much does a 2.00 to 2.99ct H SI2 natural princess diamond cost?

As of October 2026, 2.00 to 2.99ct H SI2 natural princess diamonds typically cost £4,676 GBP to £16,604 GBP, with a median price of £8,606 GBP. There are currently 128 diamonds matching this specification available across retailers.

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

About 32% of these diamonds are available at multiple retailers, with an average price spread of 50%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct H SI2 Natural Princess

Quick answer

As of October 2026, there are 128 natural princess diamonds with H colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £4,676 GBP to £16,604 GBP, with a median of £8,606 GBP. At least 50 retailers stock this exact specification, and 32% of the stones appear at more than one of them, with an average price spread of 50%. Half of all listings fall between £2,822 GBP and £4,622 GBP per carat. The same specification in lab grown form lists at a median of about £1,043 GBP per carat. Over the last 30 days the median price moved -2.3% and the number of listings moved +10.1%.

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: October 2026

Available

128

Lowest Price

£1,758 GBP

Highest Price

£31,937 GBP

Average Price

£10,038 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

31.6%

Price Spread

50.3%

30-Day Price Trend

-2.3%

30-Day Supply Change

+10.1%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$4,769/ct

10th Percentile

$2,995

Median

$4,769

90th Percentile

$7,447

Score Distribution

414 diamonds scored across 4 quality tiers

Excellent

75 (18.1%)

Very Good

84 (20.3%)

Good

54 (13.0%)

Average

201 (48.6%)

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Consider Instead

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

H I1I1 inclusions are not visible without magnification

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Lab-Grown H SI2Same specifications, lab-grown origin

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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