How much does a 2.00 to 2.99ct E SI1 natural heart diamond cost?

As of September 2026, 2.00 to 2.99ct E SI1 natural heart diamonds typically cost £7,584 GBP to £21,883 GBP, with a median price of £10,986 GBP. There are currently 138 diamonds matching this specification available across retailers.

Where can I find the best price on a E SI1 heart diamond?

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2.00 to 2.99ct E SI1 Natural Heart

Quick answer

As of September 2026, there are 138 natural heart diamonds with E colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £7,584 GBP to £21,883 GBP, with a median of £10,986 GBP. At least 50 retailers stock this exact specification. Half of all listings fall between £4,502 GBP and £6,727 GBP per carat. The same specification in lab grown form lists at a median of about £305 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. Heart natural stones in the index: 2,261 USD per carat, +1.7% 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

138

Lowest Price

£4,383 GBP

Highest Price

£61,208 GBP

Average Price

£13,070 GBP