How much does a 2.00 to 2.99ct I I1 natural heart diamond cost?

As of October 2026, 2.00 to 2.99ct I I1 natural heart diamonds typically cost £6,404 GBP to £20,283 GBP, with a median price of £12,656 GBP. There are currently 5 diamonds matching this specification available across retailers.

Where can I find the best price on a I I1 heart diamond?

About 7% of these diamonds are available at multiple retailers, with an average price spread of 52%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct I I1 Natural Heart

Quick answer

As of October 2026, there are 5 natural heart diamonds with I colour and I1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £6,404 GBP to £20,283 GBP, with a median of £12,656 GBP. At least 14 retailers stock this exact specification, and 7% of the stones appear at more than one of them, with an average price spread of 52%. Half of all listings fall between £2,390 GBP and £3,972 GBP per carat. Over the last 30 days the median price moved +0.8% and the number of listings moved -2.6%.

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. Heart natural stones in the index: 2,374 USD per carat, +9.8% 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

Lowest Price

£2,144 GBP

Highest Price

£30,472 GBP

Average Price

£13,100 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

7.0%

Price Spread

51.7%

30-Day Price Trend

+0.8%

30-Day Supply Change

-2.6%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$4,102/ct

10th Percentile

$2,690

Median

$4,102

90th Percentile

$6,508

Score Distribution

167 diamonds scored across 4 quality tiers

Excellent

3 (1.8%)

Very Good

4 (2.4%)

Good

1 (0.6%)

Average

159 (95.2%)

Find Your Diamond

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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